Keeppower IMR18650 NH1830 3000mAh (Black) 2016

DSC_7332

Official specifications:
Keeppower%20IMR18650%20NH1830%203000mAh%20(Black)%202016-info

A high current and high capacity 18650 cell from Keeppower.

DSC_7330

DSC_7333 DSC_7334

DSC_7335
DSC_7336

Keeppower%20IMR18650%20NH1830%203000mAh%20(Black)%202016-Capacity

The two cells tracks perfectly.

Keeppower%20IMR18650%20NH1830%203000mAh%20(Black)%202016-Temp-15.0

At 15A the cells gets warm.

Keeppower%20IMR18650%20NH1830%203000mAh%20(Black)%202016-Temp-20.0

At 20A they get hot enough that I had to terminate the discharge just before the cell is empty.

Keeppower%20IMR18650%20NH1830%203000mAh%20(Black)%202016-Temp-30.0

At 30A the temperature reach 87C after I terminated.

Keeppower%20IMR18650%20NH1830%203000mAh%20(Black)%202016-CapacityTimeHours

Keeppower%20IMR18650%20NH1830%203000mAh%20(Black)%202016-CapacityTime

Keeppower%20IMR18650%20NH1830%203000mAh%20(Black)%202016-Energy

Keeppower%20IMR18650%20NH1830%203000mAh%20(Black)%202016-PowerLoadTime

Keeppower%20IMR18650%20NH1830%203000mAh%20(Black)%202016-TripCurrent

Keeppower%20IMR18650%20NH1830%203000mAh%20(Black)%202016-Charge



Conclusion

This is very good high current cells, but watch out for the temperature when running at 20A+.



Notes and links

The batteries 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
Compare to 18650 and other batteries