Solar Panel Junction Box Potting | SANCO<\/title>\n<link rel=\"preconnect\" href=\"https:\/\/fonts.googleapis.com\">\n<link href=\"https:\/\/fonts.googleapis.com\/css2?family=DM+Sans:wght@400;500;600;700&family=Barlow+Condensed:wght@600;700;800&display=swap\" rel=\"stylesheet\">\n<\/head>\n<body>\n\n\n\n<script type=\"application\/ld+json\">\n{\n \"@context\": \"https:\/\/schema.org\",\n \"@graph\": [\n {\n \"@type\": \"WebPage\",\n \"@id\": \"https:\/\/www.sancofd.com\/application\/new-energy\/solar-panel-junction-box-potting\/\",\n \"url\": \"https:\/\/www.sancofd.com\/application\/new-energy\/solar-panel-junction-box-potting\/\",\n \"name\": \"Solar Panel Junction Box Potting for New Energy Manufacturing | SANCO\",\n \"description\": \"SANCO dispensing machines deliver high-volume silicone potting for solar panel junction boxes, achieving IP67\u2013IP68 weatherproof sealing and diode protection for 25-year outdoor photovoltaic module service life.\",\n \"inLanguage\": \"en\",\n 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protection using SANCO dispensing equipment.\",\n \"step\": [\n {\n \"@type\": \"HowToStep\",\n \"position\": 1,\n \"name\": \"Junction Box Load & Diode\/Terminal Inspection\",\n \"text\": \"Assembled junction box with bypass diodes and ribbon terminal connections is loaded and inspected to confirm correct component placement and solder joint integrity before potting.\"\n },\n {\n \"@type\": \"HowToStep\",\n \"position\": 2,\n \"name\": \"Silicone Potting Compound Dispensing\",\n \"text\": \"SANCO dispensing machine fills the junction box cavity with silicone potting compound to target volume, achieving complete coverage of diodes, terminals and internal wiring.\"\n },\n {\n \"@type\": \"HowToStep\",\n \"position\": 3,\n \"name\": \"Vacuum Degas \/ Bubble Release\",\n \"text\": \"Filled junction box undergoes degassing or extended dwell time to allow entrapped air to escape the fill before the silicone gels.\"\n },\n {\n \"@type\": \"HowToStep\",\n \"position\": 4,\n \"name\": \"Cure\",\n \"text\": \"Potting compound cures per material specification, forming a complete moisture and dust barrier around the internal electrical components.\"\n },\n {\n \"@type\": \"HowToStep\",\n \"position\": 5,\n \"name\": \"IP Rating & 25-Year Durability Verification\",\n \"text\": \"Sample units undergo IP-rating water immersion testing and accelerated weathering to verify the potted junction box supports the module's 25-year outdoor service life warranty.\"\n }\n]\n }\n ]\n}\n<\/script>\n\n\n<style>\n\/* \u2500\u2500 reset scoped to this widget only \u2500\u2500 *\/\n.sanco-app-wrap *{box-sizing:border-box;margin:0;padding:0}\n\n\/* \u2500\u2500 tokens \u2500\u2500 *\/\n.sanco-app-wrap{\n --navy:#0a1628;\n --blue:#2e7dd1;\n --blue-dk:#1c68b8;\n --g50:#f8fafc;\n --g100:#f1f5f9;\n --g200:#e2e8f0;\n --g400:#94a3b8;\n --g600:#475569;\n --radius-card:14px;\n font-family:'DM Sans',sans-serif;\n color:var(--navy);\n}\n\n\/* \u2500\u2500 HERO \u2500\u2500 *\/\n.sanco-app-hero{\n 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.sanco-app-intro-wrap{grid-template-columns:1fr;gap:32px}\n .sanco-app-intro-img img{height:260px}\n .sanco-app-hl-wrap{grid-template-columns:repeat(2,1fr)}\n .sanco-challenge-grid{grid-template-columns:repeat(2,1fr)}\n .sanco-process-steps{grid-template-columns:repeat(3,1fr)}\n .sanco-process-step::after{display:none}\n}\n@media(max-width:600px){\n .sanco-app-hero{height:auto;min-height:340px;padding:32px 0}\n .sanco-app-hero h1{font-size:30px}\n .sanco-app-hero-sub{font-size:15px}\n .sanco-app-hl-wrap,.sanco-challenge-grid,\n .sanco-process-steps{grid-template-columns:1fr}\n .sanco-app-intro-text h2,.sanco-app-sec-head h2{font-size:28px}\n .sanco-app-hero-inner,.sanco-app-bread,\n .sanco-app-intro-wrap,.sanco-app-hl-wrap,\n .sanco-app-challenges-wrap,.sanco-app-process-wrap,\n .sanco-app-materials-wrap,.sanco-app-faq-wrap{padding-left:16px;padding-right:16px}\n .sanco-challenge-card,.sanco-app-hl-card,.sanco-process-step{padding:20px 16px}\n}\n<\/style>\n\n\n<div class=\"sanco-app-wrap\">\n\n \n <section class=\"sanco-app-hero\" aria-label=\"New Energy application hero\">\n <div class=\"sanco-app-hero-bg\"><\/div>\n <div class=\"sanco-app-hero-overlay\"><\/div>\n <div class=\"sanco-app-hero-inner\">\n <span class=\"sanco-app-hero-label\">New Energy \u00b7 Applications<\/span>\n <h1>Solar Panel Junction Box Potting<\/h1>\n <p class=\"sanco-app-hero-sub\">High-volume silicone potting for solar panel junction boxes \u2014 achieving IP67\u2013IP68 weatherproof sealing and diode protection for 25-year outdoor photovoltaic module service life.<\/p>\n <\/div>\n <\/section>\n\n \n <nav class=\"sanco-app-bread\" aria-label=\"Breadcrumb\">\n <a href=\"https:\/\/www.sancofd.com\/\">Home<\/a>\n <span class=\"sep\" aria-hidden=\"true\">\u203a<\/span>\n <a href=\"https:\/\/www.sancofd.com\/application\/\">Applications<\/a>\n <span class=\"sep\" aria-hidden=\"true\">\u203a<\/span>\n <span>New Energy<\/span>\n <span class=\"sep\" aria-hidden=\"true\">\u203a<\/span>\n <span class=\"cur\">Solar Panel Junction Box Potting<\/span>\n <\/nav>\n\n \n <section class=\"sanco-app-intro\">\n <div class=\"sanco-app-intro-wrap\">\n <div class=\"sanco-app-intro-text\">\n <div class=\"sanco-app-eyebrow\">Industry Overview<\/div>\n <h2>High-Volume Weatherproof Potting for 25-Year Solar Module Reliability<\/h2>\n <p>Solar panel junction boxes house the bypass diodes and ribbon terminal connections that link individual solar cell strings to the panel's output cables \u2014 a small component carrying the electrical output of the entire panel, mounted on the panel's exterior back surface where it faces direct, continuous outdoor exposure for the module's full 25-plus-year rated service life. Silicone potting completely encapsulates the internal diodes and connections, providing the IP67 to IP68 moisture and dust protection that prevents corrosion-driven failure at what is otherwise one of the most exposed and electrically critical points on the entire solar panel.<\/p>\n <p>The dispensing challenge is achieving complete, void-free potting coverage at the extraordinary production volume solar manufacturing demands \u2014 photovoltaic module production lines can require junction box potting at rates of many units per minute, sustained across production runs that must maintain consistent fill quality from the first unit to the millionth. Any void or incomplete coverage becomes a long-term failure risk given the multi-decade outdoor service life these junction boxes must support without field service access once the panel is installed.<\/p>\n <p>SANCO high-volume metered dispensing systems and <a href='https:\/\/www.sancofd.com\/high-speed-dispenser\/' title='SANCO High-Speed Dispenser'>high-speed dispensers<\/a> deliver the production throughput, complete void-free fill and consistency required for solar panel junction box potting across the volumes photovoltaic module manufacturing demands.<\/p>\n <\/div>\n <div class=\"sanco-app-intro-img\">\n <img loading=\"lazy\" decoding=\"async\"\n src=\"https:\/\/www.sancofd.com\/wp-content\/uploads\/2026\/04\/New-Energy.png\"\n alt=\"SANCO dispensing machine filling silicone potting compound into a solar panel junction box housing\"\n loading=\"lazy\"\n width=\"600\" height=\"420\"\n >\n <\/div>\n <\/div>\n <\/section>\n\n \n <section class=\"sanco-app-challenges\">\n <div class=\"sanco-app-challenges-wrap\">\n <div class=\"sanco-app-sec-head\">\n <span class=\"pill\">Manufacturing Challenges<\/span>\n <h2>Why Solar Junction Box Potting Demands 25-Year Reliability at Production Scale<\/h2>\n <p>Junction boxes must survive multi-decade outdoor exposure without field service access, potted at production volumes that leave no margin for inconsistency.<\/p>\n <\/div>\n <div class=\"sanco-challenge-grid\">\n <div class=\"sanco-challenge-card\">\n <div class=\"cc-num\">01<\/div>\n <h4>25-Year Outdoor Service Life Without Field Service Access<\/h4>\n <p>Once a solar panel is installed, the junction box is not practically accessible for field service or repair over the module's 25-plus-year rated life; potting quality at the time of manufacture must be complete and reliable enough to support this entire unserviced service period.<\/p>\n <\/div>\n\n <div class=\"sanco-challenge-card\">\n <div class=\"cc-num\">02<\/div>\n <h4>Void-Free Coverage of Diodes and Terminal Connections<\/h4>\n <p>Any void in the potting compound around bypass diodes or ribbon terminal solder joints creates a moisture ingress path that can lead to corrosion-driven electrical failure over the panel's extended outdoor exposure period.<\/p>\n <\/div>\n\n <div class=\"sanco-challenge-card\">\n <div class=\"cc-num\">03<\/div>\n <h4>Extreme Production Volume Throughput<\/h4>\n <p>Photovoltaic module manufacturing operates at production rates requiring junction box potting at many units per minute; dispensing consistency must hold without drift across sustained, extremely high-volume production runs.<\/p>\n <\/div>\n\n <div class=\"sanco-challenge-card\">\n <div class=\"cc-num\">04<\/div>\n <h4>Bypass Diode Thermal Management<\/h4>\n <p>Bypass diodes generate heat during partial-shading conditions when they conduct current around a shaded cell string; potting compound must support adequate heat dissipation from the diode without compromising dielectric protection.