The Samsung 30Q is a widely respected 18650-format lithium-ion battery known for its balance between capacity, discharge rate, and safety. Manufactured by Samsung SDI, this cell is commonly used in applications such as power tools, high-powered flashlights, power banks, and e-cigarettes.
Battery Specifications
Nominal Capacity: 3000mAh
Nominal Voltage: 3.6V
Maximum Voltage (Fully Charged): 4.2V
Discharge Cut-off Voltage: 2.5V
Continuous Discharge Rating (CDR): 15A
Peak Discharge Current: 30A
Internal Resistance: Approximately 22.15 milliohms
Dimensions: 18.33mm (diameter) × 64.85mm (height)
Weight: Approximately 43.8g
Chemistry: Nickel Cobalt Manganese (NCM)
Protection Circuit: None (unprotected cell)
Rechargeable: Yes