Test/review of Ebat 18650 2500mAh E7-18P25 (Black) 2018

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Test/review of Ebat 18650 2500mAh E7-18P25 (Black) 2018

Ebat 18650 2500mAh E7-18P25 (Black) 2018
DSC_0575
Official specifications:


  • Typical capacity: 2500mAh
  • Minimum capacity: 2450mAh
  • Nominal voltage: 3.70V
  • AC impedance:
  • Discharge cut-off voltage: 2.5V
  • Charge voltage: 4.20V
  • Maximum charge voltage: 4.25V
  • Standard charge current: 1250mA with 50mA cut-off
  • Maximum charge current: 4000mA with 100mA cut-off
  • Maximum discharge current: 20A with 2.5V cut-off
  • Cycle life: 500 cycles to 80% with 1250mA charge/discharge to 3.0V.

Ebat%2018650%202500mAh%20E7-18P25%20(Black)%202018-info
This is a high current 18650 cell.
DSC_0573 DSC_0574
DSC_0576 DSC_0771
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Ebat%2018650%202500mAh%20E7-18P25%20(Black)%202018-Capacity
The discharge curves matches fine. The battery can handle up to 10A, but gets too hot at 30A
Ebat%2018650%202500mAh%20E7-18P25%20(Black)%202018-Temp-15.0
Ebat%2018650%202500mAh%20E7-18P25%20(Black)%202018-Temp-20.0
Ebat%2018650%202500mAh%20E7-18P25%20(Black)%202018-Temp-30.0
Ebat%2018650%202500mAh%20E7-18P25%20(Black)%202018-CapacityTimeHours
Ebat%2018650%202500mAh%20E7-18P25%20(Black)%202018-CapacityTime
Ebat%2018650%202500mAh%20E7-18P25%20(Black)%202018-Energy
Ebat%2018650%202500mAh%20E7-18P25%20(Black)%202018-PowerLoadTime
Ebat%2018650%202500mAh%20E7-18P25%20(Black)%202018-TripCurrent
Ebat%2018650%202500mAh%20E7-18P25%20(Black)%202018-Charge
Conclusion
The battery looks like good quality, it gets warm at high current, but can handle up to 20A.
Notes and links
The batteries was supplied by Ebat 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

My website with reviews of many chargers and batteries (More than 1000): https://lygte-info.dk/