China Manufacturer Li-ion 18650 7.4V 2200mAh 2S1P 18650 Lithium Ion battery pack

 

China Manufacturer Li-ion 18650 7.4V 2200mAh 2S1P 18650 Lithium Ion battery pack

 

Battery specification:

 

No.	Items	Specifications		Remark
1	Nominal Capacity	2200mAh		0.2C Standard discharge
3	Nominal Voltage	7.4V
4	Discharge end voltage	6.0V
5	Charge Voltage	8.4V±0.03V		By standard charge method
6	Standard charging method	0.2C constant current,8.4V constant voltage charge to 8.4V,continue charging till current decline to≤0.01C
7	Charge current	0.2C	440mA	Standard charge
		0.5C	1100mA	Rapid Charge
8	Standard discharging	0.2C constant current discharge to 6.0V
9	Cell Internal Impedance	≤50mΩ		Internal resistance measured at AC 1KHZafter 50% charge
10	Maximum charge current	1C	2200mA	continuous charge
11	Maximum discharge current	2C	4400mA
12	Operation Temperature and relative humidity Range	Discharge	-20~60℃ 60±25%R.H.	Charge at a very low temperature such as blew 0℃,will be get a lower capacity and reduce cycle life of the battery
		Charge	0~45℃ 60±25%R.H.
13	Storage temperature for a long time	‘-10~45℃ 60±25%R.H.		Do not storage exceed half year. Must charge once when storage for half year. must charge the battery with protect circuit when storage for three months.

 

Battery picture:

 

 

The typical application fields of icr18650 2s1p 7.4v 2200mah li ion battery pack

 

The series of 7.4V lithium ion batteries can be widely used in:

Wireless speakers, POS machines, flashlights, communication equipments, payment terminals, heated clothes, medical Analytical instruments, medical electric bone drill, engineering test machine, Data receiving apparatus, portable speaker products, industrial computer, etc.