Unitree A2 Standard Quadruped Robot Dog

Key Features

Supported

Secondary Dev.

100 kg

Max Payload

45°

Max Climb Height

0.5-1 m

Max Climb Angle

~5 m/s

Top Speed

12 Months

Warranty

The Unitree A2 is an industrial-grade high-speed quadruped robot featuring strong stability and terrain adaptability. With support for secondary development and sensor integration, it is ideal for inspection, research, and complex real-world applications.
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100kg

Max. Standing Load

~5 m/s

Top Speed

5 hour

Max. Battery Life

Specifications

Computing

  • Main CPU: Standard: 8-Core high-performance CPU (platform) + Intel Core i7 (user development)
  • High Computing Power Module: Not supported
  • Secondary Development Support: Supported

Hardware

  • Dimensions (Standing): 820 × 440 × 570 mm
  • Dimensions (Crouching): 720 × 550 × 220 mm
  • Weight (with Battery): 37 kg
  • Materials: Aluminum alloy and high-strength engineering plastic
  • Front Light: Included
  • Battery Capacity: Single 9000mAh (453.6Wh); Dual 18000mAh (907.2Wh)
  • Power Output: 12V / 24V / BAT
  • Supply Voltage: 50.4V
  • Battery Life (No Load): >5h continuous walking, ~20km
  • Battery Life (25kg Load): >3h continuous walking, ~12.5km

Performance

  • Max Standing Load: ~100 kg
  • Continuous Walking Load: ~25 kg
  • Speed: 0–3.7 m/s (up to ~5 m/s)
  • Max Climb Height: 0.5–1 m
  • Max Step Height: 30 cm
  • Max Slope: 45°
  • Operating Temperature: -20℃ to 55℃

Mechanical

  • Max Joint Torque: 180 N·m
  • Degrees of Freedom (DOF): 12
  • Aluminium Knee Joint Motors: 12 sets
  • Joint Bearings: Industrial-grade crossed roller bearings (high precision, high load capacity)
  • Joint Motors: Low-inertia, high-speed inner rotor PMSM (enhanced response & heat dissipation)
  • Joint Encoder: Dual encoders
  • Body Rotation: -58° to 58°
  • Thigh Rotation: 134°–180° / -89°–225°
  • Shank Rotation: -158° to -30°

Cameras & Sensors

  • 3D LiDAR: Industrial-grade LiDAR (expandable to 2)
  • Front Camera: HD Camera × 1

Audio & Connectivity

  • Wi-Fi: Wi-Fi 6
  • Bluetooth: Bluetooth 5.2
  • 4G Module: Optional
  • GPS: Optional
  • Wireless Vector Positioning Tracking Module: Optional
  • Microphone: Microphone array
  • Built-in Speaker: Included
  • Voice Function: Supported
  • External Interfaces: RS485 ×2; CAN ×2; Gigabit Ethernet ×2; USB3.0 Type-C (8-Core CPU) ×2; USB3.0 Type-C (Intel Core i7) ×2

Features

  • OTA Upgrade System: Supported
  • RTT 2.0 Picture Transmission: Supported
  • Ingress Protection Rating: IP56
  • Replace Wheel-leg: Optional
  • Warranty: 12 months
  • Cooling System: Local air cooling

What's Included

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