{"id":7053,"date":"2026-07-20T05:37:49","date_gmt":"2026-07-20T05:37:49","guid":{"rendered":"https:\/\/couleenergy.com\/?post_type=product&#038;p=7053"},"modified":"2026-07-20T14:30:03","modified_gmt":"2026-07-20T14:30:03","slug":"50w-back-contact-solar-module-12v-off-grid","status":"publish","type":"product","link":"https:\/\/couleenergy.com\/ru\/product\/50w-back-contact-solar-module-12v-off-grid\/","title":{"rendered":"\u041a\u043e\u043c\u043f\u0430\u043a\u0442\u043d\u044b\u0439 \u0441\u043e\u043b\u043d\u0435\u0447\u043d\u044b\u0439 \u043c\u043e\u0434\u0443\u043b\u044c \u0441 \u0437\u0430\u0434\u043d\u0438\u043c \u043a\u043e\u043d\u0442\u0430\u043a\u0442\u043e\u043c \u043c\u043e\u0449\u043d\u043e\u0441\u0442\u044c\u044e 150 \u0412\u0442 \u0434\u043b\u044f \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0445 \u0430\u0432\u0442\u043e\u043d\u043e\u043c\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u044d\u043b\u0435\u043a\u0442\u0440\u043e\u043f\u0438\u0442\u0430\u043d\u0438\u044f 12 \u0412."},"content":{"rendered":"<p class=\"p2\">The <span class=\"s1\"><b>Couleenergy 150W BC Mono-facial Solar Module<\/b><\/span> is a compact rigid-glass solar panel designed for professional <span class=\"s1\"><b>12V off-grid applications<\/b><\/span> where reliability, space efficiency, and long-term performance matter.<\/p>\n<p class=\"p2\">Built with advanced <span class=\"s1\"><b>\u0421\u043e\u043b\u043d\u0435\u0447\u043d\u044b\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u0441 \u043e\u0431\u0440\u0430\u0442\u043d\u044b\u043c \u043a\u043e\u043d\u0442\u0430\u043a\u0442\u043e\u043c (BC)<\/b><\/span>, the module delivers strong energy production while maintaining a clean, all-black appearance. By moving all electrical contacts to the rear of the cell, the active surface is fully exposed to sunlight, improving light utilization and reducing front-side shading caused by metal busbars.<\/p>\n<p class=\"p2\">Its compact 1160 \u00d7 580 mm size makes it well suited for applications with limited installation space, including recreational vehicles, boats, agricultural equipment, portable power systems, remote monitoring stations, and industrial OEM products.<\/p>\n<p class=\"p3\">For manufacturers, distributors, and system integrators, the CLM-150MBC combines proven performance with flexible OEM and ODM customization, making it suitable for both standard and application-specific projects.<\/p>\n<hr \/>\n<h1><span class=\"s1\"><b>Why Choose a Back Contact Solar Module?<\/b><\/span><\/h1>\n<p class=\"p2\">Back Contact technology is becoming an increasingly popular choice for premium solar modules because it improves cell design without changing how the module is installed or operated.<\/p>\n<p class=\"p2\">Unlike conventional solar cells, which place busbars and electrical contacts on the front surface, BC cells move all electrical connections to the back. This design leaves more of the cell available to absorb sunlight while reducing optical losses caused by front-side metallization.<\/p>\n<p class=\"p3\">For system designers and equipment manufacturers, this means a module that combines attractive aesthetics with excellent electrical performance and long-term reliability.<\/p>\n<hr \/>\n<h1><span class=\"s1\"><b>Designed for Higher Real-world Energy Production<\/b><\/span><\/h1>\n<p class=\"p2\">Solar panels spend very little time operating under Standard Test Conditions (STC). In real installations, energy production is influenced by changing irradiance, temperature, dust, and occasional shading.