<\/p>\n <\/div>\n\n <div class=\"sanco-challenge-card\">\n <div class=\"cc-num\">05<\/div>\n <h4>UV and Thermal Cycling Resistance at the Panel Exterior<\/h4>\n <p>Junction boxes mount on the panel's exterior back surface, facing direct sun exposure and the full range of outdoor temperature cycling; potting compound must resist UV degradation and thermal cycling fatigue across the module's full service life.<\/p>\n <\/div>\n\n <div class=\"sanco-challenge-card\">\n <div class=\"cc-num\">06<\/div>\n <h4>Cost-Optimized Material Usage at Massive Production Scale<\/h4>\n <p>Solar module manufacturing operates at production volumes where potting material cost per unit has meaningful impact on overall module manufacturing cost; dispensing precision that avoids over-application directly supports cost competitiveness.<\/p>\n <\/div>\n <\/div>\n <\/div>\n <\/section>\n\n \n <section class=\"sanco-app-hl\">\n <div style=\"max-width:1200px;margin:0 auto;padding:0 48px 0\">\n <div class=\"sanco-app-sec-head\" style=\"text-align:left;margin-bottom:32px\">\n <div class=\"sanco-app-eyebrow\">SANCO Advantages<\/div>\n <h2 style=\"font-family:'Barlow Condensed',sans-serif;font-size:40px;font-weight:700;color:var(--navy);line-height:1.1\">\n Key Capabilities for Solar Panel Junction Box Potting\n <\/h2>\n <\/div>\n <\/div>\n <div class=\"sanco-app-hl-wrap\">\n <div class=\"sanco-app-hl-card\">\n <div class=\"sanco-app-hl-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle cx=\"12\" cy=\"12\" r=\"8\" stroke=\"currentColor\" stroke-width=\"2\"\/><circle cx=\"12\" cy=\"12\" r=\"2.5\" fill=\"currentColor\"\/><\/svg><\/div>\n <h4>Extreme-Volume Production Throughput<\/h4>\n <p>High-speed dispensing configurations sustain the many-units-per-minute potting rate typical of photovoltaic module manufacturing lines.<\/p>\n <\/div>\n\n <div class=\"sanco-app-hl-card\">\n <div class=\"sanco-app-hl-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><rect x=\"6.5\" y=\"6.5\" width=\"11\" height=\"11\" rx=\"1.5\" transform=\"rotate(45 12 12)\" stroke=\"currentColor\" stroke-width=\"2\"\/><\/svg><\/div>\n <h4>Void-Free Diode & Terminal Coverage<\/h4>\n <p>Controlled dispensing flow achieves complete, void-free coverage around bypass diodes and ribbon terminal connections critical to long-term reliability.<\/p>\n <\/div>\n\n <div class=\"sanco-app-hl-card\">\n <div class=\"sanco-app-hl-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle cx=\"12\" cy=\"12\" r=\"4.5\" stroke=\"currentColor\" stroke-width=\"2\"\/><g stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\"><line x1=\"12\" y1=\"2.5\" x2=\"12\" y2=\"5\"\/><line x1=\"12\" y1=\"19\" x2=\"12\" y2=\"21.5\"\/><line x1=\"2.5\" y1=\"12\" x2=\"5\" y2=\"12\"\/><line x1=\"19\" y1=\"12\" x2=\"21.5\" y2=\"12\"\/><line x1=\"5\" y1=\"5\" x2=\"6.8\" y2=\"6.8\"\/><line x1=\"17.2\" y1=\"17.2\" x2=\"19\" y2=\"19\"\/><line x1=\"5\" y1=\"19\" x2=\"6.8\" y2=\"17.2\"\/><line x1=\"17.2\" y1=\"6.8\" x2=\"19\" y2=\"5\"\/><\/g><\/svg><\/div>\n <h4>25-Year-Rated Material Compatibility<\/h4>\n <p>Dispensing platform handles silicone potting compound formulations engineered for the multi-decade unserviced outdoor exposure solar junction boxes require.<\/p>\n <\/div>\n\n <div class=\"sanco-app-hl-card\">\n <div class=\"sanco-app-hl-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M13 2 4 14h6l-1 8 9-12h-6l1-8Z\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linejoin=\"round\" stroke-linecap=\"round\"\/><\/svg><\/div>\n <h4>Consistent Fill Volume Across Massive Production Runs<\/h4>\n <p>Closed-loop volumetric dosing maintains fill consistency from the first junction box to the millionth across sustained, extremely high-volume production.<\/p>\n <\/div>\n\n <div class=\"sanco-app-hl-card\">\n <div class=\"sanco-app-hl-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 4.5 9 9.5h6L12 4.5Z\" stroke=\"currentColor\" stroke-width=\"1.6\" stroke-linejoin=\"round\"\/><path d=\"M4.5 15.5 3 12l3-5.5\" stroke=\"currentColor\" stroke-width=\"1.6\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/><path d=\"M19.5 15.5 21 12l-3-5.5\" stroke=\"currentColor\" stroke-width=\"1.6\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/><path d=\"M7 19h10\" stroke=\"currentColor\" stroke-width=\"1.6\" stroke-linecap=\"round\"\/><circle cx=\"12\" cy=\"12\" r=\"9\" stroke=\"currentColor\" stroke-width=\"1.6\"\/><\/svg><\/div>\n <h4>UV & Thermal Cycling Resistant Formulation Support<\/h4>\n <p>Compatible with silicone potting compounds engineered to resist UV degradation and thermal cycling fatigue at the panel's exterior-mounted, sun-exposed location.<\/p>\n <\/div>\n\n <div class=\"sanco-app-hl-card\">\n <div class=\"sanco-app-hl-icon\"><svg viewBox=\"0 0 24 24\" fill=\"currentColor\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 2 14.2 9.8 22 12 14.2 14.2 12 22 9.8 14.2 2 12 9.8 9.8 12 2Z\"\/><\/svg><\/div>\n <h4>Thermally Conductive Diode Encapsulation<\/h4>\n <p>Platform supports thermally conductive potting formulations that support bypass diode heat dissipation during partial-shading conduction events.<\/p>\n <\/div>\n\n <div class=\"sanco-app-hl-card\">\n <div class=\"sanco-app-hl-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><rect x=\"3.5\" y=\"3.5\" width=\"17\" height=\"17\" rx=\"2\" stroke=\"currentColor\" stroke-width=\"2\"\/><rect x=\"8\" y=\"8\" width=\"8\" height=\"8\" rx=\"1\" fill=\"currentColor\"\/><\/svg><\/div>\n <h4>Cost-Optimized Precision Dosing<\/h4>\n <p>Precise volumetric control minimises material over-application, supporting cost competitiveness at the massive production scale typical of solar module manufacturing.<\/p>\n <\/div>\n\n <div class=\"sanco-app-hl-card\">\n <div class=\"sanco-app-hl-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 3 20 8v8l-8 5-8-5V8l8-5Z\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linejoin=\"round\"\/><\/svg><\/div>\n <h4>Inline Photovoltaic Module Assembly Integration<\/h4>\n <p>Direct integration with solar module assembly lines links dispensing between junction box component assembly and downstream lamination or final test stations.<\/p>\n <\/div>\n <\/div>\n <\/section>\n\n \n <section class=\"sanco-app-process\">\n <div class=\"sanco-app-process-wrap\">\n <div class=\"sanco-app-sec-head\">\n <span class=\"pill\">Process Guide<\/span>\n <h2>The Solar Panel Junction Box Potting Process Step by Step<\/h2>\n <p>Junction box potting must achieve complete, void-free coverage supporting 25-year outdoor reliability, at the extreme throughput solar manufacturing demands. SANCO equipment is calibrated for every stage.<\/p>\n <\/div>\n <div class=\"sanco-process-steps\">\n <div class=\"sanco-process-step\">\n <div class=\"ps-num\">Step 01<\/div>\n <h4>Junction Box Load & Diode\/Terminal Inspection<\/h4>\n <p>Assembled junction box with diodes and terminal connections is loaded and inspected before potting.<\/p>\n <\/div>\n\n <div class=\"sanco-process-step\">\n <div class=\"ps-num\">Step 02<\/div>\n <h4>Silicone Potting Compound Dispensing<\/h4>\n <p>The junction box cavity is filled with silicone potting compound to target volume, covering diodes, terminals and internal wiring.<\/p>\n <\/div>\n\n <div class=\"sanco-process-step\">\n <div class=\"ps-num\">Step 03<\/div>\n <h4>Vacuum Degas \/ Bubble Release<\/h4>\n <p>Filled junction box undergoes degassing to release entrapped air before the silicone gels.<\/p>\n <\/div>\n\n <div class=\"sanco-process-step\">\n <div class=\"ps-num\">Step 04<\/div>\n <h4>Cure<\/h4>\n <p>Potting compound cures per specification, forming a complete moisture and dust barrier.<\/p>\n <\/div>\n\n <div class=\"sanco-process-step\">\n <div class=\"ps-num\">Step 05<\/div>\n <h4>IP Rating & 25-Year Durability Verification<\/h4>\n <p>Sample units undergo IP-rating and accelerated weathering testing to verify long-term reliability.<\/p>\n <\/div>\n <\/div>\n <\/div>\n <\/section>\n\n\n \n <section class=\"sanco-app-materials\">\n <div class=\"sanco-app-materials-wrap\">\n <div class=\"sanco-app-sec-head\">\n <span class=\"pill\">Materials Compatibility<\/span>\n <h2>Solar Junction Box Potting Material Types & SANCO Compatibility<\/h2>\n <p>SANCO dispensing machines handle the silicone potting materials used across solar panel junction box weatherproof protection.<\/p>\n <\/div>\n <div class=\"sanco-mat-table-scroll\">\n <table class=\"sanco-mat-table\" role=\"table\" aria-label=\"Solar Junction Box Potting Material Types & SANCO Compatibility\">\n <thead>\n <tr>\n <th>Material Type<\/th>\n <th>Viscosity Range<\/th>\n <th>Cure Method<\/th>\n <th>Typical Application<\/th>\n <th>SANCO Compatibility<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td><strong>UV-Stable RTV Silicone Potting Compound<\/strong><\/td>\n <td>20,000 \u2013 100,000 mPa\u00b7s<\/td>\n <td>Moisture cure 24\u201348 h<\/td>\n <td>Primary junction box potting for standard photovoltaic module 25-year service life requirements<\/td>\n <td><span class=\"tag-rec\">Recommended<\/span><\/td>\n <\/tr>\n <tr>\n <td><strong>Fast-Cure Two-Part Silicone<\/strong><\/td>\n <td>15,000 \u2013 80,000 mPa\u00b7s<\/td>\n <td>Thermal 60\u201380\u00b0C or ambient<\/td>\n <td>Rapid-cure potting supporting high-throughput solar module production line takt time<\/td>\n <td><span class=\"tag-rec\">Recommended<\/span><\/td>\n <\/tr>\n <tr>\n <td><strong>Thermally Conductive Silicone Potting Compound<\/strong><\/td>\n <td>10,000 \u2013 60,000 mPa\u00b7s<\/td>\n <td>Thermal 60\u201380\u00b0C or ambient<\/td>\n <td>Heat-dissipating potting for junction boxes with higher-current bypass diode configurations<\/td>\n <td><span class=\"tag-rec\">Recommended<\/span><\/td>\n <\/tr>\n <tr>\n <td><strong>Low-Viscosity High-Flow Silicone<\/strong><\/td>\n <td>5,000 \u2013 40,000 mPa\u00b7s<\/td>\n <td>Moisture cure or thermal 60\u201380\u00b0C<\/td>\n <td>Complete-fill potting for compact junction box designs with tight internal clearances<\/td>\n <td><span class=\"tag-rec\">Recommended<\/span><\/td>\n <\/tr>\n <tr>\n <td><strong>Flame-Retardant Junction Box Silicone<\/strong><\/td>\n <td>20,000 \u2013 90,000 mPa\u00b7s<\/td>\n <td>Moisture cure<\/td>\n <td>UL-rated flame-retardant potting supporting solar module fire-safety certification requirements<\/td>\n <td><span class=\"tag-rec\">Recommended<\/span><\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n <\/div>\n <\/section>\n\n \n <section class=\"sanco-app-faq\">\n <div class=\"sanco-app-faq-wrap\">\n <div class=\"sanco-app-sec-head\">\n <span class=\"pill\">FAQ<\/span>\n <h2>Frequently Asked Questions<\/h2>\n <\/div>\n <div class=\"sanco-faq-item\">\n <h4>How does SANCO support the 25-year unserviced reliability requirement for solar junction boxes?