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HAKADI Semi-solid Battery 3.2V 280Ah LiFePO4 Rechargeable Grade A Cell 12000+ Cycle For DIY Solar System EV RV Boat

HAKADI Semi-solid Battery 3.2V 280Ah LiFePO4 Rechargeable Grade A Cell 12000+ Cycle For DIY Solar System EV RV Boat

Regular price $399.50
Regular price $831.29 Sale price $399.50
Sale Sold out

🛒Battery price with shipping fee and import fee!

We will offer you a better price!

please feel free to contact us via email or the Whatsapp number and Email at the bottom of the page, we will help you and look forward to doing business with you!

Whatsapp:+86 13202568382

🔋Battery Warranty

LiFePO4 Battery 5 years

Sodium ion Battery 5 years

LTO Battery 10 years

NMC Battery 5 years

LiFePO4 Battery Pack 5 years

The warranty period is from the date you receive.
We only replace new cell for free due to the failure of manufacturing.
Before the shipment, we will detect the cell voltage/resistance/appearance and other issues. we can only ensure that single cell is good before the shipment.
When arrival you can test the cells within 1 week. If you find any problems, please contact us for refund or replace. Any return behavior buyers need to be responsible for shipping fee.


The 3.2V 280Ah is original brand new semi-solid Lifepo4 battery with clear QR code. For easy assemble, we will weld M6 studs on the cell. Each battery will send 1 pcs copper busbar and 2 pcs nuts. The price to European USA countries are include custom clearance and tax.

Product specification

Nominal Voltage: 3.2V
Nominal Capacity: 280Ah
Internal resistance: ≤0.25mΩ
Charging cut-off voltage: 3.65V
Discharge cut-off voltage: 2.5V
Battery Dimension (Not include the studs):
Height: 207.1±0.8mm
Length: 174.2±0.8mm
Thickness: 71.7±0.8mm
Center distance of pole: 123.0±0.2mm
Battery Weight: 5.5±0.1 kg
Standard charge: 0.5C
Standard discharge: 0.5C
Max discharge current: 1C
Charging Temperature: 0~60 ℃
Discharge temperature: -20~60 ℃
Cycle life: 12000+ cycles

Battery Features

1. Enhanced Safety: Semi-solid-state electrolytes reduce the risk of thermal runaway and electrolyte leakage, enhancing the overall safety of the battery.
2. Long Cycle Life.
3. High Energy Density Potential.
4. Improved Durability: Semi-solid electrolytes contribute to the durability of the battery by minimizing electrolyte evaporation and degradation over time.
5. Environmental Friendliness: Reduces the reliance on liquid electrolytes, which may contain hazardous materials, making semi-solid-state batteries potentially more environmentally friendly.

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