Test/review of E-Stream ES18650-29MP 2900mAh (Green) 2021

HKJ

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[size=+3]E-Stream ES18650-29MP 2900mAh (Green) 2021[/size]

DSC_4634.jpg

Official specifications:
  • Capacity Nominal: 2900mAh
  • Capacity Minimum: 2750mAh
  • Nominal Voltage: 3.7V
  • Discharge cut-off voltage: 2.75
  • Maximum charge voltage: 4.2V
  • Intern impedance: <=28mOhm
  • Standard charge current: 1.425A
  • Standard charge cut-off current: 142.5mA
  • Maximum continuous charge current: 2.9A
  • Maximum pulse charge (<2s): 5.7A
  • Standard discharge current: 2.85A
  • Maximum continuous discharge current: 10A (With 60°C cut-off)
  • Maximum pulse (<1s) discharge current: 15A (With 60°C cut-off)
  • Cycle life: 1000 cycles to 80%
eam%20ES18650-29MP%202900mAh%20(Green)%202021-info.png
A 2900mAh LiIon battery with moderate current rating.

DSC_4633.jpg

DSC_4635.jpg DSC_4636.jpg

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DSC_4638.jpg

20ES18650-29MP%202900mAh%20(Green)%202021-Capacity.png

The two cells is fairly well matched and the cells can deliver the rated 10A

20ES18650-29MP%202900mAh%20(Green)%202021-Temp-7.0.png

0ES18650-29MP%202900mAh%20(Green)%202021-Temp-10.0.png

0ES18650-29MP%202900mAh%20(Green)%202021-Temp-15.0.png

-29MP%202900mAh%20(Green)%202021-CapacityTimeHours.png

18650-29MP%202900mAh%20(Green)%202021-CapacityTime.png

m%20ES18650-29MP%202900mAh%20(Green)%202021-Energy.png

8650-29MP%202900mAh%20(Green)%202021-PowerLoadTime.png

S18650-29MP%202900mAh%20(Green)%202021-TripCurrent.png

m%20ES18650-29MP%202900mAh%20(Green)%202021-Charge.png

900mAh%20%28Green%29%202021-pulse-1.0%2010%2010-IR.png



[size=+3]Conclusion[/size]

The batteries looks fine, they do not set any records in either capacity or current, but are more average.



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

The batteries was supplied by E-Stream 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
Graphical comparison to 18650 and other batteries
Table with all tested LiIon batteries
 
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