Rechargeable Lithium Batteries 18650

Rechargeable Lithium Batteries 18650 2600mAh 3.7V Cell For PC Specification Cell Electrical characteristics Application For Rechargeable Lithium Batteries 18650 2600mAh 3.7V Cell For PC solar power bank , portable GSP Audio visual equipment Cellular phones flash light Notebook PC's ,...

Product Details


Rechargeable Lithium Batteries 18650 2600mAh 3.7V Cell For PC

Specification

No.

Items

Specifications/

Remark

 

1

Nominal Capacity

 

2600mAh

0.2C Standard discharge

 

2

Minimum Capacity

 

2520mAh

3

Nominal Voltage

 

3.7V

Mean Operation Voltage

 

4

Delivery voltage

 

3.80~3.9V

Within 10 days from Factory

 

5

Charge Voltage

 

4.2V±0.03V

By standard charge method

 

6

Standard charging method

 

0.2C constant current,4.2V constant voltage charge to 4.2V,continue charging till current decline to ≤0.01C

 

7

Charge current

 

0.2C

520mA

Standard charge, charge time about 6h(Ref)

 

0.5C

1300mA

Rapid Charge, charge time about: 3h(Ref)

 

8

Standard discharging method

 

0.2C constant current discharge to3.0V,

 

9

Cell Internal Impedance

 

≤50mΩ

Internal resistance measured at AC 1KHafter 50% charge

 

 

 

 

Cell Electrical characteristics

No

Items

Test Method and Condition

Criteria/

1

Rated Capacity at 0.2C(Min.)

 

After standard charge, the capacity shall be measured on 0.2C discharge till the voltage discharge to3.0V,

 

≥2522mAh

≥100%

Rated Capacity at 0.5C(Min.)

 

After standard charge, the capacity shall be measured on 0.5C discharge till the voltage discharge to 3.0V,

 

≥2471mAh

≥98%

Rated Capacity at 1C(Min.)

 

After standard charge, the capacity shall be measured on 1C discharge till the voltage discharge to 3.0V,

 

≥2421mAh

≥96%

2

Cycle Life

 

Charging and discharging battery as blew conditions

0.2C standard charge to 4.2V end-off

0.2C standard discharge to 3.0V cut-off

Continuous charge and discharge for 300 cycles ,the capacity will be measure after the200th cycle

 

≥80% of initial capacity

3

Capacity retention

 

The battery to be charge in accordance with standard charge condition at 20~25℃,then storage the battery at an ambient temperature 20~25℃ for 28 days.

Measure the capacity after 30 days with 0.2C at 20~25℃ as retention capacity

 

Retention capacity

 

≥85%

 

Application For Rechargeable Lithium Batteries 18650 2600mAh 3.7V Cell For PC

 

  1. solar power bank , portable GSP 
  2. Audio visual equipment 
  3. Cellular phones
  4. flash light 
  5. Notebook PC's , 
  6. PDA's and handy terminals
  7. Communication devices 
  8. Electronic instruments

 

The Engineering  Drawing For Cell

 

 

NO

Items

Units: mm

1

diameter

18.3±0.2

3

Height

65.3±0. 2

 

 

Package design 

 

 normally 50 pcs in one inner box , and 8 box in one export paper carton

 

 

 

Delivery date 

 

7-10 days after the customer confirm arrange the payment 

This is normal model , we have stock for it continue

the cargo will shipped out by air ocean or express with your quantity and require 

 

 

 

 

TAC have various capacity for  18650 Product

Including of  2000  2200  2400 2500 2600  to meet your cost require 

 

 

 

 

Tac Battery Support Various 18650 Lithium-ion  Battery Pack 

 Cell with PCB and connector 

 

 

 

SUNLAND is one of the leading manufacturers and suppliers of rechargeable lithium batteries 18650 in China. Under strict quality control system, our quality energy storage products made in our own professional factory must be your best choice.
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