Representative product form. Final enclosure, connector and labeling follow the approved specification.
Custom & Industrial Packs
3.7V18650 rechargeable batteries
Customizable battery configuration for OEM and industrial equipment. 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.
Item
Specification / Remark
Normal Capacity
2500mAh / 0.2C5 to 2.75V
Internal Impedance
≤30mΩ / AC Impedance,1000Hz
Nominal Voltage
3.7V /
Charging Current (Std.)
0.2C5 (500mA) / 0~45℃
Discharge Current (Std.)
0.2C5 (500mA) / -20~60℃
Fast Charging Current
1.0C5 (2500mA) / At 25℃
Maximum Instantaneous Discharge
3.0C5 (7500mA) / At 25℃
Max. Charging Voltage
4.20±0.05V /
End-of-charge Current
0.02C5 /
Discharge Cut-off Voltage
2.75V /
Operating Temperature
Charge: 0 to 45℃ Discharge:-20 to 45℃ /
weight
Avg:45.6g /
Storage Temperature
1month: -20~45℃ /
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