<\/p>\n<p class=\"p2\">The Back Contact architecture helps reduce optical and electrical losses, allowing the module to make more effective use of available sunlight throughout the day. While actual energy yield depends on site conditions and system design, the technology is designed to support consistent performance across a wide range of operating environments.<\/p>\n<p class=\"p4\">Key advantages include:<\/p>\n<ul>\n<li>Increased active light-absorbing area<\/li>\n<li>Reduced front-side shading from busbars<\/li>\n<li>Lower electrical resistance within the cell<\/li>\n<li>Clean all-black appearance for premium products<\/li>\n<\/ul>\n<hr \/>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-7037\" src=\"https:\/\/couleenergy.com\/wp-content\/uploads\/2026\/07\/solar-panel-shading-loss-solution-BC-technology.jpg\" alt=\"\u0420\u0435\u0448\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u043f\u043e\u0442\u0435\u0440\u044c \u043e\u0442 \u0437\u0430\u0442\u0435\u043d\u0435\u043d\u0438\u044f \u0441\u043e\u043b\u043d\u0435\u0447\u043d\u044b\u0445 \u043f\u0430\u043d\u0435\u043b\u0435\u0439 \u043e\u0442 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 BC Technology\" width=\"1920\" height=\"1079\" srcset=\"https:\/\/couleenergy.com\/wp-content\/uploads\/2026\/07\/solar-panel-shading-loss-solution-BC-technology.jpg 1920w, https:\/\/couleenergy.com\/wp-content\/uploads\/2026\/07\/solar-panel-shading-loss-solution-BC-technology-300x169.jpg 300w, https:\/\/couleenergy.com\/wp-content\/uploads\/2026\/07\/solar-panel-shading-loss-solution-BC-technology-1024x575.jpg 1024w, https:\/\/couleenergy.com\/wp-content\/uploads\/2026\/07\/solar-panel-shading-loss-solution-BC-technology-768x432.jpg 768w, https:\/\/couleenergy.com\/wp-content\/uploads\/2026\/07\/solar-panel-shading-loss-solution-BC-technology-1536x863.jpg 1536w, https:\/\/couleenergy.com\/wp-content\/uploads\/2026\/07\/solar-panel-shading-loss-solution-BC-technology-18x10.jpg 18w, https:\/\/couleenergy.com\/wp-content\/uploads\/2026\/07\/solar-panel-shading-loss-solution-BC-technology-600x337.jpg 600w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/><\/p>\n<h1><span class=\"s1\"><b>Better Tolerance to Mild Partial Shading<\/b><\/span><\/h1>\n<p class=\"p2\">Partial shading is one of the most common challenges in off-grid solar systems. Roof accessories, antennas, tree branches, bird droppings, leaves, and nearby structures can all reduce module output.<\/p>\n<p class=\"p2\">Recent research by <span class=\"s1\"><b>T\u00dcV NORD<\/b><\/span>, \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u043e \u0432 <span class=\"s1\"><i>\u0421\u043e\u043b\u043d\u0435\u0447\u043d\u0430\u044f \u044d\u043d\u0435\u0440\u0433\u0438\u044f<\/i><\/span> \u0438 \u0441\u043e\u043e\u0431\u0449\u0430\u0435\u0442\u0441\u044f <span class=\"s1\"><i>\u0436\u0443\u0440\u043d\u0430\u043b PV<\/i><\/span>, found that <a href=\"https:\/\/couleenergy.com\/ru\/%d1%81%d1%80%d0%b0%d0%b2%d0%bd%d0%b5%d0%bd%d0%b8%d0%b5-%d1%85%d0%b0%d1%80%d0%b0%d0%ba%d1%82%d0%b5%d1%80%d0%b8%d1%81%d1%82%d0%b8%d0%ba-%d0%b7%d0%b0%d1%82%d0%b5%d0%bd%d0%b5%d0%bd%d0%b8%d1%8f-bc-%d0%b8-t\/\" target=\"_blank\" rel=\"noopener\"><span class=\"s1\"><b>Back Contact modules can outperform comparable TOPCon modules under mild cross-substring shading conditions<\/b><\/span><\/a>, particularly when three or fewer cells are shaded. As shading becomes more severe, the performance difference between the two technologies becomes much smaller. Actual performance depends on the shading pattern, module configuration, and overall system design.<\/p>\n<p class=\"p3\">For installations where occasional partial shading cannot be avoided, BC technology may help improve energy harvest compared with conventional front-busbar module designs.