Test/review of Panasonic NCR18500A 2040mAh (Green)

Panasonic NCR18500A 2040mAh (Green)







Official specifications:

  • Rated capacity: 1900mAh at 20°C

  • Minimum capacity: 1940mAh at 25°C

  • Typical capacity: 2040mAh at 25°C

  • Nominal voltage: 3.6V

  • Charging: CC-CV to 4.20V

  • Standard charge current: 0.7C

  • Weight: 33.5g

  • Temperature: Charge: 10°C ~ 45°C, Discharge: –20°C ~ 60°C, Storage: –20°C ~ 50°C




18500 batteries from Panasonic.











Discharge curves has very good tracking.
Note: First cell was only tested up to 5A





















Conclusion

This looks like a good high capacity 18500 battery. It can deliver some current, but it is not a high current batterg



Notes and links

How is the test done and how to read the charts
How is a protected LiIon battery constructed
More about button top and flat top batteries
Compare to 18650 and other batteries

Looks like the best capacity choice of 18500 battery. Shame, gearbest and bangood do not offer anymore. Do somobody know a reliable source?

This battery has been around for a while, I have some too. Good to see that it tests well.
Thanks for the test!

:+1: