3.6V 4500mAh NCM Lithium Ion Battery 21700 Rechargeable Lithium Battery 60A Discharge Current For Drone
3.6V 4500mAh 21700 NCM power battery with 60A discharge current for drones. Features high energy density, long 600-cycle life, fast charging, and low internal resistance. Ideal for electric mobility, power tools, and energy storage systems.
3.6V NCM Lithium Ion Battery
,4500mAh NCM Lithium Ion Battery
,21700 Rechargeable Lithium Battery
The 21700 NCM Power Battery Cell 3.6V 4500mAh is a high-performance rechargeable lithium-ion battery designed for applications requiring high energy density, reliable power output, and long service life. Utilizing advanced NCM chemistry, this battery cell offers an excellent balance between capacity, power, and safety.
The 21700 cell delivers 16.2Wh of energy in a compact cylindrical format. Compared with traditional 18650 cells, the 21700 battery provides higher capacity, improved energy efficiency, and requires fewer cells for battery pack assembly.
Engineered for demanding applications, this power cell supports high-rate discharge performance and stable operation across a wide temperature range, making it an ideal solution for electric mobility, power tools, energy storage systems, and portable electronic devices.
| Cathode materials | NCM | Nominal voltage | 3.6V |
| Rated capacity | 4400mAh | Typical capacity | 4500mAh |
| Rated energy | 15.84Wh | Typical energy | 16.2Wh |
| Limited charging voltage | 4.2V | End of discharge voltage | 2.5V |
| Upper limited charging voltage | 4.25V | Discharge cut-off voltage | 2.0V |
| Maximum charging current | 13.2A | Maximum discharging current | 30A (Without temperature cut) 60A (With 80℃ temperature cut) |
| Charging temperature | 0~45℃ | Discharging temperature | -20~60℃ |
- Advanced NCM lithium-ion chemistry
- High energy density and lightweight design
- Excellent power output capability
- Low internal resistance
- Long cycle life with stable performance
- Fast charging capability
- Consistent voltage platform
- Reliable safety performance
- Suitable for high-power battery pack assembly
- Electric bicycles (E-bikes)
- Electric scooters
- Power tools
- Portable power stations
- Energy storage systems
- Solar lighting systems
- Drones and robotics
- Vacuum cleaners
- Industrial equipment
- Emergency backup power systems
Compared with conventional 18650 lithium-ion batteries, 21700 cells offer:
- Higher capacity per cell
- Greater energy density
- Reduced battery pack complexity
- Lower overall system cost
- Improved thermal management
- Enhanced power output capability
Every 21700 NCM battery cell undergoes strict quality control procedures, including:
- Capacity testing
- Internal resistance testing
- Voltage consistency inspection
- Safety performance verification
- Charge and discharge cycle testing
- Appearance and dimensional inspection
Our engineering team provides OEM and ODM services for customized battery pack solutions, including:
- Battery pack design
- Series and parallel configurations
- BMS integration
- Connector customization
- Waterproof housing solutions
- Certification support