<\/h4>\n <p>SANCO's controlled dispensing achieves complete, void-free coverage around bypass diodes and terminal connections using UV-stable, long-term-rated silicone potting compound formulations, supporting the multi-decade outdoor exposure junction boxes must withstand without field service access. Contact our <a href='https:\/\/www.sancofd.com\/contact\/'>application engineers<\/a> to review reliability requirements for your module warranty specification.<\/p>\n <\/div>\n\n <div class=\"sanco-faq-item\">\n <h4>What production throughput can SANCO achieve for solar junction box potting?<\/h4>\n <p>SANCO high-speed dispensing configurations are designed to sustain the many-units-per-minute potting rate typical of photovoltaic module manufacturing lines. Contact our <a href='https:\/\/www.sancofd.com\/contact\/'>application engineers<\/a> for throughput specifications matched to your production target.<\/p>\n <\/div>\n\n <div class=\"sanco-faq-item\">\n <h4>Does SANCO support thermally conductive potting for bypass diode heat dissipation?<\/h4>\n <p>Yes. SANCO dispensing platforms handle thermally conductive silicone potting compound formulations that support heat dissipation from bypass diodes during partial-shading conduction events, without compromising dielectric protection.<\/p>\n <\/div>\n\n <div class=\"sanco-faq-item\">\n <h4>How does SANCO maintain fill consistency across massive solar production volumes?<\/h4>\n <p>Closed-loop volumetric dosing maintains dispensed fill volume consistency from the first junction box to the millionth across sustained, extremely high-volume production runs, without the gradual drift that could compromise long-term reliability.<\/p>\n <\/div>\n\n <div class=\"sanco-faq-item\">\n <h4>Does SANCO's dispensing process help optimize potting material cost at solar production scale?<\/h4>\n <p>Yes. Precise volumetric control minimises potting material over-application relative to the junction box cavity requirement, directly supporting cost competitiveness at the massive production scale typical of solar module manufacturing.<\/p>\n <\/div>\n\n <div class=\"sanco-faq-item\">\n <h4>Where can I learn about other new energy dispensing applications?<\/h4>\n <p>Visit our <a href='https:\/\/www.sancofd.com\/application\/'>Applications section<\/a> for guides covering charging pile sealing, inverter encapsulation and battery module potting. For equipment specifications, see our <a href='https:\/\/www.sancofd.com\/desktop-visual\/'>dispensing machine product pages<\/a>.<\/p>\n <\/div>\n <\/div>\n <\/section>\n\n<\/div>\n\n<\/body>\n<\/html>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-23d019e elementor-widget elementor-widget-html\" data-id=\"23d019e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t\r\n<link href=\"https:\/\/fonts.googleapis.com\/css2?family=Inter:wght@400;500;600;700;800&display=swap\" rel=\"stylesheet\">\r\n\r\n<style>\r\n\/* ===== CTA SECTION ===== *\/\r\n.sanco-cta-wrap {\r\n font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;\r\n background: #ffffff;\r\n position: relative;\r\n overflow: hidden;\r\n padding: 80px 24px;\r\n text-align: center;\r\n}\r\n\r\n\/* soft color accent blobs *\/\r\n.sanco-cta-wrap::after {\r\n content: '';\r\n position: absolute;\r\n top: -140px;\r\n right: -120px;\r\n width: 480px;\r\n height: 480px;\r\n border-radius: 50%;\r\n background: radial-gradient(circle, rgba(37,99,235,0.55) 0%, rgba(37,99,235,0.28) 40%, rgba(37,99,235,0) 72%);\r\n pointer-events: none;\r\n}\r\n\r\n\/* accent blob, bottom-left \u2014 a second hue for contrast *\/\r\n.sanco-cta-wrap::before {\r\n content: '';\r\n position: absolute;\r\n bottom: -160px;\r\n left: -130px;\r\n width: 420px;\r\n height: 420px;\r\n border-radius: 50%;\r\n background: radial-gradient(circle, rgba(6,182,212,0.45) 0%, rgba(6,182,212,0.22) 40%, rgba(6,182,212,0) 72%);\r\n pointer-events: none;\r\n}\r\n\r\n.sanco-cta-inner {\r\n position: relative;\r\n z-index: 1;\r\n max-width: 680px;\r\n margin: 0 auto;\r\n}\r\n\r\n.sanco-cta-inner h2 {\r\n font-size: clamp(26px, 4vw, 42px);\r\n font-weight: 800;\r\n color: #0a1628;\r\n margin: 0 0 14px;\r\n line-height: 1.2;\r\n letter-spacing: -0.5px;\r\n}\r\n\r\n.sanco-cta-inner p {\r\n font-size: clamp(14px, 1.8vw, 17px);\r\n color: #5a6472;\r\n margin: 0 auto 36px;\r\n max-width: 480px;\r\n line-height: 1.7;\r\n}\r\n\r\n.sanco-cta-btns {\r\n display: flex;\r\n gap: 14px;\r\n justify-content: center;\r\n flex-wrap: wrap;\r\n}\r\n\r\n.sanco-btn-primary {\r\n display: inline-flex;\r\n align-items: center;\r\n gap: 8px;\r\n background: #2563eb;\r\n color: #fff;\r\n font-family: inherit;\r\n font-size: 15px;\r\n font-weight: 700;\r\n padding: 14px 30px;\r\n border-radius: 10px;\r\n border: none;\r\n cursor: pointer;\r\n transition: background 0.2s, transform 0.2s, box-shadow 0.2s;\r\n text-decoration: none;\r\n letter-spacing: 0.1px;\r\n}\r\n.sanco-btn-primary:hover {\r\n background: #1d4ed8;\r\n transform: translateY(-2px);\r\n box-shadow: 0 8px 24px rgba(37,99,235,0.3);\r\n}\r\n\r\n.sanco-btn-secondary {\r\n display: inline-flex;\r\n align-items: center;\r\n gap: 8px;\r\n background: transparent;\r\n color: #0a1628;\r\n font-family: inherit;\r\n font-size: 15px;\r\n font-weight: 600;\r\n padding: 14px 30px;\r\n border-radius: 10px;\r\n border: 1.5px solid #dbe0e8;\r\n cursor: pointer;\r\n transition: border-color 0.2s, color 0.2s, background 0.2s;\r\n text-decoration: none;\r\n letter-spacing: 0.1px;\r\n}\r\n.sanco-btn-secondary:hover {\r\n border-color: #2563eb;\r\n color: #2563eb;\r\n background: rgba(37,99,235,0.04);\r\n}\r\n\r\n\/* ===== MODAL OVERLAY ===== *\/\r\n.sanco-modal-overlay {\r\n display: none;\r\n position: fixed;\r\n inset: 0;\r\n background: rgba(5, 10, 22, 0.75);\r\n backdrop-filter: blur(4px);\r\n z-index: 99999;\r\n align-items: center;\r\n justify-content: center;\r\n padding: 20px;\r\n animation: sanco-fade-in 0.2s ease;\r\n}\r\n.sanco-modal-overlay.active {\r\n display: flex;\r\n}\r\n\r\n@keyframes sanco-fade-in {\r\n from { opacity: 0; 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height: 20px; stroke-width: 3; }\r\n\r\n.sanco-modal-body {\r\n padding: 28px 32px 32px;\r\n}\r\n\r\n\/* ===== FORM STYLES ===== *\/\r\n.sanco-form-row {\r\n display: grid;\r\n grid-template-columns: 1fr 1fr;\r\n gap: 14px;\r\n}\r\n\r\n.sanco-form-group {\r\n margin-bottom: 16px;\r\n}\r\n\r\n.sanco-form-group label {\r\n display: block;\r\n font-size: 13px;\r\n font-weight: 600;\r\n color: #0a1628;\r\n margin-bottom: 7px;\r\n letter-spacing: 0.1px;\r\n}\r\n\r\n.sanco-form-group label .req {\r\n color: #ef4444;\r\n margin-left: 2px;\r\n}\r\n\r\n.sanco-form-group input,\r\n.sanco-form-group select,\r\n.sanco-form-group textarea {\r\n width: 100%;\r\n padding: 12px 14px;\r\n background: #f8fafc;\r\n border: 1.5px solid #e5e7eb;\r\n border-radius: 10px;\r\n font-size: 14px;\r\n color: #0a1628;\r\n font-family: inherit;\r\n transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;\r\n box-sizing: border-box;\r\n appearance: none;\r\n}\r\n\r\n.sanco-form-group input::placeholder,\r\n.sanco-form-group textarea::placeholder { color: #b0b8c4; 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height: 18px; }\r\n\r\n.sanco-privacy {\r\n display: flex;\r\n align-items: flex-start;\r\n gap: 10px;\r\n margin-top: 18px;\r\n padding: 12px 14px;\r\n background: #f8fafc;\r\n border-radius: 10px;\r\n}\r\n.sanco-privacy svg { width: 16px; height: 16px; color: #9ca3af; flex-shrink: 0; margin-top: 2px; }\r\n.sanco-privacy span { font-size: 12px; color: #6b7280; line-height: 1.5; }\r\n\r\n\/* messages *\/\r\n.sanco-msg {\r\n display: none;\r\n align-items: center;\r\n gap: 10px;\r\n padding: 13px 16px;\r\n border-radius: 10px;\r\n font-size: 14px;\r\n margin-bottom: 18px;\r\n}\r\n.sanco-msg.show { display: flex; }\r\n.sanco-msg.error { background: #fef2f2; border: 1px solid #fecaca; color: #dc2626; }\r\n.sanco-msg.success{ background: #f0fdf4; border: 1px solid #bbf7d0; color: #16a34a; }\r\n.sanco-msg svg { width: 18px; height: 18px; flex-shrink: 0; }\r\n\r\n\/* ===== RESPONSIVE ===== *\/\r\n@media (max-width: 520px) {\r\n .sanco-form-row { grid-template-columns: 1fr; }\r\n .sanco-modal-body { padding: 22px 20px 28px; }\r\n .sanco-modal-header { padding: 22px 20px 18px; }\r\n}\r\n<\/style>\r\n\r\n\r\n<div class=\"sanco-cta-wrap\">\r\n <div class=\"sanco-cta-inner\">\r\n <h2>Ready to Optimize Your Production?