{"product_id":"chenxin-solar-panel-400w","title":"400W Monocrystalline Solar Panel | ChenXin Energy","description":"\u003ch2 style=\"color:#0B1D3A;font-size:22px;margin-bottom:10px;\"\u003eChenXin 400W Monocrystalline Solar Panel — High-Efficiency Energy Harvest\u003c\/h2\u003e\n\u003cp\u003eThe ChenXin 400W Solar Panel is a premium monocrystalline PERC module built to pair perfectly with ChenXin battery systems — or any major inverter — for a complete solar-plus-storage setup. With \u003cstrong\u003e21.3% conversion efficiency\u003c\/strong\u003e, it harvests more energy per square metre than standard panels, which means fewer modules, less roof space and faster payback.\u003c\/p\u003e\n\u003cp\u003eDurability is engineered in: tempered low-iron glass, a corrosion-resistant aluminium frame and an IP68 junction box withstand 2400Pa wind loads, 5400Pa snow loads and hail impact. A 25-year performance guarantee (92% output at year 25) and 12-year product warranty protect your investment for decades.\u003c\/p\u003e\n\u003cp\u003eSold individually or as part of a full ChenXin solar kit, each panel is quality-tested before shipping and delivered worldwide. Add one to a portable power station for off-grid adventures, or array several on a rooftop to charge a 5kWh–20kWh home battery every sunny day. \u003ca href=\"\/collections\/solar-compatible-systems\"\u003eBrowse solar-compatible systems →\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 style=\"color:#0B1D3A;font-size:17px;margin-top:24px;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0 28px;font-size:14px;\" border=\"0\" cellpadding=\"10\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth style=\"background:#0B1D3A;color:#C9A84C;text-align:left;padding:10px 14px;font-weight:600;border:1px solid #0B1D3A;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"background:#0B1D3A;color:#C9A84C;text-align:left;padding:10px 14px;font-weight:600;border:1px solid #0B1D3A;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;color:#333;\"\u003e\u003cstrong\u003ePeak Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;color:#333;\"\u003e400 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;background:#faf8f3;color:#333;\"\u003e\u003cstrong\u003eCell Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;background:#faf8f3;color:#333;\"\u003eMonocrystalline PERC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;color:#333;\"\u003e\u003cstrong\u003eModule Efficiency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;color:#333;\"\u003e21.3%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;background:#faf8f3;color:#333;\"\u003e\u003cstrong\u003eOpen Circuit Voltage (Voc)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;background:#faf8f3;color:#333;\"\u003e37.5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;color:#333;\"\u003e\u003cstrong\u003eDimensions \/ Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;color:#333;\"\u003e1722 × 1134 × 30 mm \/ 21 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;background:#faf8f3;color:#333;\"\u003e\u003cstrong\u003eFrame \/ Glass\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;background:#faf8f3;color:#333;\"\u003eAnodised aluminium \/ tempered low-iron glass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;color:#333;\"\u003e\u003cstrong\u003eJunction Box\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;color:#333;\"\u003eIP68 rated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;background:#faf8f3;color:#333;\"\u003e\u003cstrong\u003eLoad Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;background:#faf8f3;color:#333;\"\u003e2400 Pa wind \/ 5400 Pa snow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;color:#333;\"\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;color:#333;\"\u003eAll major inverters \u0026amp; ChenXin batteries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;background:#faf8f3;color:#333;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #e5e0d4;background:#faf8f3;color:#333;\"\u003e25-year performance (92%) \/ 12-year product\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cdiv style=\"background:#f8f6f1;border-left:4px solid #C9A84C;border-radius:0 12px 12px 0;padding:18px 22px;margin:26px 0 8px;\"\u003e\n\u003cp style=\"margin:0 0 8px;font-weight:600;color:#0B1D3A;font-size:15px;\"\u003eNot sure which size you need?\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:13.5px;line-height:1.7;color:#444;\"\u003eRead our \u003ca href=\"\/blogs\/news\/how-many-kwh-battery-do-i-need-for-my-home\" style=\"color:#0B1D3A;text-decoration:underline;\"\u003ekWh sizing calculator\u003c\/a\u003e or compare \u003ca href=\"\/collections\/home-battery-storage\" style=\"color:#0B1D3A;text-decoration:underline;\"\u003eall home battery systems\u003c\/a\u003e. Questions? \u003ca href=\"\/pages\/contact-us\" style=\"color:#0B1D3A;text-decoration:underline;\"\u003eContact our team\u003c\/a\u003e — replies within 24 hours.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin-top:18px;\"\u003e\u003cem\u003eFree worldwide shipping · 30-day return policy.\u003c\/em\u003e\u003c\/p\u003e\n\u003cdiv class=\"product-faqs\" style=\"margin-top:40px;\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails style=\"margin-bottom:12px;\"\u003e\u003csummary style=\"font-weight:600;cursor:pointer;\"\u003eHow many 400W panels do I need for a home battery?\u003c\/summary\u003e\u003cp style=\"margin-top:8px;\"\u003eFor a 5kWh battery, 2-3 panels provide sufficient daily charging. For 10kWh, we recommend 4-6 panels. For 20kWh, 8-12 panels are ideal. The exact number depends on your location's sunlight hours and energy consumption.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:12px;\"\u003e\u003csummary style=\"font-weight:600;cursor:pointer;\"\u003eAre these panels compatible with all battery systems?\u003c\/summary\u003e\u003cp style=\"margin-top:8px;\"\u003eYes, ChenXin 400W monocrystalline panels use standard MC4 connectors and work with all major charge controllers and inverters. They are compatible with any 48V battery system, including non-ChenXin brands.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:12px;\"\u003e\u003csummary style=\"font-weight:600;cursor:pointer;\"\u003eWhat is the efficiency rating of the 400W panel?\u003c\/summary\u003e\u003cp style=\"margin-top:8px;\"\u003eThe ChenXin 400W monocrystalline panel has a module efficiency of 21.3%, which is above the industry average of 18-20%. It performs well in low-light conditions and has a temperature coefficient of -0.35%\/°C.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:12px;\"\u003e\u003csummary style=\"font-weight:600;cursor:pointer;\"\u003eHow long do these solar panels last?\u003c\/summary\u003e\u003cp style=\"margin-top:8px;\"\u003eChenXin 400W panels come with a 25-year linear power output warranty, guaranteeing at least 80% of rated output after 25 years. The expected service life is 30+ years with minimal degradation.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:12px;\"\u003e\u003csummary style=\"font-weight:600;cursor:pointer;\"\u003eDo the panels withstand harsh weather?\u003c\/summary\u003e\u003cp style=\"margin-top:8px;\"\u003eYes. The panels are certified to withstand wind loads up to 2,400 Pa (approximately 130 mph), snow loads up to 5,400 Pa, and 25mm hail at 23 m\/s. They have an IP68-rated junction box for water and dust resistance.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/div\u003e","brand":"ChenXin Energy","offers":[{"title":"Default Title","offer_id":46001195122879,"sku":"CX-SP-400W","price":199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0764\/7363\/0911\/files\/p5_solar_logo.jpg?v=1786789070","url":"https:\/\/chenxinenergy.com\/products\/chenxin-solar-panel-400w","provider":"ChenXin Energy","version":"1.0","type":"link"}