Walker S2
UBTech's all-new full-size industrial humanoid, launched on July 23, 2025, standing 176 cm and weighing 70 kg…

UBTech's industrial humanoid robot, unveiled on December 29, 2023, the day the company listed on the Hong Kong Stock Exchange, with more human-like proportions at 1.7 m tall and 41 high-performance servo joints.
Walker S is the industrial-edition humanoid robot that UBTech Technology officially unveiled on December 29, 2023, the day the company listed on the Hong Kong Stock Exchange. Its proportions are closer to those of a human (1.7 meters tall), and it carries 41 high-performance servo joints plus an all-round perception system spanning multi-dimensional force sensing, multi-camera stereo vision, omnidirectional hearing, inertial sensing, and ranging, enabling precise, safe, and synchronized work on factory assembly lines.
| Height | 170 cm |
|---|---|
| Material | Rigid-flexible coupled hybrid structure |
| Form factor | Full-size |
| Locomotion | Bipedal |
|---|---|
| Degrees of freedom | 41 |
| Actuators | 41 high-performance servo joints; high-thrust and force-compliant drive joints |
| Compute | Multimodal large-model decision-making; connected to Baidu's ERNIE large model in April 2024; ROSA 2.0 robot operating system |
|---|---|
| Sensing | Multi-dimensional force sensing · Multi-camera stereo vision (RGBD) · Omnidirectional hearing · Inertial sensors · Ranging sensors |
| Hands | Replaceable end effectors |
| Availability | Pilot deployments / limited availability |
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