Product Information

Core Parameters

Model: 26650 (IFR26650-3200)

Nominal Capacity: 3200mAh (0.2C standard discharge), minimum capacity 3100mAh
Nominal Voltage: 3.2V (operating voltage); charging voltage 3.65V±0.03V
Charging Current: Standard 0.2C (640mA, approx. 6.5h); Fast 0.5C (1600mA, approx. 3h); Maximum 1C (3200mA, continuous charging)
Discharging Current: Standard 0.2C (constant current down to 2.0V); Maximum 3C (9600mA, continuous discharging); Pulsed maximum 5C (16000mA, T≤2s)
AC Internal Resistance: ≤20mΩ (excluding PTC, measured at 50% SOC, 1KHz AC)
Weight: 82.0±2.0g

Dimensions: Diameter 26.2±0.2mm, Height 65.2±0.3mm

Key Performance
Cycle Life: Capacity ≥ 80% of initial capacity after 3000 cycles
Operating Temperature & Humidity: Charging 0~45℃; Discharging -20~60℃ (humidity 60±25% R.H. for both)
Storage Requirements: -20~60℃ (humidity 60±25% R.H.); Recharge every 6 months for long-term storage
Safety Performance: Passed free drop, crush, short-circuit, thermal shock and other tests, with no risk of explosion, ignition or leakage

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