<\/h2>\r\n <p>Talk to our engineers about a dispensing or coating solution tailored to your consumer electronics line.<\/p>\r\n <div class=\"sanco-cta-btns\">\r\n <button class=\"sanco-btn-primary\" onclick=\"sancoOpenModal()\">\r\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"16\" height=\"16\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2.5\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"\/><\/svg>\r\n Get a Quote\r\n <\/button>\r\n <a class=\"sanco-btn-secondary\" href=\"https:\/\/www.sancofd.com\/product\/\" target=\"_blank\" rel=\"noopener\">\r\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"16\" height=\"16\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2.5\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M4 6h16M4 10h16M4 14h10\"\/><\/svg>\r\n View Products\r\n <\/a>\r\n <\/div>\r\n <\/div>\r\n<\/div>\r\n\r\n\r\n<div class=\"sanco-modal-overlay\" id=\"sancoModal\" onclick=\"sancoCloseOnBg(event)\">\r\n <div class=\"sanco-modal\" role=\"dialog\" aria-modal=\"true\" aria-labelledby=\"sancoModalTitle\">\r\n\r\n <div class=\"sanco-modal-header\">\r\n <h3 id=\"sancoModalTitle\">Request a Quote<\/h3>\r\n <p>Our team will respond within 24 hours.<\/p>\r\n <button class=\"sanco-modal-close\" onclick=\"sancoCloseModal()\" aria-label=\"Close\">\r\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2.5\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M6 18L18 6M6 6l12 12\"\/><\/svg>\r\n <\/button>\r\n <\/div>\r\n\r\n <div class=\"sanco-modal-body\">\r\n\r\n <div class=\"sanco-msg error\" id=\"sancoError\">\r\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M12 8v4m0 4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z\"\/><\/svg>\r\n <span id=\"sancoErrorText\"><\/span>\r\n <\/div>\r\n\r\n <div class=\"sanco-msg success\" id=\"sancoSuccess\">\r\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M5 13l4 4L19 7\"\/><\/svg>\r\n <span>Thank you! Your message has been sent. We'll be in touch within 24 hours.<\/span>\r\n <\/div>\r\n\r\n <form id=\"sancoContactForm\" action=\"https:\/\/api.form-data.com\/f\/FnvziDiv8iiDZg\" method=\"post\" target=\"_blank\">\r\n\r\n \r\n <div class=\"sanco-hp\" aria-hidden=\"true\">\r\n <input type=\"text\" name=\"website\" id=\"sancoHp\" tabindex=\"-1\" autocomplete=\"off\">\r\n <\/div>\r\n\r\n <div class=\"sanco-form-row\">\r\n <div class=\"sanco-form-group\">\r\n <label for=\"sancoName\">Full Name <span class=\"req\">*<\/span><\/label>\r\n <input type=\"text\" id=\"sancoName\" name=\"name\" placeholder=\"Your name\" required>\r\n <\/div>\r\n <div class=\"sanco-form-group\">\r\n <label for=\"sancoCompany\">Company<\/label>\r\n <input type=\"text\" id=\"sancoCompany\" name=\"company\" placeholder=\"Company name\">\r\n <\/div>\r\n <\/div>\r\n\r\n <div class=\"sanco-form-row\">\r\n <div class=\"sanco-form-group\">\r\n <label for=\"sancoEmail\">Email Address <span class=\"req\">*<\/span><\/label>\r\n <input type=\"email\" id=\"sancoEmail\" name=\"email\" placeholder=\"your@email.com\" required>\r\n <\/div>\r\n <div class=\"sanco-form-group\">\r\n <label for=\"sancoPhone\">Phone \/ WhatsApp<\/label>\r\n <input type=\"tel\" id=\"sancoPhone\" name=\"phone\" placeholder=\"+1 234 567 890\">\r\n <\/div>\r\n <\/div>\r\n\r\n <div class=\"sanco-form-group\">\r\n <label for=\"sancoInquiry\">Inquiry Type<\/label>\r\n <select id=\"sancoInquiry\" name=\"inquiry\">\r\n <option value=\"\">Select an option<\/option>\r\n <option value=\"quote\">Request a Quote<\/option>\r\n <option value=\"product\">Product Inquiry<\/option>\r\n <option value=\"support\">Technical Support<\/option>\r\n <option value=\"partnership\">Partnership<\/option>\r\n <option value=\"other\">Other<\/option>\r\n <\/select>\r\n <\/div>\r\n\r\n <div class=\"sanco-form-group\">\r\n <label for=\"sancoMessage\">Message <span class=\"req\">*<\/span><\/label>\r\n <textarea id=\"sancoMessage\" name=\"message\" placeholder=\"Please let us know the model you're interested in and estimated quantity.\" required><\/textarea>\r\n <\/div>\r\n\r\n <button type=\"submit\" class=\"sanco-submit-btn\" id=\"sancoSubmitBtn\">\r\n <span>Send Enquiry<\/span>\r\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2.5\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M14 5l7 7m0 0l-7 7m7-7H3\"\/><\/svg>\r\n <\/button>\r\n\r\n <div class=\"sanco-privacy\">\r\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M12 15v2m-6 4h12a2 2 0 002-2v-6a2 2 0 00-2-2H6a2 2 0 00-2 2v6a2 2 0 002 2zm10-10V7a4 4 0 00-8 0v4h8z\"\/><\/svg>\r\n <span>Your information is secure and will never be shared with third parties.<\/span>\r\n <\/div>\r\n\r\n <\/form>\r\n <\/div>\r\n <\/div>\r\n<\/div>\r\n\r\n<script>\r\n(function() {\r\n var loadTime = Date.now();\r\n\r\n window.sancoOpenModal = function() {\r\n document.getElementById('sancoModal').classList.add('active');\r\n document.body.style.overflow = 'hidden';\r\n };\r\n\r\n window.sancoCloseModal = function() {\r\n document.getElementById('sancoModal').classList.remove('active');\r\n document.body.style.overflow = '';\r\n };\r\n\r\n window.sancoCloseOnBg = function(e) {\r\n if (e.target === document.getElementById('sancoModal')) sancoCloseModal();\r\n };\r\n\r\n \/\/ Esc key\r\n document.addEventListener('keydown', function(e) {\r\n if (e.key === 'Escape') sancoCloseModal();\r\n });\r\n\r\n \/\/ Form submit\r\n document.getElementById('sancoContactForm').addEventListener('submit', function(e) {\r\n var err = document.getElementById('sancoError');\r\n var suc = document.getElementById('sancoSuccess');\r\n var errTxt = document.getElementById('sancoErrorText');\r\n\r\n err.classList.remove('show');\r\n suc.classList.remove('show');\r\n\r\n \/\/ Honeypot\r\n if (document.getElementById('sancoHp').value) {\r\n e.preventDefault();\r\n errTxt.textContent = 'Bot detected. Please try again.';\r\n err.classList.add('show');\r\n return;\r\n }\r\n\r\n \/\/ Time check\r\n if ((Date.now() - loadTime) \/ 1000 < 3) {\r\n e.preventDefault();\r\n errTxt.textContent = 'Please take a moment to fill in the form.';\r\n err.classList.add('show');\r\n return;\r\n }\r\n\r\n \/\/ Email\r\n var email = document.getElementById('sancoEmail').value;\r\n if (!\/^[^\\s@]+@[^\\s@]+\\.[^\\s@]+$\/.test(email)) {\r\n e.preventDefault();\r\n errTxt.textContent = 'Please enter a valid email address.';\r\n err.classList.add('show');\r\n return;\r\n }\r\n\r\n suc.classList.add('show');\r\n });\r\n})();\r\n<\/script>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Solar Panel Junction Box Potting | SANCO New Energy \u00b7 Applications Solar Panel Junction Box Potting High-volume silicone potting for solar panel junction boxes \u2014 achieving IP67\u2013IP68 weatherproof sealing and diode protection for 25-year outdoor photovoltaic module service life. Home \u203a Applications \u203a New Energy \u203a Solar Panel Junction Box Potting Industry Overview High-Volume Weatherproof […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-7107","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.sancofd.com\/ru\/wp-json\/wp\/v2\/pages\/7107","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sancofd.com\/ru\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.sancofd.com\/ru\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.sancofd.com\/ru\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sancofd.com\/ru\/wp-json\/wp\/v2\/comments?post=7107"}],"version-history":[{"count":6,"href":"https:\/\/www.sancofd.com\/ru\/wp-json\/wp\/v2\/pages\/7107\/revisions"}],"predecessor-version":[{"id":7433,"href":"https:\/\/www.sancofd.com\/ru\/wp-json\/wp\/v2\/pages\/7107\/revisions\/7433"}],"wp:attachment":[{"href":"https:\/\/www.sancofd.com\/ru\/wp-json\/wp\/v2\/media?parent=7107"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

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\n\t\t\t\t\t\n\n\n\n\nSolar Panel Junction Box Potting | SANCO<\/title>\n<link rel=\"preconnect\" href=\"https:\/\/fonts.googleapis.com\">\n<link href=\"https:\/\/fonts.googleapis.com\/css2?family=DM+Sans:wght@400;500;600;700&family=Barlow+Condensed:wght@600;700;800&display=swap\" rel=\"stylesheet\">\n<\/head>\n<body>\n\n\n\n<script type=\"application\/ld+json\">\n{\n \"@context\": \"https:\/\/schema.org\",\n \"@graph\": [\n {\n \"@type\": \"WebPage\",\n \"@id\": \"https:\/\/www.sancofd.com\/application\/new-energy\/solar-panel-junction-box-potting\/\",\n \"url\": \"https:\/\/www.sancofd.com\/application\/new-energy\/solar-panel-junction-box-potting\/\",\n \"name\": \"Solar Panel Junction Box Potting for New Energy Manufacturing | SANCO\",\n \"description\": \"SANCO dispensing machines deliver high-volume silicone potting for solar panel junction boxes, achieving IP67\u2013IP68 weatherproof sealing and diode protection for 25-year outdoor photovoltaic module service life.\",\n 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panel junction box protection using SANCO dispensing equipment.\",\n \"step\": [\n {\n \"@type\": \"HowToStep\",\n \"position\": 1,\n \"name\": \"Junction Box Load & Diode\/Terminal Inspection\",\n \"text\": \"Assembled junction box with bypass diodes and ribbon terminal connections is loaded and inspected to confirm correct component placement and solder joint integrity before potting.\"\n },\n {\n \"@type\": \"HowToStep\",\n \"position\": 2,\n \"name\": \"Silicone Potting Compound Dispensing\",\n \"text\": \"SANCO dispensing machine fills the junction box cavity with silicone potting compound to target volume, achieving complete coverage of diodes, terminals and internal wiring.