18650 li-ion Battery Pack 7.4V, 1800mAh 7.4V Lithium Lon Battery 18650

Lithium Ion Battery Pack with 1800mAh Nominal Capacity 

Model Number:Li-ion ICR 18650-2S 

1. General:

Battery with safety circuit and wires

Cell: ICR 18650-2S

PCM: G3J (Kayo)

ID: fuel gauge DS2781E

Configuration: 2S

Weight: approx. 90g 

2. Electrical Specification:

Nominal Voltage: 7.4V

Rated Capacity: 1750 mAh min, 1800 mAh typical

Watt-hour rating: 11 Wh

Charging Method: Constant Current + Constant Voltage

Max. Charge Voltage [V]: 4.20 (+/- 50mV)

Max. Continuous Charge Current: 1800 mA

Rec. Charge cut off: by current 26mA or timer 2.5h

Max. Continuous Discharge Current: 1800 mA

Rec. Discharge cut off: 3V

Exp. Cycle Life: 400 cycles above 85% of initial cap.(1C @ 20 degree centigrade)

Cell protection

Overcharge Detection: 4.35+/-0.025V

(0.5 to 1.5 sec. delay, resume 4.15+/-0.05V or @discharging current)

Overdischarge Detection: 2.30+/-0.05V

(0.1 to 0.2 sec. delay, resume 2.90+/-0.1V)

Overcurrent Detection: 5.5A to 7.5A (5 to 30msec. delay @discharge) 

3. Ambient Conditions

Temperature Range

- Charge: 0 to +45 degree centigrade

- Discharge: -20 to +60 degree centigrade

- Charge Retention/Storage [%]: 1 year at -20 to +25 degree centigrade

                                                     3 month at -20 to +45 degree centigrade

Humidity: 65+/- 20% RH 

4. Environmental and Safety

The cell is approved according UL 1642.

This battery meets the requirements of Battery Directives and the RoHS, CE, FCC, ISO 9002 certificate. 

5. Package

Package: 130 Pcs Per Carton

Parton dimension: 440*415*180mm (L*W*H)

Gross Weight:8.6Kg/Carton