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Lithium ion battery 3.7V 10440 320mAh

Model number:3.7V 10440 320mAh

Nominal voltage:3.7V

Battery limit voltage: 4.2V

Nominal capacity:320mAh

Battery cell:10440-320mAh-3.7V



Battery specification: 10440-1S1P-320mAh-3.7V

Nominal voltage:3.7V

Nominal capacity:320mAh

Cut-off Charging voltage: 4.2V

Charging current: ≤320mA

Standard discharging current: 320mA

Instant discharging current: 640mA

Cut-off discharge voltage: 3.0V

Internal resistance: ≤80mΩ

Weight: Approx 10.0g

Charging temperature:0~45℃

Discharging temperature: -20~60 ℃

Storage temperature: -20℃~35℃

Application field: power tools, power station, electric bike, electric motorcycle, robots, medical and military devices,ect.

Main advantages:

● Top safe and high consistency performance

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

● CE,RoHS,REACH,UL,BIS,UN38.3 approved.

SUJOR Factory:

Lithium ion battery 3.7V 10440 320mAh


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.

Technical Support: