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18650

3C discharge 18650 2500mAh lithium Cell

3C discharge 18650 2500mAh lithium Cell
3C discharge 18650 2500mAh lithium Cell

3C discharge 18650 2500mAh lithium Cell

Inquire Now Description

Description

What is an 18650 Battery?


The 18650 battery is a lithium-ion rechargeable battery originally developed by Sony Corporation in Japan. The name "18650" refers to the battery's dimensions: 18mm in diameter and 65mm in length, with the "0" indicating that it is a cylindrical cell. Due to its excellent performance and versatility, the 18650 battery has become one of the most widely used types in the battery industry today.

  1. Main Features


  • High Energy Density: 18650 batteries offer a high energy density, allowing them to store a large amount of energy in a relatively small size.


  • Long Lifespan: With proper usage and maintenance, 18650 batteries have an extended cycle life, supporting numerous charge and discharge cycles.


  • S

  • afety: With advancements in technology, the safety features of 18650 batteries have greatly improved. These include overcharge protection,

  • over-discharge protection, and short-circuit protection.


  • Wide Applications: Thanks to their superior performance, 18650 batteries are commonly used in a variety of electronic devices, such as flashlights, laptops, and electric vehicles


  • Voltage: The nominal voltage of an 18650 lithium-ion battery is typically 3.7V, and it can reach up to 4.2V when fully charged.


  • Capacity: The capacity of a standard 18650 lithium battery ranges from approximately 1500mAh to 3500mAh, depending on the brand and model.


  • Charging Time: 18650 lithium batteries generally require 2 to 3 hours to fully charge, depending on the charger’s power output and the battery’s capacity.



Specifications / 规格Remark / 备注

1Nominal Capacity2500mAhStandard discharging method
2Minimum Capacity2490mAh-
3Nominal Voltage3.7VMean Operation Voltage
4Delivery voltage3.6 - 3.7VWithin 10 days from Factory
5Charge Voltage4.2V ± 0.03VBy standard charge method
6Standard charging method0.5C constant current, 4.2V constant voltage charge to 4.2V, continue charging till current decline to ≤0.01C, time about 3h(Ref)
0.5C = 1250mA		Standard charge, charge time about 3h (供参考)
7Charge current1.0C = 2500mA (Rapid Charge, charge time about: 1.5h(Ref))Rapid Charge, charge time about: 1.5h(Ref)
8Standard discharging method0.5C constant current discharge to 2.75V-
9Cell Internal Impedance≤30mΩ(不含 PTC)Interal resistance measured at AC 1KHz after 50% charge
10Weight46 ± 2g-






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TEL: 86-18664968482

E-mail: info@eastarco.com sales6@eastarbattery.com

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3C discharge 18650 2500mAh lithium Cell

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