<\/p>\n<hr \/>\n<h1><span class=\"s1\"><b>Stable Performance in High-temperature Environments<\/b><\/span><\/h1>\n<p class=\"p2\">Heat reduces the output of every crystalline silicon solar module, making temperature performance an important consideration for outdoor installations.<\/p>\n<p class=\"p4\">The CLM-150MBC features a <span class=\"s1\"><b>Pmax temperature coefficient of -0.26%\/\u00b0C<\/b><\/span>, helping limit power loss as cell temperature increases. This makes the module particularly suitable for applications exposed to prolonged sunlight, such as:<\/p>\n<ul>\n<li>\u041a\u0440\u044b\u0448\u0438 \u0434\u043b\u044f \u0430\u0432\u0442\u043e\u0434\u043e\u043c\u043e\u0432<\/li>\n<li>\u041c\u043e\u0440\u0441\u043a\u0438\u0435 \u0441\u0443\u0434\u0430<\/li>\n<li>\u0421\u0435\u043b\u044c\u0441\u043a\u043e\u0445\u043e\u0437\u044f\u0439\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u0435 \u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u0435<\/li>\n<li>Outdoor monitoring systems<\/li>\n<li>Industrial installations in hot climates<\/li>\n<\/ul>\n<p class=\"p3\">Lower temperature-related power loss helps improve real-world energy production over the lifetime of the system.<\/p>\n<hr \/>\n<h1><span class=\"s1\"><b>Engineered for Long-term Reliability<\/b><\/span><\/h1>\n<p class=\"p2\">Commercial off-grid systems are expected to operate reliably for many years, often in demanding outdoor environments.<\/p>\n<p class=\"p2\">The Back Contact cell architecture reduces stress concentration on the front surface of the cell, helping improve resistance to micro-crack formation during transportation, installation, and thermal cycling.<\/p>\n<p class=\"p4\">To support long-term durability, the module also features:<\/p>\n<ul>\n<li>Tempered front glass<\/li>\n<li>Anodized aluminium frame<\/li>\n<li>\u0420\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0438\u0442\u0435\u043b\u044c\u043d\u0430\u044f \u043a\u043e\u0440\u043e\u0431\u043a\u0430 \u0441\u043e \u0441\u0442\u0435\u043f\u0435\u043d\u044c\u044e \u0437\u0430\u0449\u0438\u0442\u044b IP67<\/li>\n<li>High mechanical load capacity<\/li>\n<li>Enhanced hail resistance<\/li>\n<\/ul>\n<p class=\"p3\">Together, these features help provide dependable performance in a wide range of environmental conditions.<\/p>\n<hr \/>\n<h1><span class=\"s1\"><b>\u041f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f<\/b><\/span><\/h1>\n<p class=\"p4\">The 150W BC Mono-facial Solar Module is suitable for many professional off-grid applications, including:<\/p>\n<ul>\n<li>RV and camper manufacturers<\/li>\n<li>Marine electrical systems<\/li>\n<li>Agricultural machinery<\/li>\n<li>\u041e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u0435 \u0434\u043b\u044f \u0443\u0434\u0430\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u043c\u043e\u043d\u0438\u0442\u043e\u0440\u0438\u043d\u0433\u0430<\/li>\n<li>Telecom power systems<\/li>\n<li>Security and surveillance systems<\/li>\n<li>Portable solar power systems<\/li>\n<li>Industrial OEM equipment<\/li>\n<li>\u0421\u0438\u0441\u0442\u0435\u043c\u044b \u0437\u0430\u0440\u044f\u0434\u043a\u0438 \u0430\u043a\u043a\u0443\u043c\u0443\u043b\u044f\u0442\u043e\u0440\u043e\u0432<\/li>\n<\/ul>\n<p class=\"p3\">With a <span class=\"s1\"><b>maximum power voltage (Vmp) of 22.86V<\/b><\/span>, the module is well matched to <span class=\"s1\"><b>12V battery systems<\/b><\/span> when used with an MPPT charge controller.<\/p>\n<hr \/>\n<h1><span class=\"s1\"><b>Certified Quality for Commercial Projects<\/b><\/span><\/h1>\n<p class=\"p2\">Reliable products start with recognized quality standards.