4pcs. A123 26650 Lifepo4 Cells 50C Max

Cell Type: Cylindrical 26650
Chemistry: Lithium Iron Phosphate (LiFePO₄)

Nominal Voltage: 3.2 V
Nominal Capacity: 2.5 Ah (2500 mAh)
Nominal Energy: ~8 Wh

Standard Charge Current: 1C (2.5 A)
Max Continuous Discharge: up to 20C (50 A)
Peak Discharge (Pulse): up to 30C (short duration)

Charge Voltage (Max): 3.6 – 3.65 V
Discharge Cut-off Voltage: 2.0 V

Internal Resistance: ≤ 6 mΩ (typical)

Operating Temperature:
• Charging: 0°C to 45°C
• Discharging: -30°C to 60°C
• Storage: -20°C to 60°C

Cycle Life:
• ≥ 2000 cycles @ 1C
• End-of-life: 80% remaining capacity

Dimensions:
• Diameter: 26 mm
• Height: 65 mm

Weight: ~76 g

Safety Features:
• LiFePO₄ chemistry (high thermal stability)
• Pressure relief vent