Unitree As2-W
Powerful Pioneer, Compact Yet Extraordinary
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Unitree As2-W

  • Maximum Speed:

    Over 6m/s

  • Peak Joint Torque:

    Approx. 95 N·m

  • Lightweight:

    Approx. 25 kg (with battery)

  • High Payload:

    Static 150 kg;

    Continuous walking payload approx. 16 kg

  • Obstacle Capability:

    80 cm steps;

    45° slopes

  • Long Endurance:

    Unloaded 3h+ (>33 km);

    Loaded > 2h (>16 km)

Unitree As2-W Parameter

  • Model

    Price（Tax and freight excluded）

  • As2-W X

    Contact Sales

  • As2-W EDU

    Custom Industry Solutions

    Contact Sales

Mechanical Dimensions

  • Size (Standing)

    721mm x 493mm x 521mm

    721mm x 493mm x 521mm

  • Size (Lying Prone)

    768mm x 602mm x 211mm

    768mm x 602mm x 211mm

  • Tire Size

    7 Inches（Diameter：178mm； Radius：50mm）

    7 Inches（Diameter：178mm； Radius：50mm）

  • Material

    Aluminum Alloy + High-Strength Engineering Plastic

    Aluminum Alloy + High-Strength Engineering Plastic

  • Weight (with Battery)

    Approx. 25 kg

    Approx. 25 kg

  • Degrees of Freedom (Joint Motors)

    16

    16

  • Joint Bearings

    Industrial-grade crossed roller bearings

    (high precision, high load capacity)

    Industrial-grade crossed roller bearings

    (high precision, high load capacity)

  • Joint Motors

    Low-inertia, high-speed inner rotor PMSM

    (enhanced response & heat dissipation)

    Low-inertia, high-speed inner rotor PMSM

    (enhanced response & heat dissipation)

  • Max Joint Torque

    Approx. 95 N.m

    Approx. 95 N.m

  • Range of Motion

    Body: -45° ~ 45°

    Thigh: -115° ~ 200°

    Shank: -159° ~ -47 °

    Body: -45° ~ 45°

    Thigh: -115° ~ 200°

    Shank: -159° ~ -47 °

Electrical Characteristics

  • Supply Voltage

    36V~50.4V

    36V~50.4V

  • Joint Encoder

    Dual encoders

    Dual encoders

  • Cooling System

    Local Air Cooling

    Local Air Cooling

  • Power Supply

    Lithium battery

    Lithium battery

  • Wi-Fi 6, Bluetooth 5.2

    YES

    YES

  • Speaker

    YES

    YES

  • Microphone

    YES

    YES

  • Front Light

    YES

    YES

  • ISS 3.0 Intelligent Side-follow System

    YES

    YES

  • GPS

    Yes (disabled by default; enabled with user authorization)

    Yes (disabled by default; enabled with user authorization)

  • 4G

    Yes (disabled by default; enabled with user authorization)

    Yes (disabled by default; enabled with user authorization)

  • HD Camera

    Yes

    Yes

  • Ultra-Wide-Angle LiDAR

    Industrial-grade 64~128-line LiDAR

    Industrial-grade 64~128-line LiDAR

  • Computing Power

    8-Core high-performance CPU

    8-Core high-performance CPU

  • External Interfaces

    Gigabit Ethernet x 1

    SBUS x 1

    Power Output：BAT

    Gigabit Ethernet x 1

    SBUS x 1

    Power Output：BAT

Performance Metrics

  • Operating Temperature

    -20℃ ～ 55℃

    -20℃ ～ 55℃

  • Battery Life(Unloaded)

    ~3 hours continuous walking, approx. 30km

    ~3 hours continuous walking, approx. 30km

  • Battery Life(Loaded)

    With 16kg loaded, >2 hours continuous walking, approx. 25km

    With 16kg loaded, >2 hours continuous walking, approx. 25km

  • Max Standing Load

    Approx. 150kg

    Approx. 150kg

  • Continuous Walking Load

    Approx. 16kg

    Approx. 16kg

  • Slope Walking Capability

    Approx. 45 °

    Approx. 45 °

  • Stair Climbing Capability

    30cm

    30cm

  • Max Climb Height

    Approx. 0.4m ~ 0.8m

    Approx. 0.4m ~ 0.8m

  • Speed

    0~3.7m/s (Max Approx. 6m/s)

    0~3.7m/s (Max Approx. 6m/s)

  • Protection Rating

    IP54

    IP54

Accessories

  • Remote Controller

    Optional

    YES

  • Battery Capacity

    Long Range (15000mAh) x1

    Long Range (15000mAh) x1

  • Charger

    Faat Charging（50.4V 7.4A）

    Faat Charging（50.4V 7.4A）

  • Charging Dock

    /

    /

  • High Computing Power Expansion Dock

    /

    Multiple brands and models available

    Orin NX, etc.

Other

  • Secondary Development

    Supported

    Supported

  • UniStore Platform

    Supported

    Supported

  • Smart OTA Upgrade

    Continuous Upgrades

    Continuous Upgrades

  • Warranty

    12 Months

    12 Months

[1]

The above data was obtained under laboratory conditions. Actual performance may vary based on usage conditions, so please refer to your actual experience.

[2]

For detailed functions, please refer to the Secondary Development Manual.

[3]

For detailed warranty terms, please refer to the Product Warranty Manual.

[4]

Only supported for mainland China version.

[5]

The above parameters may vary in different application scenarios and different configurations, please contact sales before purchasing.

[6]

This quadruped robot has a complex structure and powerful dynamics. Users must keep a safe distance from the robot at all times. Please use with caution.

[7]

The product appearance is subject to change. Please refer to the final product.

[8]

Some example features shown on this page are under development and testing, and will be made available to users gradually.

This product is a civilian robot. We kindly request that all users refrain from making any dangerous modifications or using the robot in a hazardous manner.

Please visit Unitree Robotics Website for more related terms and policies, and comply with local laws and regulations.