18650 Battery 3.7V 3000mAh

  • Efficient High-Speed Charging – Supports stable 6A continuous input for quick energy boost.
  • Extended Lifespan – Maintains over 80% capacity after 300 cycles at 4A charge and 15A discharge, ensuring long-term reliability.
  • High Power Output – Delivers a consistent 20A discharge rate to meet demanding power needs.
  • Ideal Applications – Designed for use in power tools, automated guided vehicles (AGVs), and other heavy-duty equipment.

Specifications

Item Specification
Model INR18650-30P
Normal Capacity 3000mAh @0.2C
Minimum Capacity 2900mAh @0.2C (Discharge the cell from 4.2V to 2.5V by 0.2C current)
Internal Resistance ≤20mΩ (ACIR)
Normal Voltage 3.6V
Charge Voltage 4.2V
Discharge Ending Voltage 2.5V
Standard Charging Current 0.5C
Max Charge Current (Continuous) 6A
Standard Discharge Current 0.2C
Max Discharge Current (Continuous) 10A (Without 80℃ Temperatures Cut)
20A (With 80℃ Temperatures Cut)
Cell Dimension D:18.25 mm±0.20 mm
H: 64.95 mm±0.20 mm
Weight ≤45g
Operating Temperature (Surface Temperature) Charge: 0 to 60°C / Discharge: -20 to 80°C
Storage Temperature 1 year: -20~25℃ ≤70%RH
3 months: -20~45℃ ≤70%RH
1 month: -20~60℃ ≤70%RH

Temperature Dependence of Discharge Capacity

The capacity comparison under different temperatures was tested: After standard charging, the battery was discharged at a constant current of 10A until the cut-off voltage of 2.5V. The obtained capacity data are shown below.

Discharge Temperature
Charge Temperature -10℃ 0℃ 25℃ 60℃
Relative Capacity ≥75% ≥85% 100% ≥95%

Discharge Rate Capabilities

Discharge capacities of the cell at 25°C after standard charging, obtained by discharging to 2.5V with varying currents as specified in the table below:

Current 0.5C 10A 15A 20A 25A 30A
Relative Capacity 100% ≥95% ≥95% ≥90% ≥85% ≥50%

Get a Quote Today

We will contact you within 1 working day. Please pay attention to the email with the suffix @tenmaxpower.com”