\"\n },\n {\n \"@type\": \"HowToStep\",\n \"position\": 3,\n \"name\": \"Vacuum Degas \/ Bubble Release\",\n \"text\": \"Filled junction box undergoes degassing or extended dwell time to allow entrapped air to escape the fill before the silicone gels.\"\n },\n {\n \"@type\": \"HowToStep\",\n \"position\": 4,\n \"name\": \"Cure\",\n \"text\": \"Potting compound cures per material specification, forming a complete moisture and dust barrier around the internal electrical components.\"\n },\n {\n \"@type\": \"HowToStep\",\n \"position\": 5,\n \"name\": \"IP Rating & 25-Year Durability Verification\",\n \"text\": \"Sample units undergo IP-rating water immersion testing and accelerated weathering to verify the potted junction box supports the module's 25-year outdoor service life warranty.\"\n }\n]\n }\n ]\n}\n<\/script>\n\n\n<style>\n\/* \u2500\u2500 reset scoped to this widget only \u2500\u2500 *\/\n.sanco-app-wrap *{box-sizing:border-box;margin:0;padding:0}\n\n\/* \u2500\u2500 tokens \u2500\u2500 *\/\n.sanco-app-wrap{\n --navy:#0a1628;\n --blue:#2e7dd1;\n --blue-dk:#1c68b8;\n --g50:#f8fafc;\n --g100:#f1f5f9;\n --g200:#e2e8f0;\n --g400:#94a3b8;\n --g600:#475569;\n --radius-card:14px;\n font-family:'DM Sans',sans-serif;\n color:var(--navy);\n}\n\n\/* \u2500\u2500 HERO \u2500\u2500 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*\/\n.sanco-app-materials{padding:60px 0;background:var(--g50)}\n.sanco-app-materials-wrap{max-width:1200px;margin:0 auto;padding:0 48px}\n.sanco-mat-table-scroll{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;margin-top:8px}\n.sanco-mat-table{width:100%;min-width:640px;border-collapse:collapse;font-size:14px}\n.sanco-mat-table th{\n background:var(--navy);color:#fff;\n padding:13px 18px;text-align:left;font-size:12px;\n font-weight:700;letter-spacing:1px;text-transform:uppercase;\n}\n.sanco-mat-table th:first-child{border-radius:10px 0 0 0}\n.sanco-mat-table th:last-child{border-radius:0 10px 0 0}\n.sanco-mat-table td{\n padding:13px 18px;border-bottom:1px solid var(--g200);\n color:var(--g600);line-height:1.55;vertical-align:top;\n}\n.sanco-mat-table tr:last-child td{border-bottom:none}\n.sanco-mat-table tr:nth-child(even) td{background:var(--g100)}\n.sanco-mat-table .tag-rec{\n display:inline-block;padding:2px 10px;border-radius:50px;\n font-size:11px;font-weight:700;\n background:rgba(46,125,209,.1);color:var(--blue);\n}\n\n\/* \u2500\u2500 FAQS \u2500\u2500 *\/\n.sanco-app-faq{padding:60px 0;background:#fff}\n.sanco-app-faq-wrap{max-width:860px;margin:0 auto;padding:0 48px}\n.sanco-faq-item{\n border-bottom:1px solid var(--g200);padding:22px 0;\n}\n.sanco-faq-item:last-child{border-bottom:none}\n.sanco-faq-item h4{font-size:16px;font-weight:700;color:var(--navy);margin-bottom:8px}\n.sanco-faq-item p{font-size:14.5px;color:var(--g600);line-height:1.8}\n.sanco-faq-item a{color:var(--blue);font-weight:600;text-decoration:none}\n.sanco-faq-item a:hover{text-decoration:underline}\n\n\/* \u2500\u2500 RESPONSIVE \u2500\u2500 *\/\n@media(max-width:1024px){\n .sanco-app-hero{height:360px}\n .sanco-app-hero-inner,.sanco-app-bread,\n .sanco-app-intro-wrap,.sanco-app-hl-wrap,\n .sanco-app-challenges-wrap,.sanco-app-process-wrap,\n .sanco-app-products-wrap,.sanco-app-materials-wrap,\n .sanco-app-faq-wrap{padding-left:24px;padding-right:24px}\n .sanco-app-intro-wrap{grid-template-columns:1fr;gap:32px}\n .sanco-app-intro-img img{height:260px}\n .sanco-app-hl-wrap{grid-template-columns:repeat(2,1fr)}\n .sanco-challenge-grid{grid-template-columns:repeat(2,1fr)}\n .sanco-process-steps{grid-template-columns:repeat(3,1fr)}\n .sanco-process-step::after{display:none}\n}\n@media(max-width:600px){\n .sanco-app-hero{height:auto;min-height:340px;padding:32px 0}\n .sanco-app-hero h1{font-size:30px}\n .sanco-app-hero-sub{font-size:15px}\n .sanco-app-hl-wrap,.sanco-challenge-grid,\n .sanco-process-steps{grid-template-columns:1fr}\n .sanco-app-intro-text h2,.sanco-app-sec-head h2{font-size:28px}\n .sanco-app-hero-inner,.sanco-app-bread,\n .sanco-app-intro-wrap,.sanco-app-hl-wrap,\n .sanco-app-challenges-wrap,.sanco-app-process-wrap,\n .sanco-app-materials-wrap,.sanco-app-faq-wrap{padding-left:16px;padding-right:16px}\n .sanco-challenge-card,.sanco-app-hl-card,.sanco-process-step{padding:20px 16px}\n}\n<\/style>\n\n\n<div class=\"sanco-app-wrap\">\n\n \n <section class=\"sanco-app-hero\" aria-label=\"New Energy application hero\">\n <div class=\"sanco-app-hero-bg\"><\/div>\n <div class=\"sanco-app-hero-overlay\"><\/div>\n <div class=\"sanco-app-hero-inner\">\n <span class=\"sanco-app-hero-label\">New Energy \u00b7 Applications<\/span>\n <h1>Solar Panel Junction Box Potting<\/h1>\n <p class=\"sanco-app-hero-sub\">High-volume silicone potting for solar panel junction boxes \u2014 achieving IP67\u2013IP68 weatherproof sealing and diode protection for 25-year outdoor photovoltaic module service life.<\/p>\n <\/div>\n <\/section>\n\n \n <nav class=\"sanco-app-bread\" aria-label=\"Breadcrumb\">\n <a href=\"https:\/\/www.sancofd.com\/\">Home<\/a>\n <span class=\"sep\" aria-hidden=\"true\">\u203a<\/span>\n <a href=\"https:\/\/www.sancofd.com\/application\/\">Applications<\/a>\n <span class=\"sep\" aria-hidden=\"true\">\u203a<\/span>\n <span>New Energy<\/span>\n <span class=\"sep\" aria-hidden=\"true\">\u203a<\/span>\n <span class=\"cur\">Solar Panel Junction Box Potting<\/span>\n <\/nav>\n\n \n <section class=\"sanco-app-intro\">\n <div class=\"sanco-app-intro-wrap\">\n <div class=\"sanco-app-intro-text\">\n <div class=\"sanco-app-eyebrow\">Industry Overview<\/div>\n <h2>High-Volume Weatherproof Potting for 25-Year Solar Module Reliability<\/h2>\n <p>Solar panel junction boxes house the bypass diodes and ribbon terminal connections that link individual solar cell strings to the panel's output cables \u2014 a small component carrying the electrical output of the entire panel, mounted on the panel's exterior back surface where it faces direct, continuous outdoor exposure for the module's full 25-plus-year rated service life. Silicone potting completely encapsulates the internal diodes and connections, providing the IP67 to IP68 moisture and dust protection that prevents corrosion-driven failure at what is otherwise one of the most exposed and electrically critical points on the entire solar panel.<\/p>\n <p>The dispensing challenge is achieving complete, void-free potting coverage at the extraordinary production volume solar manufacturing demands \u2014 photovoltaic module production lines can require junction box potting at rates of many units per minute, sustained across production runs that must maintain consistent fill quality from the first unit to the millionth. Any void or incomplete coverage becomes a long-term failure risk given the multi-decade outdoor service life these junction boxes must support without field service access once the panel is installed.<\/p>\n <p>SANCO high-volume metered dispensing systems and <a href='https:\/\/www.sancofd.com\/high-speed-dispenser\/' title='SANCO High-Speed Dispenser'>high-speed dispensers<\/a> deliver the production throughput, complete void-free fill and consistency required for solar panel junction box potting across the volumes photovoltaic module manufacturing demands.<\/p>\n <\/div>\n <div class=\"sanco-app-intro-img\">\n <img loading=\"lazy\" decoding=\"async\"\n src=\"https:\/\/www.sancofd.com\/wp-content\/uploads\/2026\/04\/New-Energy.png\"\n alt=\"SANCO dispensing machine filling silicone potting compound into a solar panel junction box housing\"\n loading=\"lazy\"\n width=\"600\" height=\"420\"\n >\n <\/div>\n <\/div>\n <\/section>\n\n \n <section class=\"sanco-app-challenges\">\n <div class=\"sanco-app-challenges-wrap\">\n <div class=\"sanco-app-sec-head\">\n <span class=\"pill\">Manufacturing Challenges<\/span>\n <h2>Why Solar Junction Box Potting Demands 25-Year Reliability at Production Scale<\/h2>\n <p>Junction boxes must survive multi-decade outdoor exposure without field service access, potted at production volumes that leave no margin for inconsistency.<\/p>\n <\/div>\n <div class=\"sanco-challenge-grid\">\n <div class=\"sanco-challenge-card\">\n <div class=\"cc-num\">01<\/div>\n <h4>25-Year Outdoor Service Life Without Field Service Access<\/h4>\n <p>Once a solar panel is installed, the junction box is not practically accessible for field service or repair over the module's 25-plus-year rated life; potting quality at the time of manufacture must be complete and reliable enough to support this entire unserviced service period.<\/p>\n <\/div>\n\n <div class=\"sanco-challenge-card\">\n <div class=\"cc-num\">02<\/div>\n <h4>Void-Free Coverage of Diodes and Terminal Connections<\/h4>\n <p>Any void in the potting compound around bypass diodes or ribbon terminal solder joints creates a moisture ingress path that can lead to corrosion-driven electrical failure over the panel's extended outdoor exposure period.<\/p>\n <\/div>\n\n <div class=\"sanco-challenge-card\">\n <div class=\"cc-num\">03<\/div>\n <h4>Extreme Production Volume Throughput<\/h4>\n <p>Photovoltaic module manufacturing operates at production rates requiring junction box potting at many units per minute; dispensing consistency must hold without drift across sustained, extremely high-volume production runs.