Samsung INR18650-20Q 2000mAh (green)

DSC_3563

Official specifications:
Samsung%20INR18650-20Q%202000mAh%20(green)-info

Thse are high power batteries for use in tools.

DSC_3561 DSC_3562

DSC_3564 DSC_3565

DSC_3566
DSC_3567

Samsung%20INR18650-20Q%202000mAh%20(green)-Capacity

The cells can deliver 20A with full capacity and the maximum difference in capacity is about 0.6%.
The voltage at the lower currents is not very impressive, but in the 10A to 20A range it can match IMR cells, but with greater capacity.

Samsung%20INR18650-20Q%202000mAh%20(green)-CapacityTimeHours

Samsung%20INR18650-20Q%202000mAh%20(green)-CapacityTime

Samsung%20INR18650-20Q%202000mAh%20(green)-Energy

Samsung%20INR18650-20Q%202000mAh%20(green)-PowerLoadTime

Samsung%20INR18650-20Q%202000mAh%20(green)-TripCurrent

Samsung%20INR18650-20Q%202000mAh%20(green)-Charge



Conclusion

This is a very good battery, but there is no reason to use it, except if you need a lot of current.
The R version of the battery is slightly better.



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
Comparison to other LiIon batteries