Test/review of Vappower INR20700 3000mAh (Green)

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HKJ
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Test/review of Vappower INR20700 3000mAh (Green)

Vappower INR20700 3000mAh (Green)
DSC_5216
Official specifications:


  • Nominal Voltage: 3.6v
  • Charging Voltage: 4.2v
  • Standard Charging: CC-CV, 1.25A, 4.2V±0.05, 50mA cut-off
  • Rapid Charging: CC-CV, 4A, 4.2V±0.05, 100mA cut-off
  • Capacity:3000mAh
  • Energy Density: Nom.240Wh/kg
  • Max. discharge current: 30A
  • Max. pulse discharge: 50A
  • Discharge cut-off voltage: 2.5V
  • Internal resistance:Max.20mOhm
  • Cell weight: 47G

Vappower%20INR20700%203000mAh%20(Green)-info
A high current 20700 battery.
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DSC_5217 DSC_5218
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Vappower%20INR20700%203000mAh%20(Green)-Capacity
The discharge curves tracks fine and the cell has nearly constant capacity.
Vappower%20INR20700%203000mAh%20(Green)-Temp-20.0
The cell gets fairly warm at 20A
Vappower%20INR20700%203000mAh%20(Green)-Temp-30.0
And I had to stop the discharge at 30A
Vappower%20INR20700%203000mAh%20(Green)-CapacityTimeHours
Vappower%20INR20700%203000mAh%20(Green)-CapacityTime
Vappower%20INR20700%203000mAh%20(Green)-Energy
Vappower%20INR20700%203000mAh%20(Green)-PowerLoadTime
Vappower%20INR20700%203000mAh%20(Green)-TripCurrent
Vappower%20INR20700%203000mAh%20(Green)-Charge
Conclusion
This battery can deliver a lot of current with a good capacity, performance is about the same as the best 18650.
Notes and links
The battery was supplied by Vappower 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/