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UBTECH Walker S2 humanoid robot standing next to an autonomous battery swap station.

Source: ubtrobot.com — checked May 24, 2026

Humanoid

Walker S2

UBTECH Robotics

UBTECH Walker S2 is a new-generation industrial humanoid robot with autonomous battery swapping for 24/7 operation in manufacturing and material-handling workflows.

Height176 cm
Weight70 kg
Manufacturer
UBTECH Robotics
Catalog source check
Jun 14, 2026

Overview

UBTECH positions Walker S2 as an industrial humanoid robot for production-line work and mass production delivery. Its official page highlights autonomous hot-swappable batteries, a dual-battery power architecture, 15 kg payload handling, 2 m/s walking speed, binocular stereo vision, Gen-4 dexterous hands, and UBTECH Co-Agent/BrainNet 2.0 task coordination for industrial scenarios.

Quick Facts

Manufacturer
UBTECH Robotics
Source checked Jun 14, 2026
Category
humanoid robot
Source checked Jun 14, 2026
Mobility
Bipedal industrial humanoid robot
Source checked May 24, 2026
Primary use cases
Manufacturing, industrial automation, warehouse logistics
Source checked Jun 14, 2026

What are the Walker S2 specifications?

Physical
Height176 cm
Weight70 kg
Degrees of Freedom (DOF)52
Form FactorBipedal industrial humanoid robot
MaterialsRigid-flex heterogeneous composite; aerospace-grade aluminum alloy; 3D printed primary frame; 3D knitted high-elastic fiber material
Locomotion
Max Walking Speed2 m/s
Payload15 kg
Waist pitch range+90 to -35 deg
Waist rotation angle+/-162 deg
Working space height0-1.8 m
Hand dof11
Single hand grasp7.5 kg
Finger grasp1 kg
Whole body pitch125 deg
Power
Battery swappingAutonomous hot-swappable battery swap system
Swap time3 min
Operation continuity24/7 continuous operation
Power managementReal-time battery monitoring with autonomous swap-or-charge selection according to task priorities
Sensing
Binocular stereo visionPure RGB binocular stereo vision with passive stereo depth estimation
Fish eye cameras2
Rgb cameras2
Force/Torque SensorsSix-axis force sensor x2
Tactile sensors6 tactile sensors array
Facial display4-inch circular facial display in
Microphones4-array microphones
Speakers2
Compute
Llm voice interactionSupports LLM voice interaction
Co agentUBTECH self-developed Co-Agent for industrial humanoid robot
Ai systemBrainNet 2.0 + Co-Agents dual-loop AI system
Commercial
Target Sectorsmanufacturing, industrial automation, production-line logistics and material handling

Performance benchmark

Computed 0-10 capability scores appear only when the required source-backed inputs are verified.

Scoring methodology

Partial evidence confidence

Computed capability scores use a normalized 0-10 scale from official, verified catalog inputs. Missing required inputs are shown as Not enough verified data instead of a numeric score.

Inputs: speed, payload, degrees of freedom, autonomy/software evidence, and dexterity-related evidence.
Freshness: each numeric score requires a source URL and verified date from the catalog record.
Guardrail: Scores are comparison aids only and do not indicate deployment readiness, suitability, price certainty, or availability.
Not enough verified data to render a five-axis numeric benchmark for Walker S2.
Speed5.7/10

Computed from an official walking or maximum speed field.

0 to 3.5 m/s maps to 0-10

Inputs: Max walking speed

Verified May 24, 2026

Source
Agility10.0/10

Computed from official degree-of-freedom coverage as a proxy for motion envelope.

10 to 50 degrees of freedom maps to 2-10

Inputs: Dof

Verified May 24, 2026

Source
Strength3.0/10

Computed from an official payload or carrying-capacity field.

0 to 50 kg payload maps to 0-10

Inputs: Payload

Verified May 24, 2026

Source
AutonomyNot comparable

Not enough verified data

Source-backed autonomy, SDK, simulation, or compute evidence maps to 5.5-7.5

Dexterity10.0/10

Computed from official degrees of freedom, with a small boost when official dexterity-related evidence is present.

5 to 50 degrees of freedom maps to 1-10, with a sensor/end-effector evidence boost

Inputs: Dof, Force torque sensors

Verified May 24, 2026

Source

Frequently asked questions about Walker S2

Walker S2 is categorized as humanoid robot.

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