High Performance: Our LiFePO4 batteries use EV A+ grade cells and can endure up to 20000 cycles.
Built-in BMS Protection: The battery incorporates a built-in 100A BMS protection plate that automatically disconnects the battery if the discharge current exceeds 300±50A.
Compact Design: 12V 100Ah-Measuring size only 10.2*6.6*8.2inch and weight only 23.3lbs, its size is perfect for BCI Group 24.
Low Temperature Protection: Our battery can operate in conditions as low as -4℉(-20℃) and as high as 158℉(70℃).
Series or Parallel Connection: You can easily connect up to 4 batteries in series or/and in parallel.
Applicable to Many Scenarios: It can be used in boat, RV, trolling motor, golf carts, home energy storage, off-grid living and other places where batteries are needed for energy storage.
HumSienk 12V 100Ah LiFePO4 Lithium Battery 20000 Deep Cycle 100A BMS For Marine RV Golf Carts Solar Home Energy Storage Off-grid

12V 100Ah LiFePO4 Battery BMS
- Our Humsienk LiFePO4 batteries capacity is 100Ah, its standard voltage can reach to 12.8V, and it adopts LiFePO4 material which is more environmentally friendly and safer than lead-acid battery.
- Our Humsienk LiFePO4 batteries use EV grade A+ cells, the battery cycle times can reach up to 20000 times, and our batteries have SDS/UN38.3/FCC/CE/ROHS certification.
- Our Humsienk LiFePO4 batteries has a compact design, measuring size only 260*168*209mm/10.2*6.6*8.2inch and weight only 10.55kg/23.3lbs, which increases the energy density of the battery.
- Our Humsienk LiFePO4 batteries have a built-in 100A BMSprotection plate, which protects the battery by disconnecting it when the released current exceeds 100Ah.
- Our Humsienk LiFePO4 batteries casing is made of ABS plastic, insulated material will not leakage, can reach level IP67 dustproof and waterproof.
- Our Humsienk LiFePO4 batteries are protected against low temperatures, with a minimum discharge temperature of -4℉(-20℃) and a maximum discharge temperature of 158℉(70℃).
- Series or Parallel Connection: You can easily connect up to 4 batteries in series or/and in parallel, up to 20.48kWh.










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WattCycle aims to create a greener future through energy.
Environmentalists and technology experts founded the company due to society's concern for energy and the environment.
Our objective is to support development by following the circular economy principles, offering battery products that are long-lasting, safe, and reliable, and decreasing resource dependency and waste.
Pick WattCycle and team up to create a green future!
Why WattCycle?
- Reliable & Powerful
All grade-A cells and high-quality materials.
- Cost Savings
Spend less on fuel for generators.
- Eco-friendly
Enjoy clean and sustainable energy.
- Go-Anywhere
Freedom to explore remote, off-grid locations.
★ We answer 100% of emails within 24-48 hours (Sat. & Sun. & Holidays excluded). Please do not open an eBay case/return request before hearing from us.
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