Guang Zhou Sunland New Energy Technology Co., Ltd.
Guang Zhou Sunland New Energy Technology Co., Ltd. Your Personal Battery Expert! sales@tacbattery.com Mobile : 15813319221
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Rechargeable Lithium Batteries 18650 2600mAh 3.7V Cell For PC
| 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 1KHZ after 50% charge
| |
| 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% | |
| NO | Items | Units: mm |
| 1 | diameter | 18.3±0.2 |
| 3 | Height | 65.3±0. 2 |
normally 50 pcs in one inner box , and 8 box in one export paper carton
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
if you need the battery pack for electric scooter ,normally need 450 Samsung 18650 3,7 v single cell
Including of 2000 2200 2400 2500 2600 to meet your cost require
Cell with PCB and connector