Experience fast and efficient solar charging with the 400W rigid solar panel, built using high-efficiency monocrystalline cells that deliver up to 23% energy conversion. Whether you're charging LFP (LiFePO4) batteries or integrating it into a larger PV system, this panel ensures maximum solar input thanks to its advanced cell design and MPPT compatibility.Designed to meet the demands of modern solar users, this panel is both off-grid and on-grid compatible—perfect for reducing utility costs, storing energy during outages, or powering standalone systems in cabins, RVs, or remote homes.Built for the outdoors, it features an IP68 waterproof rating, allowing it to withstand heavy rain, dust, and debris. The anti-corrosive aluminum frame ensures long-lasting performance and can endure extreme weather, including wind speeds up to 130mph and snow loads of 113lbs, making it ideal for year-round use in harsh environments.For enhanced connectivity and compatibility, the panel includes a 300mm charging cable and a universal MC4 connector, giving you flexibility to pair it with most third-party solar generators and energy storage systems. Whether you're expanding an existing array or starting from scratch, this 400W panel offers plug-and-play integration.Key Features:Monocrystalline cells with 23% efficiencyIP68 waterproof & corrosion-resistant aluminum frameOff-grid and on-grid compatibleWind resistance up to 130mph; snow load rated to 113lbsIncludes MC4 connectors and 300mm cable for easy setupWhat’s in the box:2 × 400W Rigid Solar PanelUser ManualWarranty CardWhether you're building a full off-grid setup or enhancing your home’s energy independence, this panel delivers performance, protection, and flexibility—built to last and power your future.