1850mAh 3.7V Li-polymer Battery 505575-2S with 2200mAh

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Model:KPL505575-2S 2200mAh 7.4V
Certification:FCC,RoHS, SGS
Minimum Order:1000pcs
Brief Description:1.505575-2S with 2200mAh 7.4V 2.Size:5.2*55.5*76.5mm 3.more than 1000 times cycle 4.1 year warranty

Wondar Liu

  • Product Details

Basic Specification

Detail Description


POS Terminal battery 5055752S 2200mAh 7.4V


1. General:

Battery with safety circuit and wires

Cell: KPL505575

PCM: G3J (Kayo)

NTC: 10 k Ohm

ID: fuel gauge DS2781E

Configuration: 2S

Weight: approx. 49g

2. Electrical Specification:


Nominal Voltage: 7.4V

Rated Capacity: 2100 mAh min, 2200 mAh typical


Watt-hour rating: 11 Wh

Charging Method: Constant Current + Constant Voltage

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

Max. Continuous Charge Current: 2100 mA

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

Max. Continuous Discharge Current: 2100 mA

Rec. Discharge cut off: 3V

Exp. Cycle Life: 400 cycles above 80% 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)

 Thermal fuse: 70 degree centigrade 

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 battery parts are RoHS-Compliant, UL, CE, FCC, ISO 9001. 


423040 400mAh 3.7VPB060085


Use Attentions:

To ensure proper use of the battery please read the manual carefully before using it.

9.1 Handling:

9.1.1 Do not expose to, dispose of the battery in fire.

9.1.2 Do not put the battery in a charger or equipment with wrong terminals connected.

9.1.3 Avoid shorting the battery

9.1.4 Avoid excessive physical shock or vibration.

9.1.5 Do not disassemble or deform the battery.

9.1.6 Do not immerse in water.

9.1.7 Do not use the battery mixed with other different make, type, or model batteries.

9.1.8 Keep out of the reach of children.


Additional Information

Payment TermsT/T, L/C
Minimum Order1000pcs
Lead Time / Delivery Time15 Day(s)
Sample AvailableYES Ask For Sample
FOB PortHong Kong
Loading InfoDispatch by air or courier, UPS, DHL, FedEX; or by sea
Packing InfoStandard Export Package:plastic tray, carton, less than 10kg/ctn
Target Market(s)Hong Kong/ Macao/ Taiwan, Japan & Korea, Latin America, Mainland China, Middle East, North America, Northern Europe, Southeast Asia, Western & Southern Europe

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