The 400W Solar Panel features a 10-busbar Mono PERC design for high efficiency. Its lightweight aluminum frame and AR-coated tempered glass ensure durability and optimal performance. With a plug-and-play junction box and quick-connect cables, installation is easy. Check each product page for other buying options. Certified for harsh conditions, it. [REAL-WORLD POWER] Rated 400W at STC; actual output varies with sun angle, temperature, shading, cable runs, and controller—MPPT helps keep charging steadier. [3 m MC4 CABLE—LONGER REACH] 3 m (9. 84 ft) leads give more routing freedom than short-lead panels, often reducing extra extensions and. Note: Your Enquiry will be sent directly to Zhejiang Isola New Energy Co. Detailed profile including pictures, certification details and manufacturer PDFAre you looking for a 400W solar panel that's perfect for off-grid applications, portable power solutions, or home backup? With so many options on the market, finding the right one can be challenging. You need a panel that delivers high efficiency, durability, and seamless compatibility with your. The Solar Power Supply 400W Mono Solar Panel is a high-quality solar panel with monocrystalline cells (20,12%) that promise high energy output.