UBTECH Walker S2 - Humanoid robot, 1.76 m, 52 degrees of freedom

Humanoid industrial robot for smart factories, logistics, and advanced AI applications

The UBTECH Walker S2 is a large-format bipedal humanoid robot for industrial applications, research, service, and AI-assisted automation. With up to 52 degrees of freedom, a dual hot-swappable battery system, a powerful computing unit, and extensive sensor technology, the Walker S2 is designed for demanding tasks in dynamic work environments.

Highlights

• Large-format humanoid robot with a height of approx. 1.76 m
• Up to 52 degrees of freedom, depending on the hand configuration
• Two 48 V LiFePO₄ batteries with hot-swap functionality
• Autonomous battery swapping for continuous 24/7 operation scenarios
• Intel i7-1185G7 main processor
• NVIDIA Jetson AGX Orin 64 GB with 275 TOPS of computing power
• Maximum walking speed of up to 7.2 km/h
• Two-arm payload of up to 15 kg
• Navigation with ±2 cm overall accuracy
• 4-channel microphone array, 4 cameras, and 2 RGB-D depth cameras
• Semantic 3D navigation for dynamic industrial and logistics environments
• Language model integration for natural language and task planning
• Optional tactile pressure sensor network
• Suitable for smart factories, logistics, and collaborative industrial applications

Benefits / Applications

The UBTECH Walker S2 is suitable for smart factory applications, logistics processes, industrial assistance tasks, research, AI development, and collaborative robotics. By combining humanoid movement, 3D perception, voice interaction, and autonomous energy management, the robot can perform complex tasks in industrial and development environments.

Typical applications include material transport, assistance in production environments, demonstrations, research into humanoid robotics, human-robot interaction, semantic navigation, and AI-based task planning.

Technical data

Product: UBTECH Walker S2
Product type: Large-format bipedal humanoid robot
Applications: Smart factory, logistics, industry, research, service, and AI applications
Height: Approx. 1.76 m
Weight: Approx. 70–95 kg, depending on configuration
Weight without hands: Approx. 70 kg
Color: Starlite Grey + Obsidian Black
Shoulder width: 580 mm
Chest depth: 277 mm
Arm length: 68 cm, sensor axis to end
Additional reach specifications: 177 cm without hands / 225 cm including hands
Materials: High-strength aluminum alloy, 3D-printed structure, ABS+PC, elastic components

Motion and degrees of freedom

Active degrees of freedom without hand: 30
Active degrees of freedom with 3rd-generation hand: 42
Active degrees of freedom with 4th-generation hand: 44
Total DOF with 3rd-generation hand: 52, of which 42 active and 10 passive
Total DOF with 4th-generation hand: 52, of which 44 active and 8 passive
Hand DOF with 3rd-generation hand: 6 active
Hand DOF with 4th-generation hand: 7 active
Tactile sensing: Optional tactile pressure sensor network
Maximum walking speed: 7.2 km/h
Walking speed under load: ≤ 2.5 km/h
Maximum two-arm payload: 15 kg
Navigation: Overall accuracy ±2 cm
Detection: ≤ 2 cm

Computing platform

Main processor: Intel i7-1185G7, 4 cores, 8 threads, ≥3 GHz
RAM: 4 GB LP-DDR4
Storage: 128 GB
Operating system: Ubuntu, Linux RT Preempt
AI accelerator: NVIDIA Jetson AGX Orin 64 GB
AI computing power: 275 TOPS, INT8
Second-unit operating system: Ubuntu + ROSA 2.0

Communication

Network: WiFi, 5G, Bluetooth

Power supply

Batteries: 2× 48 V 9 Ah LiFePO₄
Battery system: Hot-swappable dual-battery system
Battery replacement: Autonomous replacement possible
Robot charging time: 10–90 % in < 2.5 h, fully charged in ≤ 3 h
Charging time for charging station: 10–90 % in < 1.5 h, fully charged in ≤ 2 h
Operating time in Stepping Mode: ≥ 3.5 h at 100–0 %
Operating time in transport mode: ≥ 2 h at 100–20 %
Continuous operation: 24/7 possible by changing the battery

Interaction and perception

Display: 4" round, 720 × 720
Microphones: 4-microphone array
Speakers: 2
Cameras: 4× 1-MP cameras
Depth cameras: 2× RGB-D
Internal sensors: 2× high-precision IMU sensors, 2× 6-DoF force sensors
Perception: Visual, acoustic, and distance sensing
Navigation: Semantic 3D navigation with RGB-D sensors
Language processing: Integrated large language model for natural language and task planning

Transport

Packaging: Robot Flight Case + Display Stand in box
Total transport case weight: 170 kg including robot
Display stand dimensions: 1505 × 705 × 380 mm
Display stand weight: 35 kg

Scope of delivery

• 1x UBTECH Walker S2 Robot
• 1x Robot Flight Case
• 1x Display / Presentation Stand
• 1x Charging Station