Bulk 12V 400Ah LiFePO4 Batteries: Reliable Solutions for Commercial Solar, Energy Storage, and Backup Systems

Nominal Voltage
12.8V

Nominal Capacity
400Ah

Energy
5120Wh

LiFePO4 Battery Packs

12.8V 400Ah LiFePO4 Battery

Longer Cycle Life

The 2V 400Ah LiFePO4 battery offers exceptional durability with up to 4,000 charge cycles, making it ideal for energy storage systems and off-grid power solutions. Its long lifespan ensures reduced maintenance and replacement costs, perfect for industrial applications and large-scale B2B projects.

Enhanced Safety and Stability

LiFePO4 batteries are known for their superior safety features, including thermal and chemical stability, which minimizes risks of overheating or fire. This makes the 2V 400Ah LiFePO4 battery a reliable choice for solar energy storage, telecom systems, and backup power supplies.

Specifications

LiFePO4 Battery 12.8V 400Ah Lithium Battery 5120Wh
Nominal Voltage
12.8V
Nominal Capacity
400Ah
Energy
5120Wh
Cycle Life
>2000 cycles @0.2C 100%DOD
Months Self Discharge
<3%
Efficiency of Charge
100% @0.2C
Efficiency of Discharge
96~99% @0.2C
BMS Functions
Over charge, over discharge, over current, short circuit and temperature protection
Charge Voltage
14.2-14.6V
Charge Mode
0.2C to 14.6V, then 14.6V,charge current to 0.02C (CC/CV)
Charge Current
80A
Max. Charge Current
200A
Standard Discharge Current
80A
Max Continuous Discharge Current
200A
Discharge Cut-off Voltage
10V±0.5V
Storage Temperature
-20 ℃ to 45 ℃ (-4F to 113F) @60±25% Relative Humidity
IP Class
IP65
Plastic Case
ABS
Approx. Dimensions
L520xW269xH220mm
Approx. Weight
39.5kG

Frequently Asked Questions

Lithium iron phosphate deep cycle battery pack answers, if you do not find the answer you are looking for, please contact us. We’ll get back to you within 24 hours.
1. What is the lifespan of a 12V 400Ah LiFePO4 battery?
LiFePO4 batteries typically offer a lifespan of 3,000 to 5,000 cycles, which can equate to over 10 years of use, depending on the application and maintenance.
2. Can a 12V 400Ah battery be used for solar energy storage?
Yes, 12V 400Ah LiFePO4 batteries are ideal for solar energy storage systems due to their high energy density, long cycle life, and reliability in off-grid and backup systems.
3. How long does it take to charge a 12V 400Ah LiFePO4 battery?
Charging time depends on the charger capacity. Using a 40A charger, it may take approximately 10 hours to fully charge a 12V 400Ah battery.
4. What are the safety features of a 12V 400Ah LiFePO4 battery?
LiFePO4 batteries have built-in protection against overcharging, overheating, and short-circuiting, making them a safe option for various applications like RVs, marine, and industrial systems.
5. Can a 12V 400Ah LiFePO4 battery replace a lead-acid battery?
Yes, 12V 400Ah LiFePO4 batteries can directly replace lead-acid batteries in most systems, offering superior performance, longer lifespan, and lower weight.

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