BAK N18650COP 18650 2500mAh 30A Battery

This cell sits in the high-power side of the 18650 category. Compared with higher-capacity energy cells, the N18650COP trades runtime for stronger current delivery and lower relative voltage sag under heavy load. That makes it useful for compact tools, mobility packs, robotics, lighting, and custom assemblies that demand a true 30A-class 18650 format.

In practical design terms, the N18650COP is best viewed as a power-focused cylindrical cell rather than a maximum-runtime cell. Its useful selection advantage appears when the design objective is peak current capability, lower pack parallel count, or better high-load behavior

Brand/Model BAK/N18650COP
Cell Type 18650 cylindrical lithium-ion rechargeable cell
Nominal Capacity 2500mAh
Minimum Capacity 2400mAh
Nominal Voltage 3.6V
Charge Cut-Off Voltage 4.20V
Discharge Cut-Off Voltage 2.50V
Standard Charge Method 1.25A CC/CV to 4.2V, terminate at 100mA
Max Continuous Charge 6A at 25°C
Max Continuous Discharge 30A at 25°C
Charge Temperature 0°C to 55°C Recommended recharge release ≤45°C
Discharge Temperature -20°C to 75°C Recommended re-discharge release ≤50°C
Internal Resistance ≤16mΩ AC impedance at 1000Hz
Dimensions 18.55mm max diameter × 65.10mm max length (with tube)
Weight ≤48g
Protection No - unprotected bare cell