12V 400Ah LiFePO4 Lithium Battery,5120Wh Energy Built-in 200A BMS 15000+ Cycles for RV,Solar,Home Energy Storage,Off-Grid Applications

★★★★★ 4.2 28 reviews

US$235.97
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US$235.97
Price when purchased online
Free shipping Free 30-day returns

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Management number 223616037 Release Date 2026/05/09 List Price US$235.97 Model Number 223616037
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  • High Capacity & Long Lifespan:The 12V 400Ah LiFePO4 lithium battery delivers 5120Wh of energy, ideal for extended runtime in demanding applications. With 4000-15000 deep cycles, it outperforms lead-acid batteries in longevity. Voltage remains stable even under heavy 4000W loads, ensuring reliable power for high-demand devices. Perfect for Fishing,Camping,Solar,Golf Cart,Backup Power Systems
  • 200A BMS Comprehensive Protection:The 12V 400Ah LiFePO4 battery Built-in 200A BMS safeguards against overcharge, over-discharge, overcurrent, and short circuits. Advanced temperature control automatically cuts off charging/discharging in extreme heat/cold. Combined with low self-discharge (<3% monthly), this ensures safety and extends battery life in harsh conditions.
  • Expandable Energy System:Our 400ah lifepo4 battery Can Connect 4 units via 1S4P configuration for 51.2V 400Ah (20.48kWh) capacity, supporting 48V solar inverters and whole-home backup. Low self-discharge ensures readiness for seasonal use.Battery performance requires temperatures of 5°C or higher. Please verify suitability before purchase. Return shipping for low-temperature charging issues is not covered.
  • Safety: Our Batteries Have Certifications. Crafted With High-Strength, Impact-Resistant ABS Casing, Our lifepo4 battery Excels In Heat, weather resistance (not waterproof), And Flame Resistance. It Ensures Stable And Lasting Power In Harsh Environments.
  • 12V 400Ah Lithium iron phosphate battery dimension is: L20.47*W10.59*H8.66 inch, weighs 68.78lbs. Note:Under Various Temp/Humidity Measurement Methods And Instruments, Voltage And Current May Deviate By 1%~5%. Charge/Discharge Battery Once Every 6 Months To Prevent Damage From Disuse.Please Feel Free To Contact Us If You Encounter Any Problems During Use!

ASIN B0F5B686XS
Brand dumfume
Voltage 12.8 Volts
Model Name DFBattery-12V400A
Item Weight 37.5 Kilograms
Manufacturer dumfume
Model Number lithium lifepo4 battery
Battery Cell Type Lithium-Phosphate
Number of Batteries 1 A batteries required.

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4.2 out of 5
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28 ratings | 11 reviews
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