Shenzhen Meisha New Energy Technology Co., LTD
| Supply Ability | 100000PCS |
| Payment Terms | T/T |
| Model Number | 21700-4800 |
| Certification | CCC |
| Brand Name | MEISHAEN |
| Place of Origin | Shenzhen, China |
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Product Specification
| Supply Ability | 100000PCS | Payment Terms | T/T |
| Model Number | 21700-4800 | Certification | CCC |
| Brand Name | MEISHAEN | Place of Origin | Shenzhen, China |
Our 21700 lithium-ion single cell battery pack adopts original EVE INR21700/50E 5Ah cylindrical cell, equipped with customized integrated BMS protection board and nickel tab welding. This finished battery module has stable 3.7V nominal voltage, 4800mAh rated capacity and 17.76Wh rated energy, supporting fast charging and high-current discharge. Built-in multi-protection circuit safeguards overcharge, over-discharge, over-current and short circuit, ideal for power tools, portable power equipment, mini lighting devices and consumer electronics.
| NO. | Items | Specifications | Remarks |
|---|---|---|---|
| 1 | Cell Model | 21700-3.7V-5Ah | Single cylindrical cell |
| 2 | Nominal Voltage | 3.7V | Finished battery pack |
| 3 | Rated Capacity | 4800mAh | Tested under 0.2C discharge |
| 4 | Rated Energy | 17.76Wh | - |
| 5 | Internal Impedance | ＜200mΩ | Tested at 25±2°C, 1KHz AC |
| 6 | Shipment Voltage | ≥3.85V | Factory delivery status |
| 7 | Recommended Charging Current | 960mA | Standard charging rate |
| 8 | Max Charging Current | 2A | Charging temp range: 5~45°C, max charging voltage 4.2V |
| 9 | Charging Cut-off Voltage | 4.2V | CC/CV constant current & constant voltage charging mode |
| 10 | Upper Charging Limit Voltage | 4.25V | Overcharge protection threshold |
| 11 | Recommended Discharge Current | 960mA | Standard load output |
| 12 | Max Continuous Discharge Current | 6A | Discharge limit 2.8V under 5~45°C; 2.8V limit under -10~60°C |
| 13 | Discharge Cut-off Voltage | 2.75V | Normal discharge protection point |
| 14 | Discharge Termination Voltage | 2.85V | Low voltage alarm threshold |
| 15 | Operating Temperature | Charging: 5°C ~ 45°C
|
Wide temperature working range |
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2016
Total Annual:
2000USD-3000
Employee Number:
100~150
Ecer Certification：
Verified Supplier
Shenzhen Meisha New Energy Technology Co., Ltd. is a comprehensive enterprise mainly engaged in industry-customized battery modules, scheme design, research and development, production and marketing, and its technical level is in the leading position in the industry. Established in July 2016 with a ... Shenzhen Meisha New Energy Technology Co., Ltd. is a comprehensive enterprise mainly engaged in industry-customized battery modules, scheme design, research and development, production and marketing, and its technical level is in the leading position in the industry. Established in July 2016 with a ...
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