Classic Case

E&J UL KC PSE CE lipolymer battery pack 3.7V 2200mAh for Rotary Axis Calibrator


E&J produced 3.7V 2200mAh lipolymer battery pack with plastic housing and build in PCM(protect circuit module) to control the battery safety(not over-charged, not over-discharged, etc..) , and this E&J lipolymer battery was certified by CE, C-tick, PSE, KC(KTC62133),, UL, UN38.3, Passed RoHs and Reach  testing, MSDS and air/sea shipping documents are all available.


E&J 3.7V 2200mAh battery pack work good replacement for VARTA Easypack, and compatible with the wireless XR20-W Rotary Axis Calibrator.


Battery with safety circuit and plastic housing

PCM: Yes

NTC: 10 kΩ ±3%; B-Value 3435K ±3%

ID: 24 kΩ ±1%

Configuration: 2P

Weight: appr. 48g


Electrical Specification

Rated Capacity: 2200mAh min., 2260mAh typical

Nominal Voltage: 3.7V

Watt-Hour Rating: 8.14Wh

Charging Method: Constant Current + Constant Voltage

Max. Charge Voltage [V]: 4.20(±50mV)

Max. Continuous Charge Current: 1080mA

Rec. Charge Cut Off: by current 50mA or timer 4h

Max. Continuous Discharge Current: 2000mA

Rec. Discharge Cut Off: 3V

Internal Impedance: approx. 110mΩ

Exp. Cycle Life: >500 cycles >70% of initial cap. (0.5C/0.5C)

Cell Protection

Overcharge Detection: 4.3 ± 0.02V

(0.8 to 1.2sec. delay, resume 4.1V ± 0.03V)

Overdischarge Detection: 2.40V ± 0.035V

(76.8 to 115msec. delay, release Remove load & charging current)

Overcurrent Detection: 3.2A to 5.2A (9.6 to 14.4msec. delay)


Ambient Conditions

Temperature Range

Charge: 0 to +45°C

Discharge: -20 to +60°C

Storage: Less than 1 month at at -20 to +45°C

Less than 6 months at -20°C to +35°C

Humidity: 65 ± 20%RH


Environmental and Safety

Please follow E&J Handling and Safety Precautions

for LiIon & LiPolymer.

The E&J Lipo cell is approved according UL1642.,KC62133, PSE, CE,C-tick, etc..

This battery meets the requirements of Battery Directives and

the battery parts are RoHS&Reach-Compliant.