K2 energy LFPIRF26650E-38A Cell 50 in box (Sold by the Box)

50 Per Pack
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Current price is: $140.00.Original price was: $150.00.
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Parameter Product specification
Typical Capacity 3800mAh(0.5C)
Minimum Capacity ≥3700mAh(0.5C)
Nominal Voltage 3.2V
 Energy Density 138Wh/kg
Cell AC Impedance (1KH) ≤20mΩ
Cell Weight (g) About 88g
Operation Voltage 2.0~3.65V
Standard Charge Model Cell is charged with constant current of 0.5C to 3.65 V, and the it is converted to 3.65V constant voltage charging until the charging current is less than 0.02C (76mA).
Standard Charge Current 1900mA
Max. Charge Current 3800mA
Parameter Product specification
Standard Discharge Current 1900mA
Max. Discharge Current
(Continuous)
5000mA
Max. Discharge Current (Long Pulse) 11400mA,60s
Max. Discharge Current (Short Pulse) 19000mA,10s
100%DOD cycle life ≥2000 cycles
80%DOD cycle life ≥3000 cycles
50%DOD cycle life ≥5000 cycles
Charge Operating Temperature 0℃~45℃
(Environment temperature)
Discharge Operating Temperature -20℃~60℃
(Environment temperature)
Storage Temperature -20℃~45℃

+0.5C/1C 100% DOD cycle curve

IFR26650-3800mAh

Discharge curve at different temperatures

IFR26650-3800mAh

Discharge capacity at different rates

IFR26650-3800mAh

Temperature rise curve of different rate discharge

IFR26650-3800mAh

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