<\/p>\n <\/div>\n\n <div class=\"sanco-challenge-card\">\n <div class=\"cc-num\">04<\/div>\n <h4>Bypass Diode Thermal Management<\/h4>\n <p>Bypass diodes generate heat during partial-shading conditions when they conduct current around a shaded cell string; potting compound must support adequate heat dissipation from the diode without compromising dielectric protection.<\/p>\n <\/div>\n\n <div class=\"sanco-challenge-card\">\n <div class=\"cc-num\">05<\/div>\n <h4>UV and Thermal Cycling Resistance at the Panel Exterior<\/h4>\n <p>Junction boxes mount on the panel's exterior back surface, facing direct sun exposure and the full range of outdoor temperature cycling; potting compound must resist UV degradation and thermal cycling fatigue across the module's full service life.<\/p>\n <\/div>\n\n <div class=\"sanco-challenge-card\">\n <div class=\"cc-num\">06<\/div>\n <h4>Cost-Optimized Material Usage at Massive Production Scale<\/h4>\n <p>Solar module manufacturing operates at production volumes where potting material cost per unit has meaningful impact on overall module manufacturing cost; dispensing precision that avoids over-application directly supports cost competitiveness.<\/p>\n <\/div>\n <\/div>\n <\/div>\n <\/section>\n\n \n <section class=\"sanco-app-hl\">\n <div style=\"max-width:1200px;margin:0 auto;padding:0 48px 0\">\n <div class=\"sanco-app-sec-head\" style=\"text-align:left;margin-bottom:32px\">\n <div class=\"sanco-app-eyebrow\">SANCO Advantages<\/div>\n <h2 style=\"font-family:'Barlow Condensed',sans-serif;font-size:40px;font-weight:700;color:var(--navy);line-height:1.1\">\n Key Capabilities for Solar Panel Junction Box Potting\n <\/h2>\n <\/div>\n <\/div>\n <div class=\"sanco-app-hl-wrap\">\n <div class=\"sanco-app-hl-card\">\n <div class=\"sanco-app-hl-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle cx=\"12\" cy=\"12\" r=\"8\" stroke=\"currentColor\" stroke-width=\"2\"\/><circle cx=\"12\" cy=\"12\" r=\"2.5\" fill=\"currentColor\"\/><\/svg><\/div>\n <h4>Extreme-Volume Production Throughput<\/h4>\n <p>High-speed dispensing configurations sustain the many-units-per-minute potting rate typical of photovoltaic module manufacturing lines.<\/p>\n <\/div>\n\n <div class=\"sanco-app-hl-card\">\n <div class=\"sanco-app-hl-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><rect x=\"6.5\" y=\"6.5\" width=\"11\" height=\"11\" rx=\"1.5\" transform=\"rotate(45 12 12)\" stroke=\"currentColor\" stroke-width=\"2\"\/><\/svg><\/div>\n <h4>Void-Free Diode & Terminal Coverage<\/h4>\n <p>Controlled dispensing flow achieves complete, void-free coverage around bypass diodes and ribbon terminal connections critical to long-term reliability.<\/p>\n <\/div>\n\n <div class=\"sanco-app-hl-card\">\n <div class=\"sanco-app-hl-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle cx=\"12\" cy=\"12\" r=\"4.5\" stroke=\"currentColor\" stroke-width=\"2\"\/><g stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\"><line x1=\"12\" y1=\"2.5\" x2=\"12\" y2=\"5\"\/><line x1=\"12\" y1=\"19\" x2=\"12\" y2=\"21.5\"\/><line x1=\"2.5\" y1=\"12\" x2=\"5\" y2=\"12\"\/><line x1=\"19\" y1=\"12\" x2=\"21.5\" y2=\"12\"\/><line x1=\"5\" y1=\"5\" x2=\"6.8\" y2=\"6.8\"\/><line x1=\"17.2\" y1=\"17.2\" x2=\"19\" y2=\"19\"\/><line x1=\"5\" y1=\"19\" x2=\"6.8\" y2=\"17.2\"\/><line x1=\"17.2\" y1=\"6.8\" x2=\"19\" y2=\"5\"\/><\/g><\/svg><\/div>\n <h4>25-Year-Rated Material Compatibility<\/h4>\n <p>Dispensing platform handles silicone potting compound formulations engineered for the multi-decade unserviced outdoor exposure solar junction boxes require.<\/p>\n <\/div>\n\n <div class=\"sanco-app-hl-card\">\n <div class=\"sanco-app-hl-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M13 2 4 14h6l-1 8 9-12h-6l1-8Z\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linejoin=\"round\" stroke-linecap=\"round\"\/><\/svg><\/div>\n <h4>Consistent Fill Volume Across Massive Production Runs<\/h4>\n <p>Closed-loop volumetric dosing maintains fill consistency from the first junction box to the millionth across sustained, extremely high-volume production.<\/p>\n <\/div>\n\n <div class=\"sanco-app-hl-card\">\n <div class=\"sanco-app-hl-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 4.5 9 9.5h6L12 4.5Z\" stroke=\"currentColor\" stroke-width=\"1.6\" stroke-linejoin=\"round\"\/><path d=\"M4.5 15.5 3 12l3-5.5\" stroke=\"currentColor\" stroke-width=\"1.6\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/><path d=\"M19.5 15.5 21 12l-3-5.5\" stroke=\"currentColor\" stroke-width=\"1.6\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/><path d=\"M7 19h10\" stroke=\"currentColor\" stroke-width=\"1.6\" stroke-linecap=\"round\"\/><circle cx=\"12\" cy=\"12\" r=\"9\" stroke=\"currentColor\" stroke-width=\"1.6\"\/><\/svg><\/div>\n <h4>UV & Thermal Cycling Resistant Formulation Support<\/h4>\n <p>Compatible with silicone potting compounds engineered to resist UV degradation and thermal cycling fatigue at the panel's exterior-mounted, sun-exposed location.<\/p>\n <\/div>\n\n <div class=\"sanco-app-hl-card\">\n <div class=\"sanco-app-hl-icon\"><svg viewBox=\"0 0 24 24\" fill=\"currentColor\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 2 14.2 9.8 22 12 14.2 14.2 12 22 9.8 14.2 2 12 9.8 9.8 12 2Z\"\/><\/svg><\/div>\n <h4>Thermally Conductive Diode Encapsulation<\/h4>\n <p>Platform supports thermally conductive potting formulations that support bypass diode heat dissipation during partial-shading conduction events.<\/p>\n <\/div>\n\n <div class=\"sanco-app-hl-card\">\n <div class=\"sanco-app-hl-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><rect x=\"3.5\" y=\"3.5\" width=\"17\" height=\"17\" rx=\"2\" stroke=\"currentColor\" stroke-width=\"2\"\/><rect x=\"8\" y=\"8\" width=\"8\" height=\"8\" rx=\"1\" fill=\"currentColor\"\/><\/svg><\/div>\n <h4>Cost-Optimized Precision Dosing<\/h4>\n <p>Precise volumetric control minimises material over-application, supporting cost competitiveness at the massive production scale typical of solar module manufacturing.<\/p>\n <\/div>\n\n <div class=\"sanco-app-hl-card\">\n <div class=\"sanco-app-hl-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 3 20 8v8l-8 5-8-5V8l8-5Z\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linejoin=\"round\"\/><\/svg><\/div>\n <h4>Inline Photovoltaic Module Assembly Integration<\/h4>\n <p>Direct integration with solar module assembly lines links dispensing between junction box component assembly and downstream lamination or final test stations.<\/p>\n <\/div>\n <\/div>\n <\/section>\n\n \n <section class=\"sanco-app-process\">\n <div class=\"sanco-app-process-wrap\">\n <div class=\"sanco-app-sec-head\">\n <span class=\"pill\">Process Guide<\/span>\n <h2>The Solar Panel Junction Box Potting Process Step by Step<\/h2>\n <p>Junction box potting must achieve complete, void-free coverage supporting 25-year outdoor reliability, at the extreme throughput solar manufacturing demands. SANCO equipment is calibrated for every stage.<\/p>\n <\/div>\n <div class=\"sanco-process-steps\">\n <div class=\"sanco-process-step\">\n <div class=\"ps-num\">Step 01<\/div>\n <h4>Junction Box Load & Diode\/Terminal Inspection<\/h4>\n <p>Assembled junction box with diodes and terminal connections is loaded and inspected before potting.<\/p>\n <\/div>\n\n <div class=\"sanco-process-step\">\n <div class=\"ps-num\">Step 02<\/div>\n <h4>Silicone Potting Compound Dispensing<\/h4>\n <p>The junction box cavity is filled with silicone potting compound to target volume, covering diodes, terminals and internal wiring.<\/p>\n <\/div>\n\n <div class=\"sanco-process-step\">\n <div class=\"ps-num\">Step 03<\/div>\n <h4>Vacuum Degas \/ Bubble Release<\/h4>\n <p>Filled junction box undergoes degassing to release entrapped air before the silicone gels.<\/p>\n <\/div>\n\n <div class=\"sanco-process-step\">\n <div class=\"ps-num\">Step 04<\/div>\n <h4>Cure<\/h4>\n <p>Potting compound cures per specification, forming a complete moisture and dust barrier.<\/p>\n <\/div>\n\n <div class=\"sanco-process-step\">\n <div class=\"ps-num\">Step 05<\/div>\n <h4>IP Rating & 25-Year Durability Verification<\/h4>\n <p>Sample units undergo IP-rating and accelerated weathering testing to verify long-term reliability.<\/p>\n <\/div>\n <\/div>\n <\/div>\n <\/section>\n\n\n \n <section class=\"sanco-app-materials\">\n <div class=\"sanco-app-materials-wrap\">\n <div class=\"sanco-app-sec-head\">\n <span class=\"pill\">Materials Compatibility<\/span>\n <h2>Solar Junction Box Potting Material Types & SANCO Compatibility<\/h2>\n <p>SANCO dispensing machines handle the silicone potting materials used across solar panel junction box weatherproof protection.