Vapcell INR21700 5000mAh P50 (Red) 2021
%202021/DSC_4610.jpg)
Official specifications:
- Model: P50
- Size: 21.3*70.7mm
- Typical Capacity: 5000mAh (0.2C discharge)
- Min capacity: 4900mAh (0.2C discharge)
- Nominal voltage: 3.60V
- Max Continuous Discharge Current: 15A
- Max Discharge Current: 25A
- End-of-charge voltage: 4.20V
- End-of-discharge Voltage: 2.5V
- Weight: 72g ( Appr)
- Internal resistance: 15mOhm ( Appr) AC 1kHz
- Standard Charge: 2000mA,CCCV 100mA cut-off
- Quick Charge Current: 4000mA
%202021/Vapcell%20INR21700%205000mAh%20P50%20(Red)%202021-info.png)
This is a high capacity 21700 cell.
%202021/DSC_4608.jpg)
%202021/DSC_4609.jpg)
%202021/DSC_4611.jpg)
%202021/DSC_4612.jpg)
%202021/DSC_4613.jpg)
%202021/DSC_4614.jpg)
%202021/DSC_4615.jpg)
%202021/Vapcell%20INR21700%205000mAh%20P50%20(Red)%202021-Capacity.png)
The two cells tracks very nicely and the cell can deliver rated current.
%202021/Vapcell%20INR21700%205000mAh%20P50%20(Red)%202021-Temp-15.0.png)
%202021/Vapcell%20INR21700%205000mAh%20P50%20(Red)%202021-Temp-20.0.png)
%202021/Vapcell%20INR21700%205000mAh%20P50%20(Red)%202021-Temp-30.0.png)
%202021/Vapcell%20INR21700%205000mAh%20P50%20(Red)%202021-CapacityTimeHours.png)
%202021/Vapcell%20INR21700%205000mAh%20P50%20(Red)%202021-CapacityTime.png)
%202021/Vapcell%20INR21700%205000mAh%20P50%20(Red)%202021-Energy.png)
%202021/Vapcell%20INR21700%205000mAh%20P50%20(Red)%202021-PowerLoadTime.png)
%202021/Vapcell%20INR21700%205000mAh%20P50%20(Red)%202021-TripCurrent.png)
%202021/Vapcell%20INR21700%205000mAh%20P50%20(Red)%202021-Charge.png)
Conclusion
This is a good high capacity 21700 cell with a decent output current.
Notes and links
The batteries was supplied by Vapcell 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