Product Description

Unitree B2-W Battery (BT2-11)

The Unitree B2-W Battery (BT2-11) is the factory-standard battery designed specifically for the Unitree B2-W Wheeled Quadruped Robotic Dog. Engineered for extreme environmental conditions, the BT2-11 provides dependable power delivery and exceptional cold-weather charging capabilities, making it an ideal solution for outdoor operations, industrial inspections, security patrols, and autonomous robotics deployments.

Featuring a rated capacity of 37,800mAh and 1852.2Wh of energy, the BT2-11 is optimized for the B2-W platform and comes included as the default battery with every Unitree B2-W Wheeled Robot. While its capacity and operating range are lower than the BT2-10 battery, the BT2-11 offers a significant advantage in cold-weather environments by supporting charging temperatures as low as -20°C (-4°F).

The BT2-11 is also compatible with the Unitree B2 Industrial Quadruped Robot and is recommended for applications requiring reliable battery charging and operation in extreme temperatures.

Key Features

  • Official factory battery for the Unitree B2-W Wheeled Robotic Dog
  • Included as the default battery with the Unitree B2-W platform
  • Compatible with both Unitree B2 and Unitree B2-W robotic platforms
  • Rated capacity of 37,800mAh
  • Rated energy of 1852.2Wh
  • Charge limiting voltage of DC 58.8V
  • Optimized for cold-weather charging and operation
  • Supports charging in temperatures as low as -20°C (-4°F)
  • Wide operating temperature range for harsh environments
  • Ideal for outdoor, industrial, security, and inspection applications
  • Reliable performance in extreme weather conditions

Performance Benefits

  • Designed for demanding outdoor deployments
  • Superior low-temperature charging capability
  • Optimized battery solution for the B2-W Wheeled Robot
  • Reliable power delivery in harsh environments
  • Suitable for cold-weather operations where standard batteries may be limited
  • Supports extended robotic missions in challenging climates

Technical Specifications

Battery Specifications

  • Model: BT2-11
  • Rated Capacity: 37,800mAh
  • Rated Energy: 1852.2Wh
  • Rated Voltage: DC 50.4V
  • Charge Limiting Voltage: DC 58.8V

Charging & Operating Conditions

Charging Temperature

  • -20°C to +60°C (-4°F to 140°F)

Discharge Temperature

  • -40°C to +60°C (-40°F to 140°F)

Compatibility

  • Compatible with Unitree B2-W Wheeled Quadruped Robot
  • Factory-standard battery supplied with the Unitree B2-W
  • Compatible with Unitree B2 Industrial Quadruped Robot
  • Recommended for applications requiring charging below 0°C

Important Notes

  • BT2-11 is the default battery supplied with the Unitree B2-W Wheeled Robot.
  • Compared to the BT2-10 battery, the BT2-11 offers lower overall capacity and operating range.
  • The BT2-11 is specifically recommended for environments where charging may occur below 0°C.
  • Supports battery charging in temperatures down to -20°C, making it ideal for cold-weather deployments.

The Unitree B2-W Battery (BT2-11) delivers dependable performance in environments where conventional batteries face limitations. Its advanced low-temperature charging capability and rugged operating range make it the preferred power solution for wheeled and quadruped robotic operations in extreme climates.

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