Test/review of Molicel INR18650-P28A 2800mAh (Gray)

Batteries and Chargers Rechargeable Batteries
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Molicel INR18650-P28A 2800mAh (Gray)







Official specifications:

  • Typical capacity 2800mAh

  • Minimum capacity: 2600mAh

  • Nominal voltage: 3.6V

  • Standard charge current: 2.8A

  • Maximum charge current: 6A

  • Discharge cut-off voltage: 2.5V

  • Charge cut-off voltage: 4.2V

  • Maximum discharge current: 35A

  • Internal resistance: 20mOhm

  • Internal resistance DC: 20mOhm (10A/1s)

  • Ambient temperature: Charge: 0°C ~ 60°C, Discharge: –40°C ~ 60°C

  • Typical cycle life: 400 cycles to 80% at 20A discharge.



This is a high current 18650 cell with fairly good capacity.








The two cells tracks very nicely, at 30A the battery got hot and I stopped the test before the battery was empty.























Conclusion

A good high current cell and not that different from the P26A



Notes and links

The batteries was supplied by a reader review.

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
Graphical comparison to 18650 and other batteries
Table with all tested LiIon batteries
2

Welcome back, Henrik. Thanks for yet another of your profound battery tests.

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Thanks for this review.

4

Thanks for this review, and all the others.

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Thanks for taking the time to review the P28A… and welcome back!

6

Thank you for this review

7

I hope you had a nice break but it’s good to see you back! Thank you for testing this! We appreciate all your work.

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WB, HKJ!

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Thanks HKJ