Test/review of Vapcell INR21700 3000mAh (Black) 2018

HKJ

Flashaholic
Joined
Mar 26, 2008
Messages
9,715
Location
Copenhagen, Denmark
[size=+3]Vapcell INR21700 3000mAh (Black) 2018[/size]

DSC_3718.jpg


Official specifications:
  • Capacity: 3000mAh
  • Nominal voltage: 3.7V
  • Maximum continuous discharge: 36A

Vapcell%20INR21700%203000mAh%20(Black)%202018-info.png


A high current 21700 cell with moderate capacity.

DSC_3716.jpg
DSC_3717.jpg


DSC_3719.jpg
DSC_3720.jpg


DSC_3721.jpg

DSC_3722.jpg

DSC_3723.jpg


Vapcell%20INR21700%203000mAh%20(Black)%202018-Capacity.png


The discharge curves looks fine with well matched cells and only a slight capacity drop as current increases.

Vapcell%20INR21700%203000mAh%20(Black)%202018-Temp-15.0.png


Vapcell%20INR21700%203000mAh%20(Black)%202018-Temp-20.0.png


Vapcell%20INR21700%203000mAh%20(Black)%202018-Temp-30.0.png


Vapcell%20INR21700%203000mAh%20(Black)%202018-CapacityTimeHours.png


Vapcell%20INR21700%203000mAh%20(Black)%202018-CapacityTime.png


Vapcell%20INR21700%203000mAh%20(Black)%202018-Energy.png


Vapcell%20INR21700%203000mAh%20(Black)%202018-PowerLoadTime.png


Vapcell%20INR21700%203000mAh%20(Black)%202018-TripCurrent.png


Vapcell%20INR21700%203000mAh%20(Black)%202018-Charge.png




[size=+3]Conclusion[/size]

The cell can deliver about 3000mA very fast, this looks like a good cell.



[size=+3]Notes and links[/size]

The batteries was supplied by Vapcell 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
Compare to 18650 and other batteries
 
Top