Shenzhen Uneme Technology Co.,Ltd
                                                                                                           
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High Capacity 18650 Battery 3800mAh 4000mAh 3.6V Cylindrical Lithium-ion Rechargeable Cell

Price Negotiable
Price: 1.5-2.8USD/PCS
MOQ: 100PCS
Delivery Time: 3-25 days
Brand: UNEMETECH/FEB
Product Description

 
High Capacity 18650 Battery 3800mAh 4000mAh 3.6V Cylindrical Lithium-ion Rechargeable Cell
 
18650 3800mAh Description

The 18650 battery with a capacity of 3800mAh and a nominal voltage of 3.6V is a cylindrical lithium-ion rechargeable cell. This battery offers high energy density, making it suitable for a wide range of applications, including laptops, flashlights, and electric vehicles. With its robust construction, it provides reliable performance and a long cycle life, ensuring consistent power delivery and efficiency in various devices.

 

18650 3800mAh Nominal Specifications

Nominal Capacity 3800mAh (0.5C charge, 0.2C discharge)
Minimum Capacity 3650mAh(0.5C charge, 0.2C discharge)
Energy Density 291Wh/Kg
Nominal Voltage 3.6V
Charging Voltage 4.2V
Energy Density 291Wh/Kg
Standard Charging Current 0.5C (1900mA)
Charging Cut-off Current ≥0.02C (76mA)
Standard Discharging Current 1.0C (3800mA)
Discharge Cut-off Voltage 2.5V
Max Charge Current

1C (3800mA)             45°C >T≥15°C

0.5C (1900mA)          15°C >T≥5°C
0.1C (380mA)            5°C >T≥0°C
Max Discharge Current 1C (3800mA)             60°C >T≥45°C
2C (7600mA)             45°C >T≥0°C
1C (3800mA)              0°C >T≥-20°C
Internal resistance ≤ 25mΩ

Working Temperature

Charge, 0°C ~ 45°C
Discharge, -20°C~60°C
Weight 49.0g max
Cell Dimension Height: 65.05±0.15mm; Diameter: 18.35±0.15mm
Warranty 12 months
Cycle Life
Discharge capacity (600th Cycle) ≥70% of 1st Cycle Capacity

Outline Dimensions:

                 

 
18650 3800mAh Applications

High power cordless vacuum cleaner, Electric cigarette, Electric scooter, High power home Appliances, Power Tools...

18650 Battery 3800mAh 3.6V Cylindrical Lithium-ion Rechargeable Cell for Flashlight

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Company Shenzhen Uneme Technology Co.,Ltd
Location Room 1003, Zhaofengxiang Building, No. 8, Liye Road, Dongfang Community, Songgang Street, Baoan District, Shenzhen
Contact Person Alice

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