{"product_id":"ja-solar-405w-solar-panel-108-cells-jam54s31-405-mr-clearance","title":"JA Solar 405W Solar Panel 108 Cells JAM54S31-405\/MR Clearance","description":"\u003cp\u003eThe JA-JAM54-S31, offered by \u003cstrong\u003eEmston Tech Inc\u003c\/strong\u003e, is a high-performance module in the 405MR Series—one of the most recent and advanced lines developed by JA Solar. These panels employ cutting-edge technologies to achieve superior efficiency and reliability. This model takes full advantage of Passivated Emitter Rear Contact (PERC) technology, utilizing a reflective layer on the back of the cells to capture up to 12% more energy by maximizing photon absorption.\u003c\/p\u003e\n\n\u003cp\u003eA significant advantage of this model is the half-cut cell technology. The JA-JAM54-S31 features solar cells half the size of those installed in conventional panels, which leads to decreased power loss, improved longevity, and better performance in low-light conditions. The efficiency of this model reaches 20.7%, which is well above the market average. Beyond its technical specs, \u003cstrong\u003eEmston Tech Inc\u003c\/strong\u003e provides a module with a sleek, jet-black finish and a slim 1.18\" depth, ensuring high-end aesthetics without compromising durability. JA Solar backs this quality with a 12-year product warranty and a 25-year performance warranty.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e405 W power output\u003c\/li\u003e\n  \u003cli\u003e108 half-cut PERC cells\u003c\/li\u003e\n  \u003cli\u003e20.7% efficiency\u003c\/li\u003e\n  \u003cli\u003e1500 V DC maximum system voltage\u003c\/li\u003e\n  \u003cli\u003eStaubli MC4-EVO2 connectors\u003c\/li\u003e\n  \u003cli\u003e12-year product and 25-year performance warranties\u003c\/li\u003e\n  \u003cli\u003eHigh efficiency of 20.7 percent\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe JA Solar 405MR panels fully utilize the firm's award-winning innovations. With PERC technology, \u003cstrong\u003eEmston Tech Inc\u003c\/strong\u003e customers can produce more electricity per square foot, which reduces the number of clamps and racks required during installation. This effectively lowers overall expenses and accelerates the system's payback period.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBetter performance at high temperatures\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eAn excellent temperature coefficient ensures more energy is produced even as temperatures rise. For every 1.8°F increase above 77°F, the panel’s efficiency decreases by only -0.35%, allowing for stable energy harvest during the sunniest hours of the day.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQuality and reliability\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe JA-JAM54-S31 undergoes various quality checks and stringent reliability testing during the production process. The highly automated manufacturing facilities eliminate the risk of human error, ensuring that \u003cstrong\u003eEmston Tech Inc\u003c\/strong\u003e delivers a product committed to the highest standards of quality, safety, and dependability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eReliability and degradation resistance\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eJA Solar guarantees slow deterioration over a 25-year lifespan. Performance will decline by no more than 2.5% during the first year and then by no more than 0.60% annually thereafter. This ensures your modules retain at least 83.1% of their original capacity after 25 years, supported by a substantial 12-year product warranty.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eEnhanced frame design\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis model's construction makes it perfect for both residential and business rooftops. Durability and structural strength are increased through a robust frame built from aluminum alloy. This model is engineered to withstand the elements, supporting a significant snow load of up to 3600 Pa and a back-side wind load of 1600 Pa.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eOutstanding all-black design\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe panel features a sleek, all-black style that complements any roof beautifully. Through specialized treatment and selection procedures, the manufacturer ensures optimum cell color uniformity. Thinner connection wires are used to link the cells, making the surface of the modules appear seamless and smooth from a distance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003cbr\u003e\n67.8\" x 44.6\" x 1.18\"\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003cbr\u003e\n47.4 lb\u003c\/p\u003e","brand":"Emston Tech Inc.","offers":[{"title":"Default Title","offer_id":43239221067894,"sku":null,"price":151.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/3795\/9030\/files\/image_01_9d1a77d3-9c37-4a35-be0d-d05018507304.webp?v=1774543135","url":"https:\/\/emston-tech-inc.myshopify.com\/products\/ja-solar-405w-solar-panel-108-cells-jam54s31-405-mr-clearance","provider":"Emston Tech Inc.","version":"1.0","type":"link"}