Unitree As2 Quadruped Robot

Unitree As2

Compact Size Industrial Capability

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~2x
Dynamic performance
vs Go2
5 m/s
Maximum speed
(no load)
4h+
Battery life
(unloaded)
65 kg
Maximum standing
load (EDU)

Powerful Motors, Exceptional Payload

Maximum joint torque of ~90 N·m with a torque-to-weight ratio of ~5 N·m/kg at only 18 kg. The As2 delivers industrial-grade power in a compact form factor, enabling heavy-duty tasks with ease.

As2 Powerful Motors - Exceptional Payload

Ultra-long Endurance

Equipped with a 648Wh (15,000mAh) high-capacity battery, the As2 delivers over 4 hours of runtime unloaded and 2.5+ hours carrying 15 kg. Walking range exceeds 13 km, making it ideal for long-duration missions in the field.

As2 Ultra-long Endurance

All-Weather Adaptability

IP54 rainproof design ensures stable performance across complex weather conditions and harsh environments. From heavy rain to dusty industrial sites, the As2 keeps working when others can't.

As2 All-Weather IP54

Agile Bionic, Exceptional Dynamics

Powered by a Bionic Embodied Large Model, the As2 reaches a max speed of 5 m/s. It can climb 50 cm vertical platforms and handle 40-degree slopes with confidence, navigating terrain that stops conventional robots.

As2 Agile Bionic Dynamics

Precise Perception, Intelligent Following

With an 8-core CPU and the self-developed ISS 3.0 Intelligent Follow System, the As2 achieves centimeter-level positioning. It perceives its surroundings with precision and follows targets autonomously in real time.

As2 Precise Perception ISS 3.0

Open Platform, Empowering Innovation

Developer-friendly interfaces with support for large AI models enable embodied AI interaction. The As2 EDU edition provides full secondary development capabilities, letting researchers and engineers push the boundaries of what's possible.

As2 Open Platform Development

Three Models, One Mission

Choose the As2 variant that fits your needs — from consumer to full industrial & research capability.

As2 AIR
Consumer / Entry
  • Max Torque ~65 N·m
  • Max Speed 3.0 m/s
  • Standing Load ~45 kg
  • Walking Load ~10 kg
  • Battery 8,000 mAh
  • Runtime ~2h / ~10 km
  • LiDAR Unitree L2
  • Protection
  • Warranty 6 Months
As2 EDU
Research / Development
  • Max Torque ~90 N·m
  • Max Speed ~5.0 m/s
  • Standing Load ~65 kg
  • Walking Load ~15 kg
  • Battery 15,000 mAh
  • Runtime ~4h / ~20 km
  • LiDAR Industrial 64-128 line
  • Protection IP54
  • Warranty 12 Months

Technical Specifications

Common specifications across all As2 models

Mechanical Parameters

Size (Standing)720 x 378 x 457 mm
Size (Lying Prone)776 x 378 x 233 mm
Weight (w/ Battery)~18 kg
MaterialAluminum Alloy + High-Strength Engineering Plastic
Degrees of Freedom12
Joint BearingsIndustrial-grade crossed roller bearings
Joint MotorsLow-inertia, high-speed inner rotor PMSM
Operating Temp-20°C to 50°C

Electrical Characteristics

Supply Voltage36V - 50.4V
Joint EncoderDual Encoders
Cooling SystemLocal Air Cooling
Computing8-Core High-Performance CPU
Wi-FiWi-Fi 6
BluetoothBluetooth 5.2
External InterfacesGigabit Ethernet x1, SBUS x1, Power: BAT
NVIDIA Jetson Orin NXOptional (EDU only)

Sensors & Perception

LiDARUnitree L2 (AIR) / Industrial 64-128 line (PRO/EDU)
ISS 3.0 Follow SystemPRO & EDU only
GPSPRO & EDU (disabled by default)
4G ModulePRO & EDU (disabled by default)
HD CameraYes
SpeakerYes
MicrophoneYes
Front LightYes

Range of Motion

Body-45° to 45°
Thigh-115° to 200°
Shank-159° to -47°

Model Comparison

ParameterAIRPROEDU
Max Joint Torque~65 N·m~75 N·m~90 N·m
Max Speed0-3.0 m/s0-3.7 m/s0-3.7 m/s (up to ~5 m/s)
Max Standing Load~45 kg~55 kg~65 kg
Continuous Walking Load~10 kg~13 kg~15 kg
Slope Capability~30°~40°~40°
Stair Climb20 cm25 cm25 cm
Battery (unloaded)~2h / ~10 km~4h / ~20 km~4h / ~20 km
Battery Capacity8,000 mAh15,000 mAh15,000 mAh
ChargerStandard (50.4V 4A)Fast (51V 9A)Fast (51V 9A)
Charging DockYes
Protection RatingIP54IP54
Secondary DevelopmentSupported
Remote ControlOptionalYesYes
Warranty6 Months12 Months12 Months
Warning: This product is a civilian robot. Users are asked to keep a sufficient safe distance from the robot at all times. Any dangerous modifications or hazardous usage is strictly prohibited. Data shown is obtained under laboratory conditions; actual performance may vary by scenario and configuration. Some features shown are under development and will be available gradually through OTA updates. Product appearance and parameters are subject to change — please contact sales before purchasing.

Gallery

The As2 in action

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