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B2
Product overview
The Unitree B2 is an industrial-grade quadruped robot designed to go beyond the limits and lead industry applications as a full-scene adaptation all-around robot. It is the fastest running industrial-grade quadruped at over 6 m/s, with about 360 N.m max joint torque, standing load of at least 120 kg, continuous walking load over 40 kg, and ultra-long endurance of over 5 hours unloaded or over 4 hours with 20 kg load. It features excellent terrain adaptability for stairs, slopes over 45°, obstacle crossing up to 40 cm, and optional wheeled-legged form switching for diverse industrial uses.
Applications
Commercial status and availability
- Availability note
- Official page shows no price or purchase route. Reviewed Oct 4, 2026.
Specifications
| Spec | Value | What it means | |
|---|---|---|---|
| Size (Standing) | ≈ 1098mm × 450mm × 645mm | Overall dimensions when the robot is standing upright. | |
| Size (Lying Prone) | ≈ 880mm × 460mm × 330mm | Compact folded dimensions for transport or storage. | |
| Weight | ≈ 60kg (total weight, battery included) | Total mass of the robot including its battery. | |
| Battery Performance | Battery capacity 45Ah (2250Wh), voltage 58V | Large-capacity battery providing the energy for operation. | |
| Endurance Ability | Battery life 4-6h; Walking without load > 5h and mileage > 20km; Walking with 20kg load > 4h and mileage > 15km | How long the robot can operate on a single charge under different load conditions. | |
| Wheeled Foot | Optional | Supports optional switching between legged and wheeled forms. | |
| Load (Standing) | ≥ 120kg | Maximum weight the robot can support while stationary. | |
| Load (Walking) | > 40kg | Maximum continuous payload while the robot is walking. | |
| Continuous Stair Climbing | Stairs of 20~25cm | Ability to continuously climb standard-height stairs. | |
| Climbing Ability | Climb up and down stairs of 40cm in forward direction | Maximum step height it can ascend or descend forward. | |
| Operating Temperature | -20℃ ~ 55℃ | Temperature range in which the robot can operate reliably. | |
| Climbing Angle | > 45° | Steepest slope the robot can climb. |
Other products from Unitree Robotics
| Product | Key spec | Commercial status |
|---|---|---|
| B2 This page | Size (Standing): ≈ 1098mm × 450mm × 645mm | |
| Go2 | Available | |
| H1 | ||
| H2 | Available | |
| Unitree G1 | Height, Width and Thickness (Stand): 1320x450x200mm | Available |
Recent news & updates
No confirmed signals are recorded for B2.
Sources
- Unitree B2 · Unitree Robotics
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