Test/Review of Keeppower IMR18650 2250mAh (Black) 2014

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HKJ
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Test/Review of Keeppower IMR18650 2250mAh (Black) 2014
Keeppower IMR18650 2250mAh (Black) 2014

DSC_4413

Official specifications:
  • Brand Name: KeepPower
  • Type: Li-Ion
  • Cell: Made in Japan
  • KeepPower 18650 3.6V 2250mAh High Drain Li-ion Rechargeable Battery
  • Min Capacity: 2150mAh
  • Typical Capacity: 2250mAh
  • Normal Voltage: 3.6V
  • Quality Lithium Ion rechargeable cell made in Japan
  • Maximum Capacity and Reliability
  • Maximum Constant Discharge Current: 10A
  • 4.2 volts max voltage and 3.6-3.7 volts nominal voltage
  • Button top: Yes
  • Dimension: (D)18.20mm*(H)66.90mm
  • Weight: 45.0g

Keeppower%20IMR18650%202250mAh%20(Black)%202014-info

This is a high current cell with added button top and no protection.

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DSC_4414 DSC_4415

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Keeppower%20IMR18650%202250mAh%20(Black)%202014-Capacity

Using a Panasonic cell the discharge curves looks very good.

Keeppower%20IMR18650%202250mAh%20(Black)%202014-CapacityTimeHours

Keeppower%20IMR18650%202250mAh%20(Black)%202014-CapacityTime

Keeppower%20IMR18650%202250mAh%20(Black)%202014-Energy

Keeppower%20IMR18650%202250mAh%20(Black)%202014-PowerLoadTime

Keeppower%20IMR18650%202250mAh%20(Black)%202014-TripCurrent

Keeppower%20IMR18650%202250mAh%20(Black)%202014-Charge



Conclusion

This is a very good high current battery, but it is possible to get 10A cells with more capacity.



Notes and links

The battery was supplied by Keeppower for 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

My website with reviews of many chargers and batteries (More than 1000): https://lygte-info.dk/

Gj
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Location: NY,USA

Thanks for the review. 

LumenHound
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Joined: 07/15/2011 - 09:29
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HKJ wrote:
…… but it is possible to get 10A cells with more capacity.

My thoughts exactly.

Thanks for the excellent review.