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Test/review of LiitoKala INR26650-50A 5000mAh (Black) - Druckversion

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Test/review of LiitoKala INR26650-50A 5000mAh (Black) - DIYAKKU - 06-10-2022

[Bild: DSC_1560.jpg]

Official specifications:
  • Nominal Capacity: 5000mah(4900-5000mah)
  • Nominal Voltage: 3.7V
  • Weight: 95g±1g
  • Rechargeable Battery: Yes
  • Rechargeable Times: Up to 500 times
  • internal resistance:
  • Limited Charge Voltage: 4.2v
  • Working Voltage: 2.75-4.2V
  • Size: 65.5mm x 26.5mm (Diameter)
  • Place of Origin: China HongKong


[Bild: LiitoKala%20INR26650-50A%205000mAh%20(Black)-info.png]
LiitoKala has updated the wrapper for their battery, is the battery inside still the same?
[Bild: DSC_1559.jpg]
[Bild: DSC_1561.jpg] [Bild: DSC_1562.jpg]
[Bild: DSC_1563.jpg]
[Bild: DSC_1564.jpg]
[Bild: LiitoKala%20INR26650-50A%205000mAh%20(Bl...pacity.png]
Performance looks good up to 15A-20A
[Bild: LiitoKala%20INR26650-50A%205000mAh%20(Bl...p-15.0.png]
[Bild: LiitoKala%20INR26650-50A%205000mAh%20(Bl...p-20.0.png]
[Bild: LiitoKala%20INR26650-50A%205000mAh%20(Bl...p-30.0.png]
The cell got very hot at 30A, this is too much for continuous discharge.
[Bild: LiitoKala%20INR26650-50A%205000mAh%20(Bl...eHours.png]
[Bild: LiitoKala%20INR26650-50A%205000mAh%20(Bl...tyTime.png]
[Bild: LiitoKala%20INR26650-50A%205000mAh%20(Black)-Energy.png]
[Bild: LiitoKala%20INR26650-50A%205000mAh%20(Bl...adTime.png]
[Bild: LiitoKala%20INR26650-50A%205000mAh%20(Bl...urrent.png]
[Bild: LiitoKala%20INR26650-50A%205000mAh%20(Black)-Charge.png]
Conclusion
The performance is slightly below the old version, but it is still a very good performance.
Notes and links
Old LiitoKala INR26650-50A 5000mAh (Cyan)(link is external)
How is the test done and how to read the charts(link is external)
How is a protected LiIon battery constructed(link is external)
More about button top and flat top batteries(link is external)
Compare to 18650 and other batteries(link is external)