Unitree H2-A Standard J
- Fixed-base dual-arm Semi Humanoid Robot for industrial operations, commercial services, research and embodied AI training
- Variant: Unitree H2-A Standard J with BrainCo Revo 3 U21 five-finger hands (21 active DOF each) – 61 DOF in total
- Other variants: A Dex1-1 gripper; B Dex3-1 3-finger; C Dex3-1 tactile; D Dex5-1 5-finger; E Dex5-1P tactile; F Revo 2 Basic; G Revo 2 Touch; H Inspire DFQ; I Inspire E2; K Revo 3 U21T; L Revo 3 U21VT; M WUJI Hand 2
- BrainCo Revo 3 U21: 21 active DOF, 20N fingertip pinch force, 70N full-palm grip, 3 Hz open/close, 500 Hz control, 12–80V
- 19 DOF body: arms 7×2, waist 3 (pitch, yaw, roll), head 2; 780×444×200mm, 34.4kg with upper body battery
- 15kg peak and 7kg rated payload per arm, 600mm single-arm reach (excl. end-effector)
- Intel Core i5 plus i7 compute, optional Jetson Thor or Orin NX, binocular head camera, wrist RGB cameras (1920×1080), WiFi 6, Bluetooth 5.2
- About 8h on the upper body battery or 7×24H direct power, handheld remote, OTA updates, secondary development
- Trusted dealerDirect manufacturer partnership
- Pan-India deliveryInsured shipping, all states
- Post-sale supportTraining + service included
What makes it work
H2-A Standard J Dual-Arm Humanoid Robot
Redefining Industrial Mobile Manipulation
From Research Labs to Production Lines — Accelerating the Large-Scale Deployment of Humanoid Robotics
Fixed BaseRevo 3 U2161 DOF Total
H2-A Standard — Fixed Base
The H2-A Standard is the fixed-base model of the dual-arm humanoid robot series, designed for industrial operations, commercial services, research and development, and embodied intelligence training.
Configurable as a precision workstation for diverse production environments.
High-Performance Embodied AI Platform
Fully In-House Technology Stack
From self-developed actuators and force-controlled joints to motion control algorithms, the robot features an in-house technology stack with tightly integrated hardware and software. Supports secondary development and system customization for rapid deployment across industrial, commercial and research applications.
Multi-DOF Agile Motion
Featuring multiple highly integrated force-controlled joints, including a 3-DOF waist (pitch, yaw, roll), the robot maintains outstanding stability and flexibility in confined and complex environments.
Multimodal Perception
Integrates vision, force feedback and voice interaction to build a multimodal perception system, enabling intelligent environmental awareness and natural human–robot interaction.
Biomimetic Design & Full-Body Mobility
Mechanical Performance & Flexible Deployment
Supports a rated payload of up to 7 kg per arm, enabling efficient handling and assembly of heavy industrial components.
Multimodal Perception & Natural Interaction
Integrating binocular vision with natural language interaction, the robot enables intuitive and natural human–robot collaboration.
Multi-Type End Effectors & Flexible Adaptation
Supports multiple end-effectors including grippers, three-finger hands and five-finger dexterous hands. Quick-change design enables rapid adaptation to different precision requirements and workload conditions.
This version: BrainCo Revo 3 U21 five-finger dexterous hand ×2 (no tactile sensing).
Open Development & Rapid Deployment
Comprehensive SDKs and APIs enable developers to focus on application innovation while reducing development cycles from months to weeks.
H2-A Standard J — Version Highlights
BrainCo Revo 3 U21 five-finger dexterous hand ×2 (no tactile sensing) — includes all functions of H2-A Standard A.
| End Effector | BrainCo Revo 3 U21 five-finger dexterous hand ×2, no tactile sensing (with wrist camera) |
|---|---|
| Active DOF | 21 (four fingers 4×4 + thumb 5) |
| Fingertip Pinch Force | 20N |
| Full-Palm Grip Force | 70N |
| Max Opening/Closing Speed | 3 Hz |
| Control Frequency | 500 Hz |
| Wide Voltage | 12–80V |
| Wrist RGB Camera | FOV D 130° / H 120° / V 81°, resolution 1920×1080 |
| Total DOF | 61 (7×2 (arms) + 3 (waist) + 2 (head) + 21×2 end-effector) |
Technical Specifications — H2-A Standard J
| Overall Dimensions | 780×444×200mm |
|---|---|
| Weight (incl. upper body battery) | 34.4kg |
| DOF (excl. end-effector) | 19 (arms 7×2 + waist 3 + head 2) |
| DOF (incl. end-effector) | 61 (7×2 (arms) + 3 (waist) + 2 (head) + 21×2 end-effector) |
| Arm DOF (excl. end-effector) | 7 per arm |
| Waist DOF | 3 (pitch, yaw, roll) |
| Head DOF | 2 |
| Waist Range of Motion | Yaw ±155° / Pitch +25°/−30° / Roll ±30° |
| Single-Arm Max Load | Peak ~15kg, rated ~7kg |
| Single-Arm Reach (excl. end-effector) | 600mm |
| Joint Output Bearing | Industrial-grade cross-roller bearing (high precision, high load-carrying capacity) |
| Joint Motor | Low-inertia high-speed inner-rotor permanent magnet synchronous motor (enhanced dynamic response and thermal performance) |
| Max Arm Joint Torque | 120N·m |
| Overall Material | Aerospace-grade aluminum, titanium alloy and high-strength engineering plastics |
| PC1 | Intel Core i5 (platform functions) |
|---|---|
| PC2 | Intel Core i7 (user development) |
| PC3 | Empty slot, similar to B2 card-slot form (optional NVIDIA Jetson Thor ×1, available for a fee) |
| PC4 | Empty slot, similar to B2 card-slot form (optional Intel Core i7 ×1 or NVIDIA Jetson Orin NX ×1, available for a fee) |
| High-Performance Computing Module | Multiple brands and models available, such as Thor |
| Head Camera | Wide-angle humanoid binocular camera ×1 |
| Wrist Cameras | Wrist HD camera ×2 |
| Voice Interaction | