UNITREE A2 Battery

UNITREE A2 Battery
The UNITREE A2 Battery is a dedicated power source designed for Unitree A2 and A2W robots. With a rated capacity of 9000 mAh and 453.6 Wh of energy per battery, it delivers stable, reliable power for demanding field and industrial-style applications. Important: Unitree A2/A2W robots require two batteries for proper operation.

Reliable Power for Demanding Robotic Tasks
Built for high-performance robotic platforms, the UNITREE A2 battery helps maintain consistent power delivery during intensive use. It is a great choice for hobbyists, developers, and advanced users who need dependable energy support for challenging environments and extended robot operation.
- Dedicated battery for Unitree A2 and Unitree A2W
- Rated capacity: 9000 mAh
- Energy: 453.6 Wh per battery
- Stable power delivery for demanding use cases
- Two batteries required for robot operation
Advanced Proprietary BMS
The battery features a proprietary BMS (Battery Management System) responsible for controlling charging and discharging processes while monitoring key operating parameters. This helps protect the cells, supports stable performance, and ensures more predictable robot behavior during operation. Even under intensive use, the battery is designed to maintain consistent working parameters.

Comprehensive Protection Features
To improve everyday safety and usability, the UNITREE A2 battery is equipped with a wide range of protection functions. The charge level display allows for quick energy monitoring, while built-in safeguards help protect both the battery and the robot’s power system during use and storage.
- Battery level display
- Storage self-discharge protection
- Charge balancing protection
- Overcharge protection
- Over-discharge protection
- Short-circuit protection
- Battery load detection

Technical Specifications
| Manufacturer | Unitree |
|---|---|
| Model | 080991 |
| Rated Capacity | 9000 mAh |
| Energy | 453.6 Wh (per battery) |
| Management System | Proprietary BMS |
| Protection Features | Charge level display, storage self-discharge protection, charge balancing protection, overcharge protection, over-discharge protection, short-circuit protection, battery load detection |
| Compatibility | Unitree A2, Unitree A2W |



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