<\/p>\n <\/div>\n <div class=\"sanco-mat-table-scroll\">\n <table class=\"sanco-mat-table\" role=\"table\" aria-label=\"Solar Junction Box Potting Material Types & SANCO Compatibility\">\n <thead>\n <tr>\n <th>Material Type<\/th>\n <th>Viscosity Range<\/th>\n <th>Cure Method<\/th>\n <th>Typical Application<\/th>\n <th>SANCO Compatibility<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td><strong>UV-Stable RTV Silicone Potting Compound<\/strong><\/td>\n <td>20,000 \u2013 100,000 mPa\u00b7s<\/td>\n <td>Moisture cure 24\u201348 h<\/td>\n <td>Primary junction box potting for standard photovoltaic module 25-year service life requirements<\/td>\n <td><span class=\"tag-rec\">Recommended<\/span><\/td>\n <\/tr>\n <tr>\n <td><strong>Fast-Cure Two-Part Silicone<\/strong><\/td>\n <td>15,000 \u2013 80,000 mPa\u00b7s<\/td>\n <td>Thermal 60\u201380\u00b0C or ambient<\/td>\n <td>Rapid-cure potting supporting high-throughput solar module production line takt time<\/td>\n <td><span class=\"tag-rec\">Recommended<\/span><\/td>\n <\/tr>\n <tr>\n <td><strong>Thermally Conductive Silicone Potting Compound<\/strong><\/td>\n <td>10,000 \u2013 60,000 mPa\u00b7s<\/td>\n <td>Thermal 60\u201380\u00b0C or ambient<\/td>\n <td>Heat-dissipating potting for junction boxes with higher-current bypass diode configurations<\/td>\n <td><span class=\"tag-rec\">Recommended<\/span><\/td>\n <\/tr>\n <tr>\n <td><strong>Low-Viscosity High-Flow Silicone<\/strong><\/td>\n <td>5,000 \u2013 40,000 mPa\u00b7s<\/td>\n <td>Moisture cure or thermal 60\u201380\u00b0C<\/td>\n <td>Complete-fill potting for compact junction box designs with tight internal clearances<\/td>\n <td><span class=\"tag-rec\">Recommended<\/span><\/td>\n <\/tr>\n <tr>\n <td><strong>Flame-Retardant Junction Box Silicone<\/strong><\/td>\n <td>20,000 \u2013 90,000 mPa\u00b7s<\/td>\n <td>Moisture cure<\/td>\n <td>UL-rated flame-retardant potting supporting solar module fire-safety certification requirements<\/td>\n <td><span class=\"tag-rec\">Recommended<\/span><\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n <\/div>\n <\/section>\n\n \n <section class=\"sanco-app-faq\">\n <div class=\"sanco-app-faq-wrap\">\n <div class=\"sanco-app-sec-head\">\n <span class=\"pill\">FAQ<\/span>\n <h2>Frequently Asked Questions<\/h2>\n <\/div>\n <div class=\"sanco-faq-item\">\n <h4>How does SANCO support the 25-year unserviced reliability requirement for solar junction boxes?<\/h4>\n <p>SANCO's controlled dispensing achieves complete, void-free coverage around bypass diodes and terminal connections using UV-stable, long-term-rated silicone potting compound formulations, supporting the multi-decade outdoor exposure junction boxes must withstand without field service access. Contact our <a href='https:\/\/www.sancofd.com\/contact\/'>application engineers<\/a> to review reliability requirements for your module warranty specification.<\/p>\n <\/div>\n\n <div class=\"sanco-faq-item\">\n <h4>What production throughput can SANCO achieve for solar junction box potting?<\/h4>\n <p>SANCO high-speed dispensing configurations are designed to sustain the many-units-per-minute potting rate typical of photovoltaic module manufacturing lines. Contact our <a href='https:\/\/www.sancofd.com\/contact\/'>application engineers<\/a> for throughput specifications matched to your production target.<\/p>\n <\/div>\n\n <div class=\"sanco-faq-item\">\n <h4>Does SANCO support thermally conductive potting for bypass diode heat dissipation?<\/h4>\n <p>Yes. SANCO dispensing platforms handle thermally conductive silicone potting compound formulations that support heat dissipation from bypass diodes during partial-shading conduction events, without compromising dielectric protection.<\/p>\n <\/div>\n\n <div class=\"sanco-faq-item\">\n <h4>How does SANCO maintain fill consistency across massive solar production volumes?<\/h4>\n <p>Closed-loop volumetric dosing maintains dispensed fill volume consistency from the first junction box to the millionth across sustained, extremely high-volume production runs, without the gradual drift that could compromise long-term reliability.<\/p>\n <\/div>\n\n <div class=\"sanco-faq-item\">\n <h4>Does SANCO's dispensing process help optimize potting material cost at solar production scale?<\/h4>\n <p>Yes. Precise volumetric control minimises potting material over-application relative to the junction box cavity requirement, directly supporting cost competitiveness at the massive production scale typical of solar module manufacturing.<\/p>\n <\/div>\n\n <div class=\"sanco-faq-item\">\n <h4>Where can I learn about other new energy dispensing applications?<\/h4>\n <p>Visit our <a href='https:\/\/www.sancofd.com\/application\/'>Applications section<\/a> for guides covering charging pile sealing, inverter encapsulation and battery module potting. For equipment specifications, see our <a href='https:\/\/www.sancofd.com\/desktop-visual\/'>dispensing machine product pages<\/a>.<\/p>\n <\/div>\n <\/div>\n <\/section>\n\n<\/div>\n\n<\/body>\n<\/html>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-23d019e elementor-widget elementor-widget-html\" data-id=\"23d019e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t\r\n<link href=\"https:\/\/fonts.googleapis.com\/css2?family=Inter:wght@400;500;600;700;800&display=swap\" rel=\"stylesheet\">\r\n\r\n<style>\r\n\/* ===== CTA SECTION ===== *\/\r\n.sanco-cta-wrap {\r\n font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;\r\n background: #ffffff;\r\n position: relative;\r\n overflow: hidden;\r\n padding: 80px 24px;\r\n text-align: center;\r\n}\r\n\r\n\/* soft color accent blobs *\/\r\n.sanco-cta-wrap::after {\r\n content: '';\r\n position: absolute;\r\n top: -140px;\r\n right: -120px;\r\n width: 480px;\r\n height: 480px;\r\n border-radius: 50%;\r\n background: radial-gradient(circle, rgba(37,99,235,0.55) 0%, rgba(37,99,235,0.28) 40%, rgba(37,99,235,0) 72%);\r\n pointer-events: none;\r\n}\r\n\r\n\/* accent blob, bottom-left \u2014 a second hue for contrast *\/\r\n.sanco-cta-wrap::before {\r\n content: '';\r\n position: absolute;\r\n bottom: -160px;\r\n left: -130px;\r\n width: 420px;\r\n height: 420px;\r\n border-radius: 50%;\r\n background: radial-gradient(circle, rgba(6,182,212,0.45) 0%, rgba(6,182,212,0.22) 40%, rgba(6,182,212,0) 72%);\r\n pointer-events: none;\r\n}\r\n\r\n.sanco-cta-inner {\r\n position: relative;\r\n z-index: 1;\r\n max-width: 680px;\r\n margin: 0 auto;\r\n}\r\n\r\n.sanco-cta-inner h2 {\r\n font-size: clamp(26px, 4vw, 42px);\r\n font-weight: 800;\r\n color: #0a1628;\r\n margin: 0 0 14px;\r\n line-height: 1.2;\r\n letter-spacing: -0.5px;\r\n}\r\n\r\n.sanco-cta-inner p {\r\n font-size: clamp(14px, 1.8vw, 17px);\r\n color: #5a6472;\r\n margin: 0 auto 36px;\r\n max-width: 480px;\r\n line-height: 1.7;\r\n}\r\n\r\n.sanco-cta-btns {\r\n display: flex;\r\n gap: 14px;\r\n justify-content: center;\r\n flex-wrap: wrap;\r\n}\r\n\r\n.sanco-btn-primary {\r\n display: inline-flex;\r\n align-items: center;\r\n gap: 8px;\r\n background: #2563eb;\r\n color: #fff;\r\n font-family: inherit;\r\n font-size: 15px;\r\n font-weight: 700;\r\n padding: 14px 30px;\r\n border-radius: 10px;\r\n border: none;\r\n cursor: pointer;\r\n transition: background 0.2s, transform 0.2s, box-shadow 0.2s;\r\n text-decoration: none;\r\n letter-spacing: 0.1px;\r\n}\r\n.sanco-btn-primary:hover {\r\n background: #1d4ed8;\r\n transform: translateY(-2px);\r\n box-shadow: 0 8px 24px rgba(37,99,235,0.3);\r\n}\r\n\r\n.sanco-btn-secondary {\r\n display: inline-flex;\r\n align-items: center;\r\n gap: 8px;\r\n background: transparent;\r\n color: #0a1628;\r\n font-family: inherit;\r\n font-size: 15px;\r\n font-weight: 600;\r\n padding: 14px 30px;\r\n border-radius: 10px;\r\n border: 1.5px solid #dbe0e8;\r\n cursor: pointer;\r\n transition: border-color 0.2s, color 0.2s, background 0.2s;\r\n text-decoration: none;\r\n letter-spacing: 0.1px;\r\n}\r\n.sanco-btn-secondary:hover {\r\n border-color: #2563eb;\r\n color: #2563eb;\r\n background: rgba(37,99,235,0.04);\r\n}\r\n\r\n\/* ===== MODAL OVERLAY ===== *\/\r\n.sanco-modal-overlay {\r\n display: none;\r\n position: fixed;\r\n inset: 0;\r\n background: rgba(5, 10, 22, 0.75);\r\n backdrop-filter: blur(4px);\r\n z-index: 99999;\r\n align-items: center;\r\n justify-content: center;\r\n padding: 20px;\r\n animation: sanco-fade-in 0.2s ease;\r\n}\r\n.sanco-modal-overlay.active {\r\n display: flex;\r\n}\r\n\r\n@keyframes sanco-fade-in {\r\n from { opacity: 0; 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height: 20px; stroke-width: 3; }\r\n\r\n.sanco-modal-body {\r\n padding: 28px 32px 32px;\r\n}\r\n\r\n\/* ===== FORM STYLES ===== *\/\r\n.sanco-form-row {\r\n display: grid;\r\n grid-template-columns: 1fr 1fr;\r\n gap: 14px;\r\n}\r\n\r\n.sanco-form-group {\r\n margin-bottom: 16px;\r\n}\r\n\r\n.sanco-form-group label {\r\n display: block;\r\n font-size: 13px;\r\n font-weight: 600;\r\n color: #0a1628;\r\n margin-bottom: 7px;\r\n letter-spacing: 0.1px;\r\n}\r\n\r\n.sanco-form-group label .req {\r\n color: #ef4444;\r\n margin-left: 2px;\r\n}\r\n\r\n.sanco-form-group input,\r\n.sanco-form-group select,\r\n.sanco-form-group textarea {\r\n width: 100%;\r\n padding: 12px 14px;\r\n background: #f8fafc;\r\n border: 1.5px solid #e5e7eb;\r\n border-radius: 10px;\r\n font-size: 14px;\r\n color: #0a1628;\r\n font-family: inherit;\r\n transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;\r\n box-sizing: border-box;\r\n appearance: none;\r\n}\r\n\r\n.sanco-form-group input::placeholder,\r\n.sanco-form-group textarea::placeholder { color: #b0b8c4; }\r\n\r\n.sanco-form-group input:focus,\r\n.sanco-form-group select:focus,\r\n.sanco-form-group textarea:focus {\r\n outline: none;\r\n border-color: #2563eb;\r\n background: #fff;\r\n box-shadow: 0 0 0 3px rgba(37,99,235,0.12);\r\n}\r\n\r\n.sanco-form-group select {\r\n background-image: url(\"data:image\/svg+xml,%3Csvg xmlns='http:\/\/www.w3.org\/2000\/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'\/%3E%3C\/svg%3E\");\r\n background-repeat: no-repeat;\r\n background-position: right 12px center;\r\n background-color: #f8fafc;\r\n cursor: pointer;\r\n}\r\n\r\n.sanco-form-group textarea {\r\n min-height: 100px;\r\n resize: vertical;\r\n}\r\n\r\n\/* honeypot *\/\r\n.sanco-hp { position: absolute; left: -9999px; opacity: 0; pointer-events: none; }\r\n\r\n.sanco-submit-btn {\r\n width: 100%;\r\n padding: 15px;\r\n background: linear-gradient(135deg, #0a1628 0%, #1d4ed8 100%);\r\n