Details
Headway 40146L 3.2V 20Ah lithium ion battery cells suitable for household appliances, consumer electronics, electric bicycles/scooters, electric vehicles, electric wheelchairs, power systems, solar energy storage systems.
Description
Specifications
Parameter |
Specification |
Nominal Capacity |
20Ah@0.2C |
Minimum Capacity |
19.5Ah@0.2C |
Nominal Voltage |
3.2V |
Max Charging Voltage |
3.65±0.05 V |
Discharge Ending Voltage |
2.5±0.05 V |
Charge Current |
Standard charge: 0.5℃ Max charge:2C when T≥10℃ Max charge:1C when 10℃≥T≥0℃ Max charge:0.1C when 0℃≥T≥-10℃ |
Discharge Current |
Standard discharge:1C Max discharge:3C Max instant discharge:6C |
Recommended Charge and Discharge Cell Surface Temperature |
Charge:0~45℃ Discharge:-20~60℃ |
Maximum Allowable Charge and Discharge Cell Surface Temperature. Charging and Discharging at these Conditions Will Shorten Cell Cycle Life. |
Charge:60℃ Discharge:75℃ |
Humidity Range |
0~90%RH(none condensing) |
Internal Resistance |
≤4mOhm(AC Impedance, 1000HZ) |
Cell Dimension |
Height:146mm Max Diameter:41mm Max |
Weight |
445±10 g |
Parameter |
Specification |
|
Discharge Rate Capability |
discharge capacity at 1C |
≥19.2Ah |
discharge capacity at 3C |
≥18.6Ah |
|
discharge capacity at 5C |
≥18Ah |
|
Cycle Life |
discharge capacity of 3000 the cycle @ 100% DOD |
≥16Ah |
High-Low Temperature Discharge Performance (0.5C Discharge) |
discharge capacity at -10℃ |
≥16Ah |
discharge capacity at 0℃ |
≥15Ah |
|
discharge capacity at 60℃ |
≥19.4Ah |
|
Storage Performance |
residual capacity after 28d storage |
≥19.2Ah |
recover capacity after 28d storage |
≥19.6Ah |