Representative product form. Final enclosure, connector and labeling follow the approved specification.
E-Mobility
72V 45Ah Li-ion Rechargeable Battery For E-Motorcycles and Ebike
Rechargeable battery configuration for electric mobility applications. Specifications shown are a reference baseline and can be reviewed for OEM requirements.
Discuss This RequirementReference Specification
Starting point for engineering review
Final specifications, cell selection, BMS limits and compliance documents depend on the confirmed application and order requirements.
No.
Item / General Parameter / Remark
1
Rated Capacity / 45Ah / Standard discharge 0.2C after standard charge 0.2C
2
Minimum Capacity / 42.75Ah
3
Nominal Voltage / 72V /
4
Life Expectation / Higher than 80% of the Initial Capacity of the battery / 1）Charge: CC@0.2C to 84V, then CV till current to 0.05C 2）Rest: 30min. 3）Discharge: 0.2C to 55V Temperature:20±5℃ Carry out 800cycles
5
Discharge cut-off voltage / 2.75V/Cell(≥55V) /
6
Charge cut-off voltage / 4.2V/Cell（≤84V） /
7
Cell and assembly method / NCM21700-5.0AH / 20S9P
8
Housing material / Stainless /
9
Standard charge / 0.2C constant current (CC) charge to 84Vthen constant voltage (CV) 84V charge till charge current decline to ≤0.05C / Charge time : Approx 7h
10
Housing material / Stainless /
11
Maximum Charge Current / 45A@20℃ /
12
Maximum Continuous Discharge Current / 45A@20℃;80A＞20min@20℃ / 120A＜60S
13
Operation Temperature Range / Charge: 0～45℃, Discharge: -20～60℃（cell surface temperature≤80℃） / 60±25%R.H. 23 ± 5°C recommended
Build this platform around your equipment.
Start with a reference model or send a completely new specification.