Suppose you are looking for a 12V 400Ah lithium battery that delivers unmatched energy capacity.? ?Our 12V 400Ah LiFePO4 battery is designed for serious power druggies off-grid solar systems, portable power stations,? marketable marine vessels, heavy-duty RVs, and energy storage integrators. Backed by Grade A lithium iron phosphate cells and a smart Battery Management System( BMS), it provides peace of mind with every charge.? ?Whether you are a wholesaler, system integrator, or OEM? customer, this battery is your foundation for scalable, safe, and sustainable energy results.?
Ultra-High Capacity (5120Wh)
Get 2X more runtime than standard deep-cycle batteries
?
True Deep Cycle Performance
Over 5000 cycles at 80% depth of discharge (DOD)
?
Premium LiFePO4 Cells
Safer, longer-lasting, and thermally stable chemistry
?
Smart Battery Management System
Built-in BMS with protections for over/under-voltage, temp, short circuit, and more
?
Flexible Configurations
Series & parallel support — up to 51.2V or 1600Ah systems
?
Built for Wholesale & OEM
Branding, case design, ports, and specs are fully customizable