12V 400Ah LiFePO4 Battery

  • High Safety: The 12V 400Ah LiFePO4 battey offers enhanced safety due to the inherently thermal and chemical stability of lithium iron phosphate chemistry, reducing the risk of thermal runaway or combustion.
  • Extended Cycle Life: The 400Ah LiFePO4 battery provides approximately 10 times more cycle life compared to traditional lead acid batteries, making them a more durable and cost-effective energy storage solution.
  • Lightweight Characteristic: With a weight that is two-thirds lighter than comparable lead acid batteries, the LiFePO4 400Ah battery are ideal for applications where weight reduction is crucial, such as electric vehicles, without compromising performance.
  • Increased Power Density: The LiFePO4 battery 12V 400Ah delivers three times more power compared to conventional lead acid batteries, enabling efficient energy transfer and higher performance in various applications, including electric vehicles and renewable energy systems.
  • Battery Management System (BMS) Protection: The 12V 400Ah LiFePO4 lithium battery is equipped with a built-in Battery Management System (BMS) that safeguards against overcharging, over-discharging, and over-current situations, ensuring the longevity and optimal performance of the battery pack.
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Technical Spec.
Normal Capacity400 Ah
Normal Voltage12.8 V
Energy5120 Wh
Number of Cells8
Charge Cut-off Voltage14.6 V
Discharge Cut-off Voltage10 V
Charge MethodCC / CV
Standard Charge Current40 A
BMS250 A
Max. Continuous Charge Current250 A
Max. Continuous Discharge Current250 A
Max. Continuous Load Power3200 W
Self-discharge Rate<3% Per Month
Cycle Life>5000 Times (80%DOD,@25℃)
Mechanical Spec.
Dimension (L*W*H)520*269*220 MM
WeightApprox. 36 KG
Casing MaterialABS
Enclosure ProtectionIP66
Temp. Spec.
Charge Operating Temp.0°C--45°C
Discharge Operating Temp.-20°C--60°C
Storage Temp.-10°C--45°C
Storage Humidity65±20%
Other Spec.
CertificatesMSDS, UN38.3, CE, FCC, ROHS
Warranty3 Years
Service Life10 Years
12V LiFePO4 Discharge Curve
12v lifepo4 discharge curve
LiFePO4 Discharge Curve
lifepo4 discharge curve
LiFePO4 Charge Voltage Curve
lifepo4 charge voltage curve
LiFePO4 Voltage Curve
lifepo4 voltage curve
LiFePO4 Discharge Curve 12V
lifepo4 discharge curve 12v
LiFePO4 Capacity Curve
lifepo4 capacity curve
Q: Can i firstly place a sample order of the LiFePO4 battery 12V 400Ah?
A: Yes, you can place a sample order for testing as a first step.

Q: How long will it take for the lead time?
A: As a sample order of the 400Ah LiFePO4 battery, it takes a week, and 3~5 weeks for mass production.

Q: What about the MOQ of the LiFePO4 400Ah battery?
A: Do not hesitate to contact us, please.

Q: How do you ship the 400Ah LiFePO4 battery? How will it take to deliver to my place? A: We use a courier service to ship. It might takes 5~7 days. Also air or sea freight is optional.

Q: How to proceed with the LiFePO4 battery 12V 400Ah order?
A: Firstly, tell us your requirements about the order.
Secondly, we quote based on the requirements.
Thirdly, customers confirm the details of the order and make a deposit to get the production started.

Q: Is it possible to make a private label on the LiFePO4 Lithium Battery 12V 400Ah?
A: Yes, you can prepare and send a PDF file based on the sample you received.

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