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

UBTech's upgraded industrial humanoid, released on October 14, 2024, standing 172 cm tall and weighing 76 kg, with the ability to walk while carrying a 15 kg payload.
Walker S1 is the upgraded industrial-edition humanoid robot released by UBTech Technology on October 14, 2024. It stands 172 cm tall and weighs 76 kg, and can walk while carrying a 15 kg payload. It focuses on solving three key challenges in factory applications: visual localization under changing lighting and environmental conditions, motion control algorithms under dynamic high-load conditions, and joint heat dissipation during high-load, long-duration operation.
| Height | 172 cm |
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| Weight | 76 kg |
| Form factor | Full-size |
| Locomotion | Bipedal |
|---|---|
| Degrees of freedom | 41 |
| Full-body payload | 15 kg |
| Actuators | In-house integrated joints with maximum torque of up to 250 N·m |
| Speed notes | Capable of walking while carrying a 15 kg payload |
| Compute | Multimodal planning large model for general-purpose tasks; industry-first semantic VSLAM navigation; ROSA 2.0 robot operating system |
|---|---|
| Sensing | Dual fisheye cameras · RGBD camera 3D stereo vision · IMU |
| Hands | In-house third-generation humanoid dexterous hand equipped with 6 array-type tactile pressure sensors |
| Availability | Pilot deployments / limited availability |
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