Home / Products / Lithium Ion Battery / 3.7V 18650 2500mAh Li-ion battery

3.7V 18650 2500mAh Li-ion battery

Model number: 3.7V 18650 2500mAh

Nominal voltage: 3.7V

Nominal capacity: 2500mAh

Dimension: 18.5*65.0mm

Warranty: 1year


Battery specification: 18650-1S1P-2500mAh-3.7V

Nominal voltage: 3.7V

Nominal capacity: 2500mAh

Cut-off Charging voltage: 4.2V

Charging current: ≤2500mA

Standard discharging current: 2500mA

Instant discharging current: 5000mA

Cut-off discharge voltage: 3.0V

Internal resistance: ≤65mΩ

Charging temperature: 0~45℃

Discharging temperature: -20~60 ℃

Storage temperature: -20℃~35℃

Application field: flashlight, power tools, power station, power bank, electric bike, electric motorcycle, robots, medical and military devices, lighting, security products, ect.

Main advantages:

● Wide capacity from 1200mAh to 3500mAh.

● The battery has as long as 500cyle life. The capacity retention is about 70% after 500cycles.

● High capacity and low impedance


Q1: Do you accept customized?

A: Yes, we are professional customized lithium battery provider. Share us voltage vs capacity vs dimension you want.

Q2: When can you deliver products?

A:We can deliver in 10-12 working days if there is stock. For customized battery, it may takes longer.

Q3: Could you offer free sample to test?

A: In general, we offer it for new customer after they pay the sample fee, and we will refund the sample cost for them when massive order is confirmed..

Q4: How about the shipping?

A: We provide international Express door-to-door, Airline and Ocean transportation; you can choose the shipping way that you prefer

Q5: What certification do you have?

A: Most of the products are UL/CE,REACH/RoHS/IEC62133/CB/UN38.3/MSDS approved.

If you are looking for lithium ion battery made in China, please feel free to contact us.They are all made in our professional factory and are sold at low price.

Technical Support: