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Rechargeable Lithium Batteries 18650 2800mAh 3.7V Cell For PC

Rechargeable Lithium Batteries 18650 2800mAh 3.7V Cell For PC

Brand Name:TAC OEM & ODM
Certification:MSDS REACH ROHS
Model Number:Li-Ion 18650 3.7V
Minimum Order Quantity:500 pcs for single cell , 50pack for battery packs
Delivery Time:7-10 days after order confirm for stock model
Payment Terms:100% prepaid before shipping out
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Location: Guangzhou China
Address: No.27 BOWANG Street ,Nan Cun Town, Panyu, Guangzhou, GD,China
Supplier`s last login times: within 30 hours
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Product Details

Rechargeable Lithium Batteries 18650 2600mAh 3.7V Cell For PC

Specification for Rechargeable Lithium Batteries 18650 2600mAh 3.7V Cell For PC

No.ItemsSpecifications/

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


0.2C520mA

Standard charge, charge time about 6h(Ref)


0.5C1300mA

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 1KHZ after 50% charge



Cell Electrical Characteristics

NoItemsTest Method and ConditionCriteria/
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



NOItemsUnits: mm
1diameter18.3±0.2
3Height65.3±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


Solution

if you need the battery pack for electric scooter ,normally need 450 Samsung 18650 3,7 v single cell


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

Different Voltage Battery Pack


China Rechargeable Lithium Batteries 18650 2800mAh 3.7V Cell For PC supplier

Rechargeable Lithium Batteries 18650 2800mAh 3.7V Cell For PC

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