FOYASOLAR LiFePO4 12.8V 400Ah 5120kWh Solar Battery Packs

※ 5.12 kWh usable capacity | Efficient power output:The 12V 400Ah lithium battery has 5.12 kWh usable energy capacity and 5120W output power, providing reliable and stable power for large-scale applications. Each battery undergoes rigorous quality testing to ensure optimal performance and user peace of mind.

※ Grade A battery and long life: This battery uses Class A LiFePO4 (lithium iron phosphate) cells, which can perform more than 5,000 deep cycles and have a service life of more than 10 years, which is 8 times that of traditional lead-acid batteries. You can enjoy long-term reliability and stable power without frequent replacement..

※ Only 1/3 of the original weight | Easy to transport: The 12V 400Ah lithium battery weighs only 106.45 lbs (48.3 kg), which is only one-third the weight of a similar 400Ah lead-acid battery (usually 250 lbs or more). Its lightweight design makes it easy to transport and install, making it ideal for mobile energy storage, RVs, boats, etc.

※ 100% Protection | Safe and Risk-Free Operation: This lithium battery is equipped with a 100A battery management system (BMS), which provides comprehensive protection against overcharge, over-discharge, over-current, short circuit and temperature fluctuation. Users can enjoy worry-free, safe and efficient energy storage in various applications.

※ Up to 20.48 kWh Energy Capacity | Scalable Power Solutions: The 12V 400Ah battery can support multiple battery configurations to expand its energy capacity up to 20.48 kWh (using 4P4S configuration), providing flexibility to meet the needs of large solar systems, off-grid living, or mobile power setups. Ideal for applications such as solar systems, RV living, camping, and emergency backup power.