Test/review of nicjoy 18650 2600mAh (Green-brown)

HKJ

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[size=+3]nicjoy 18650 2600mAh (Green-brown)[/size]

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Official specifications:
  • Battery Capacity (FastTech Tested): 2600 mAh
  • Battery Capacity (Mfg Rated): 2600 mAh
  • Battery Chemistry: INR - LiNiCoMnO2
  • Battery Feature: Rechargeable
  • Battery Form Factor: INR 18650
  • Battery Maximum Voltage: 4.2±0.05 V
  • Battery Minimum Voltage: 2.75 V
  • Battery Rated Voltage: 3.7 V
  • Max. discharge current: 5.2A
  • Continuous discharge current: 1.3A

nicjoy%2018650%202600mAh%20(Green-brown)-info.png


This is a 2600mAh 18650 battery from a rewrapper.

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DSC_9845.jpg


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DSC_9850.jpg

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nicjoy%2018650%202600mAh%20(Green-brown)-Capacity.png


The discharge curves look good with close tracking and nearly constant capacity. The cell get too hot at 15A, not surprising with a cell rated for around 5A.

nicjoy%2018650%202600mAh%20(Green-brown)-Temp-7.0.png


nicjoy%2018650%202600mAh%20(Green-brown)-Temp-10.0.png


nicjoy%2018650%202600mAh%20(Green-brown)-Temp-15.0.png


The cell got to hot and I terminated the test.

nicjoy%2018650%202600mAh%20(Green-brown)-CapacityTimeHours.png


nicjoy%2018650%202600mAh%20(Green-brown)-CapacityTime.png


nicjoy%2018650%202600mAh%20(Green-brown)-Energy.png


nicjoy%2018650%202600mAh%20(Green-brown)-PowerLoadTime.png


nicjoy%2018650%202600mAh%20(Green-brown)-TripCurrent.png


nicjoy%2018650%202600mAh%20(Green-brown)-Charge.png




[size=+3]Conclusion[/size]

The battery has acceptable performance, but it is a fairly low capacity cell with fairly low maximum current.



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

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
 
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