12v 400ah Lithium Ion Battery

Fast charging (charging to 100% full load within one hour), small size, light weight (1/3 the weight of a lead-acid battery)

Lithium Iron Phosphate Battery 12v 400ah

Huanduy’s deep-cycle lithium ion(iron phosphate or LiFePO4) battery 12v400ah has the characteristics of small size, lightweight, and long life. Can provide you with stable business or household electricity. With low maintenance cost, it is the best choice to replace lead-acid. Huanduy’s professional production in lithium iron phosphate batteries for more than 10 years. We can provide the most suitable for your lithium battery solutions.

12v 400ah Lithium Ion Battery brif intro

12v400ah lithium iron phosphate battery has advantages over lead-acid. You can get more efficient energy, even in a harsh environment. It has the advantages of good performance, lightweight, small size, no memory effect, low self-discharge rate, and longer life. Although the price is higher, the overall cost is lower in the long run. The maintenance cost of the battery is the lowest. The built-in advanced BMS ensures longer battery life, safer operation, and high precision charge status.

lithium iron phosphate battery 12v400ah application

12v 400ah Lithium Ion Battery application

Deep cycle LiFePO4 12v400ah has excellent current performance and charge/discharge speed with higher energy density, especially suitable for your sailboat, RV, or solar system and other energy storage applications.

advantage of 12v 400ah Lithium Ion Battery

12V400Ah Equipped integrated BMS, the safest and most stable component. With longer battery life, low self-discharge rate, 100% DOD, and is a lighter alternative to lead-acid batteries. There is also no memory effect, giving you more reliable performance and lower maintenance costs. We can upgrade the lithium iron battery with Bluetooth, RS485 communication, and other features.

lithium iron phosphate battery 12v 400ah

Professional provides high quality and high technology 12v400ah lithium iron phosphate battery solution


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Our lithium iron phosphate battery’s designed lifespan is 10 years. If the load power is 400W, the 12V400Ah lithium iron battery can last about 12 hours.

If it is a 12v400ah lithium iron phosphate battery, the energy is 12*400=4800wh.

Choose a charger for your battery. The voltage is 12V, needs 4 cells in series, the charge voltage is 3.65*4=14.6V; the current is usually 0.2 times the battery capacity. Charged with 80 amp, it will need about 5 hours fully charged.

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