<\/p>\n<p class=\"p2\">The CLM-150MBC is manufactured under an <span class=\"s1\"><b>\u0421\u0438\u0441\u0442\u0435\u043c\u0430 \u043c\u0435\u043d\u0435\u0434\u0436\u043c\u0435\u043d\u0442\u0430 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0430 ISO 9001<\/b><\/span> and is designed to comply with internationally recognized photovoltaic standards, helping reduce project risk and simplify product qualification.<\/p>\n<p class=\"p4\">Key specifications include:<\/p>\n<ul>\n<li>IEC 61215 design qualification<\/li>\n<li>IEC 61730 safety qualification<\/li>\n<li>\u0420\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0438\u0442\u0435\u043b\u044c\u043d\u0430\u044f \u043a\u043e\u0440\u043e\u0431\u043a\u0430 IP67<\/li>\n<li>Maximum system voltage: 1000 V DC<\/li>\n<li>Maximum static load: +5400 Pa \/ -2400 Pa<\/li>\n<li>Enhanced hail resistance: 35 mm at 27.2 m\/s<\/li>\n<li>12-\u043b\u0435\u0442\u043d\u044f\u044f \u0433\u0430\u0440\u0430\u043d\u0442\u0438\u044f \u043d\u0430 \u043f\u0440\u043e\u0434\u0443\u043a\u0446\u0438\u044e<\/li>\n<li>25-\u043b\u0435\u0442\u043d\u044f\u044f \u0433\u0430\u0440\u0430\u043d\u0442\u0438\u044f \u043b\u0438\u043d\u0435\u0439\u043d\u043e\u0439 \u043c\u043e\u0449\u043d\u043e\u0441\u0442\u0438<\/li>\n<\/ul>\n<p class=\"p3\">These specifications make the module suitable for professional installations where reliability and compliance are important purchasing criteria.<\/p>\n<hr \/>\n<h1><span class=\"s1\"><b>OEM &amp; ODM Solar Module Manufacturing<\/b><\/span><\/h1>\n<p class=\"p2\">Every application has different electrical and mechanical requirements. That\u2019s why Couleenergy provides flexible OEM and ODM manufacturing services for customers developing proprietary solar products.<\/p>\n<p class=\"p4\">Customization options include:<\/p>\n<ul>\n<li>\u0420\u0430\u0437\u043c\u0435\u0440\u044b \u043c\u043e\u0434\u0443\u043b\u044f<\/li>\n<li>Output voltage<\/li>\n<li>Cell technology (HPBC, ABC or TBC)<\/li>\n<li>Frame colour<\/li>\n<li>Glass and backsheet options<\/li>\n<li>\u0414\u043b\u0438\u043d\u0430 \u043a\u0430\u0431\u0435\u043b\u044f<\/li>\n<li>\u0422\u0438\u043f \u0440\u0430\u0437\u044a\u0435\u043c\u0430<\/li>\n<li>Private-label branding<\/li>\n<li>Custom packaging<\/li>\n<li>\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u043f\u0440\u043e\u0442\u043e\u0442\u0438\u043f\u0430<\/li>\n<li>Low-MOQ pilot production<\/li>\n<\/ul>\n<p class=\"p3\">From initial engineering consultation to prototype validation and mass production, our team works closely with customers to develop solar modules that fit their specific applications.<\/p>","protected":false},"excerpt":{"rendered":"<p class=\"p1\">The <span class=\"s1\"><b>Couleenergy 150W BC Mono-facial Solar Module<\/b><\/span> is a compact rigid-glass solar panel designed for professional <span class=\"s1\"><b>12V off-grid applications<\/b><\/span>. Featuring advanced <span class=\"s1\"><b>Back Contact (BC) cell technology<\/b><\/span>, it offers improved light utilization, excellent high-temperature performance, and better tolerance to mild partial shading compared with conventional front-busbar module designs. Ideal for RVs, marine systems, agricultural equipment, remote monitoring, and industrial OEM applications, the module is IEC 61215 and IEC 61730 certified and supports flexible OEM &amp; ODM customization for B2B customers.<\/p>","protected":false},"featured_media":7063,"template":"","meta":{"_seopress_titles_title":"150W BC Solar Panel Manufacturer | OEM & ODM Solutions","_seopress_titles_desc":"The 150W Back Contact solar module delivers reliable power for RVs, boats, telecom, and industrial equipment. 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