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ManufacturerUnitree Robotics / Yushu Technology Co LtdRobot model · No. 9

B2-W

Quadruped Robots · Manufacturing & Industrial Operations

CommercialChina

Key fact120 kg Standing · >40 kg Walking

Model details

Model specifications

Payload120 kg Standing

Payload>40 kg Walking

3D LiDARYes (optional configurations available)

AvailabilityCommercially Available

Battery>2 kWh, 58 V Lithium

CAN BusYes

Degrees of Freedom12 Leg DOF + 4 Wheel Motors

Depth CamerasYes (2)

Drive SystemElectric Servo Joints + Powered Wheels

Environmental PerceptionYes

Fleet OperationSupported

Folded Dimensions950 × 550 × 450 mm

Gigabit EthernetYes

IMUYes

Intel Core i5 Platform ComputerYes

Intel Core i7 Development ComputerYes

Jetson Orin NXOptional

Joint EncodersYes

Localization3D LiDAR + Vision

Maximum Range30 km (unloaded); 25 km with 40 kg payload

Maximum Slope>45°

Maximum Speed15 km/h (≈4.2 m/s)

Maximum Step/Obstacle40 cm (forward climbing)

Maximum Wheel Speed50 rad/s

MobilityFour Wheel-Leg Hybrid

Mobility TypeWheel-Legged UGV

Multi-Robot CoordinationSupported

NationalityChinese

NavigationAutonomous Navigation

Operating Temperature−20°C to +55°C

Optical RGB CamerasYes (2)

OTA UpdatesYes

Protection RatingIP67

Robot CategoryUGV

Robot TypeWheel-Legged Industrial Quadruped Robot

ROS 2 SupportYes

RS485Yes

SDKYes

Stair ClimbingContinuous 20–25 cm stairs

Standing Dimensions1098 × 550 × 758 mm

USBYes

WeightApproximately 85 kg (including battery)

Wheel Diameter225 mm

Wheel Torque40 N·m

Wi-FiYes

About the B2-W

This hybrid locomotion significantly improves travel speed and energy efficiency on flat terrain while preserving the ability to climb stairs, traverse rough ground, and negotiate obstacles. The B2-W is intended for industrial inspection, power utilities, oil & gas, mining, logistics, emergency response, public safety, and robotics research

Typical applications: Manufacturing & Industrial Operations, Energy Infrastructure, Emergency Response & Rescue, Research & Development, Security & Surveillance.

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