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| Customization: | Available |
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| Warranty: | 3 Years |
| Cycle Life: | 2000-5000 Times |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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Payment Guarantee
Platform-protected payments with refund support for eligible order issues.
Platform Logistics
Inspection Service
After-Sales & Dispute Handling
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
| Electrical Characteristics | Nominal Voltage | 12.8V |
| Nominal Capacity | 400Ah | |
| Energy | 5120Wh | |
| Internal Resistance | ≤10mΩ | |
| Cycle Life | >2000 cycles@1C 100% DOD | |
| Months Self Discharge | <3% | |
| Efficiency of Charge | 100%@0.5C | |
| Efficiency of Discharge | 96-99% @1C | |
| Standard Charge | Charge Cut-off Voltage | 14.6±0.2V |
| Charge Mode | 0.2C to 14.6V, then 14.6V charge current to 0.02C(CC/CV) | |
| Recommend Charge Current | 20A | |
| Max. Charge Current | 100A | |
| Standard Discharge | Max. Continuous Discharge Current | 100A |
| Max. Pulse Current | 200A(10S) | |
| Discharge Cut-off Voltage | 10V | |
| Environmental | Charge Temperature | 0ºC to 45ºC(32F to 113F)@60±25% Relative Humidity |
| Discharge Temperature | -20ºC to 60ºC(-4F to 140F)@60±25% Relative Humidity | |
| Storage Temperature | 0ºC to 40ºC(32F to 104F)@60±25% Relative Humidity | |
| Water Dust Resistance | IP54 | |
| Mechanical | Cell&Method | 4S |
| Package | Metal case | |
| Dimensions(in./mm.) | 525*269*220mm | |
| Weight(lbs./kg.) | 40kg | |
| Terminal | M8 | |
| Display screen | Optional | |
| Bluetooth | Optional |
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