color: #fff;\r\n border: none;\r\n border-radius: 12px;\r\n font-size: 16px;\r\n font-weight: 700;\r\n font-family: inherit;\r\n cursor: pointer;\r\n display: flex;\r\n align-items: center;\r\n justify-content: center;\r\n gap: 10px;\r\n margin-top: 6px;\r\n transition: opacity 0.2s, transform 0.2s, box-shadow 0.2s;\r\n letter-spacing: 0.1px;\r\n}\r\n.sanco-submit-btn:hover {\r\n opacity: 0.92;\r\n transform: translateY(-1px);\r\n box-shadow: 0 8px 20px rgba(10,22,40,0.3);\r\n}\r\n.sanco-submit-btn svg { width: 18px; height: 18px; }\r\n\r\n.sanco-privacy {\r\n display: flex;\r\n align-items: flex-start;\r\n gap: 10px;\r\n margin-top: 18px;\r\n padding: 12px 14px;\r\n background: #f8fafc;\r\n border-radius: 10px;\r\n}\r\n.sanco-privacy svg { width: 16px; height: 16px; color: #9ca3af; flex-shrink: 0; margin-top: 2px; }\r\n.sanco-privacy span { font-size: 12px; color: #6b7280; line-height: 1.5; }\r\n\r\n\/* messages *\/\r\n.sanco-msg {\r\n display: none;\r\n align-items: center;\r\n gap: 10px;\r\n padding: 13px 16px;\r\n border-radius: 10px;\r\n font-size: 14px;\r\n margin-bottom: 18px;\r\n}\r\n.sanco-msg.show { display: flex; }\r\n.sanco-msg.error { background: #fef2f2; border: 1px solid #fecaca; color: #dc2626; }\r\n.sanco-msg.success{ background: #f0fdf4; border: 1px solid #bbf7d0; color: #16a34a; }\r\n.sanco-msg svg { width: 18px; height: 18px; flex-shrink: 0; }\r\n\r\n\/* ===== RESPONSIVE ===== *\/\r\n@media (max-width: 520px) {\r\n .sanco-form-row { grid-template-columns: 1fr; }\r\n .sanco-modal-body { padding: 22px 20px 28px; }\r\n .sanco-modal-header { padding: 22px 20px 18px; }\r\n}\r\n<\/style>\r\n\r\n\r\n<div class=\"sanco-cta-wrap\">\r\n <div class=\"sanco-cta-inner\">\r\n <h2>Ready to Optimize Your Production?<\/h2>\r\n <p>Talk to our engineers about a dispensing or coating solution tailored to your consumer electronics line.<\/p>\r\n <div class=\"sanco-cta-btns\">\r\n <button class=\"sanco-btn-primary\" onclick=\"sancoOpenModal()\">\r\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"16\" height=\"16\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2.5\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"\/><\/svg>\r\n Get a Quote\r\n <\/button>\r\n <a class=\"sanco-btn-secondary\" href=\"https:\/\/www.sancofd.com\/product\/\" target=\"_blank\" rel=\"noopener\">\r\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"16\" height=\"16\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2.5\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M4 6h16M4 10h16M4 14h10\"\/><\/svg>\r\n View Products\r\n <\/a>\r\n <\/div>\r\n <\/div>\r\n<\/div>\r\n\r\n\r\n<div class=\"sanco-modal-overlay\" id=\"sancoModal\" onclick=\"sancoCloseOnBg(event)\">\r\n <div class=\"sanco-modal\" role=\"dialog\" aria-modal=\"true\" aria-labelledby=\"sancoModalTitle\">\r\n\r\n <div class=\"sanco-modal-header\">\r\n <h3 id=\"sancoModalTitle\">Request a Quote<\/h3>\r\n <p>Our team will respond within 24 hours.<\/p>\r\n <button class=\"sanco-modal-close\" onclick=\"sancoCloseModal()\" aria-label=\"Close\">\r\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2.5\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M6 18L18 6M6 6l12 12\"\/><\/svg>\r\n <\/button>\r\n <\/div>\r\n\r\n <div class=\"sanco-modal-body\">\r\n\r\n <div class=\"sanco-msg error\" id=\"sancoError\">\r\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M12 8v4m0 4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z\"\/><\/svg>\r\n <span id=\"sancoErrorText\"><\/span>\r\n <\/div>\r\n\r\n <div class=\"sanco-msg success\" id=\"sancoSuccess\">\r\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M5 13l4 4L19 7\"\/><\/svg>\r\n <span>Thank you! Your message has been sent. We'll be in touch within 24 hours.<\/span>\r\n <\/div>\r\n\r\n <form id=\"sancoContactForm\" action=\"https:\/\/api.form-data.com\/f\/FnvziDiv8iiDZg\" method=\"post\" target=\"_blank\">\r\n\r\n \r\n <div class=\"sanco-hp\" aria-hidden=\"true\">\r\n <input type=\"text\" name=\"website\" id=\"sancoHp\" tabindex=\"-1\" autocomplete=\"off\">\r\n <\/div>\r\n\r\n <div class=\"sanco-form-row\">\r\n <div class=\"sanco-form-group\">\r\n <label for=\"sancoName\">Full Name <span class=\"req\">*<\/span><\/label>\r\n <input type=\"text\" id=\"sancoName\" name=\"name\" placeholder=\"Your name\" required>\r\n <\/div>\r\n <div class=\"sanco-form-group\">\r\n <label for=\"sancoCompany\">Company<\/label>\r\n <input type=\"text\" id=\"sancoCompany\" name=\"company\" placeholder=\"Company name\">\r\n <\/div>\r\n <\/div>\r\n\r\n <div class=\"sanco-form-row\">\r\n <div class=\"sanco-form-group\">\r\n <label for=\"sancoEmail\">Email Address <span class=\"req\">*<\/span><\/label>\r\n <input type=\"email\" id=\"sancoEmail\" name=\"email\" placeholder=\"your@email.com\" required>\r\n <\/div>\r\n <div class=\"sanco-form-group\">\r\n <label for=\"sancoPhone\">Phone \/ WhatsApp<\/label>\r\n <input type=\"tel\" id=\"sancoPhone\" name=\"phone\" placeholder=\"+1 234 567 890\">\r\n <\/div>\r\n <\/div>\r\n\r\n <div class=\"sanco-form-group\">\r\n <label for=\"sancoInquiry\">Inquiry Type<\/label>\r\n <select id=\"sancoInquiry\" name=\"inquiry\">\r\n <option value=\"\">Select an option<\/option>\r\n <option value=\"quote\">Request a Quote<\/option>\r\n <option value=\"product\">Product Inquiry<\/option>\r\n <option value=\"support\">Technical Support<\/option>\r\n <option value=\"partnership\">Partnership<\/option>\r\n <option value=\"other\">Other<\/option>\r\n <\/select>\r\n <\/div>\r\n\r\n <div class=\"sanco-form-group\">\r\n <label for=\"sancoMessage\">Message <span class=\"req\">*<\/span><\/label>\r\n <textarea id=\"sancoMessage\" name=\"message\" placeholder=\"Please let us know the model you're interested in and estimated quantity.\" required><\/textarea>\r\n <\/div>\r\n\r\n <button type=\"submit\" class=\"sanco-submit-btn\" id=\"sancoSubmitBtn\">\r\n <span>Send Enquiry<\/span>\r\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2.5\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M14 5l7 7m0 0l-7 7m7-7H3\"\/><\/svg>\r\n <\/button>\r\n\r\n <div class=\"sanco-privacy\">\r\n <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M12 15v2m-6 4h12a2 2 0 002-2v-6a2 2 0 00-2-2H6a2 2 0 00-2 2v6a2 2 0 002 2zm10-10V7a4 4 0 00-8 0v4h8z\"\/><\/svg>\r\n <span>Your information is secure and will never be shared with third parties.<\/span>\r\n <\/div>\r\n\r\n <\/form>\r\n <\/div>\r\n <\/div>\r\n<\/div>\r\n\r\n<script>\r\n(function() {\r\n var loadTime = Date.now();\r\n\r\n window.sancoOpenModal = function() {\r\n document.getElementById('sancoModal').classList.add('active');\r\n document.body.style.overflow = 'hidden';\r\n };\r\n\r\n window.sancoCloseModal = function() {\r\n document.getElementById('sancoModal').classList.remove('active');\r\n document.body.style.overflow = '';\r\n };\r\n\r\n window.sancoCloseOnBg = function(e) {\r\n if (e.target === document.getElementById('sancoModal')) sancoCloseModal();\r\n };\r\n\r\n \/\/ Esc key\r\n document.addEventListener('keydown', function(e) {\r\n if (e.key === 'Escape') sancoCloseModal();\r\n });\r\n\r\n \/\/ Form submit\r\n document.getElementById('sancoContactForm').addEventListener('submit', function(e) {\r\n var err = document.getElementById('sancoError');\r\n var suc = document.getElementById('sancoSuccess');\r\n var errTxt = document.getElementById('sancoErrorText');\r\n\r\n err.classList.remove('show');\r\n suc.classList.remove('show');\r\n\r\n \/\/ Honeypot\r\n if (document.getElementById('sancoHp').value) {\r\n e.preventDefault();\r\n errTxt.textContent = 'Bot detected. Please try again.';\r\n err.classList.add('show');\r\n return;\r\n }\r\n\r\n \/\/ Time check\r\n if ((Date.now() - loadTime) \/ 1000 < 3) {\r\n e.preventDefault();\r\n errTxt.textContent = 'Please take a moment to fill in the form.';\r\n err.classList.add('show');\r\n return;\r\n }\r\n\r\n \/\/ Email\r\n var email = document.getElementById('sancoEmail').value;\r\n if (!\/^[^\\s@]+@[^\\s@]+\\.[^\\s@]+$\/.test(email)) {\r\n e.preventDefault();\r\n errTxt.textContent = 'Please enter a valid email address.';\r\n err.classList.add('show');\r\n return;\r\n }\r\n\r\n suc.classList.add('show');\r\n });\r\n})();\r\n<\/script>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Solar Panel Junction Box Potting | SANCO New Energy \u00b7 Applications Solar Panel Junction Box Potting High-volume silicone potting for solar panel junction boxes \u2014 achieving IP67\u2013IP68 weatherproof sealing and diode protection for 25-year outdoor photovoltaic module service life. Home \u203a Applications \u203a New Energy \u203a Solar Panel Junction Box Potting Industry Overview High-Volume Weatherproof […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-7107","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.sancofd.com\/ru\/wp-json\/wp\/v2\/pages\/7107","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sancofd.com\/ru\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.sancofd.com\/ru\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.sancofd.com\/ru\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sancofd.com\/ru\/wp-json\/wp\/v2\/comments?post=7107"}],"version-history":[{"count":6,"href":"https:\/\/www.sancofd.com\/ru\/wp-json\/wp\/v2\/pages\/7107\/revisions"}],"predecessor-version":[{"id":7433,"href":"https:\/\/www.sancofd.com\/ru\/wp-json\/wp\/v2\/pages\/7107\/revisions\/7433"}],"wp:attachment":[{"href":"https:\/\/www.sancofd.com\/ru\/wp-json\/wp\/v2\/media?parent=7107"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}