LiTime 12V 400Ah Lithium Iron Phosphate (LiFePO4) batteries have exceptional quality since they are assembled by Automotive Grade LiFePO4 Cells with UL Testing Certificated, which makes them higher energy density (37.12 Wh/lb), more stable performance, greater power, and excellent 3% self-discharge rate.

LiTime LiFePO4 battery can run 4000-15000 cycles (10-year lifetime), which is quite superior to lead acid batteries with 200~500 cycles (3-year lifetime). Plus, our 12V 400Ah lithium-ion battery weighs 86.2 lbs, only 1/3 the weight of a lead acid battery at the same capacity. Besides, our lithium battery case is IP65-level waterproof, and you can move it by grabbing the handles on both sides, which will set you free from worrying to install indoors or outdoors.

LiTime 12V 400Ah LiFePO4 battery has built-in 250A BMS (Battery Management System) to protect it from overcharge, over-discharge, over-current (250A), over temp (167 °F) and short circuit. Without memory effect, no matter what state the battery is, it can be used as soon as it is charged.

With a 3200W high load power, our 12V 400Ah lithium battery is perfect for RV, marine, boat, fishing, camping, solar home, trolling motor, and off-grid applications. It can realize 100% SOC & DOD, providing astronomical boosts in lifetime compared with lead-acid batteries. A 12V 80A/40A lithium battery charger is recommended; the lithium battery will be fully charged within 5hrs/10hrs.

12V400Ah LiFePO4 battery supports to be connected in series & parallel, and max. in 4S4P for a 51.2V 1600Ah battery system to get 51.2kW output power and 81.92kWh usable energy. They can definitely meet your need for building your battery system, and perfect for home energy storage. Besides, the BMS with equalization function to control the consistency of the battery cells, which will extend the batteries’ lifespan.

LiTime Group is committed to providing you with satisfactory service. The battery will be shipped from our local warehouse in CA, TX and GA. ETA: 2-5 working days; the actual time may vary for the inventory situation. We also provide professional technical support and online customer service with quick feedback within 24 hrs. You can contact us, with the actual shipping address, to check the inventory of the nearest warehouse.