Test/review of Ebat 26650 5000mAh E7-26P50 (Black)

1 post / 0 new
HKJ
HKJ's picture
Offline
Last seen: 48 min 28 sec ago
Joined: 05/24/2011 - 12:23
Posts: 5512
Location: Copenhagen, Denmark
Test/review of Ebat 26650 5000mAh E7-26P50 (Black)

Ebat 26650 5000mAh E7-26P50 (Black)

DSC_0023

Official specifications:


  • Model: IMR26650 5000mah
  • Normal voltage: 3.7V
  • Normal capacity: 5000mah
  • Charging voltage: 4.2V ± 0.5V   Oops, a missing zero, must be 0.05V
  • Discharging cut-off voltage: 2.5V
  • Max. Pulse Discharge Rate: 50A
  • Rechargeable: Yes
  • Size: 26±2mm Dia 65±1mm Length
  • Cycle life: > 500 times
  • Warranty: 12 months
  • Operation Temperature Range: Charge(0~45°C ) Discharge(-10~60°C )

Ebat%2026650%205000mAh%20E7-26P50%20(Black)-info

A fairly high capacity and fairly high current, this looks interesting.

DSC_0022

DSC_0024DSC_0025

DSC_0026
DSC_0027
DSC_0028

Ebat%2026650%205000mAh%20E7-26P50%20(Black)-Capacity

Discharge curve looks good, they tracks fairly well and capacity is nearly constant up to 15A.

Ebat%2026650%205000mAh%20E7-26P50%20(Black)-Temp-15.0

Ebat%2026650%205000mAh%20E7-26P50%20(Black)-Temp-20.0

Ebat%2026650%205000mAh%20E7-26P50%20(Black)-Temp-30.0

Ebat%2026650%205000mAh%20E7-26P50%20(Black)-CapacityTimeHours

Ebat%2026650%205000mAh%20E7-26P50%20(Black)-CapacityTime

Ebat%2026650%205000mAh%20E7-26P50%20(Black)-Energy

Ebat%2026650%205000mAh%20E7-26P50%20(Black)-PowerLoadTime

Ebat%2026650%205000mAh%20E7-26P50%20(Black)-TripCurrent

Ebat%2026650%205000mAh%20E7-26P50%20(Black)-Charge



Conclusion

The cell looks good. This makes the cell is one of the top performers for 26650 at the current time.



Notes and links

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): http://lygte-info.dk/