Xtar 18650 2600mAh (Black)

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Official specifications:
Xtar%2018650%202600mAh%20(Black)-info

A new 2600mAh battery from Xtar, this time it is called 18650, instead of 18700. This does not mean it is 5 mm shorter, it is only about about 1 mm shorter.

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Xtar%2018650%202600mAh%20(Black)-Capacity

This is very nice discharge curves with good tracking and full capacity at any current.

Xtar%2018650%202600mAh%20(Black)-CapacityTimeHours

Xtar%2018650%202600mAh%20(Black)-CapacityTime

Xtar%2018650%202600mAh%20(Black)-Energy

Xtar%2018650%202600mAh%20(Black)-PowerLoadTime

Xtar%2018650%202600mAh%20(Black)-TripCurrent

The current limit is just above 6A. Remember that it will be lower with continuous load.

Xtar%2018650%202600mAh%20(Black)-Charge



Conclusion

It looks like a very good battery.



Notes and links

The batteries was supplied by Xtar 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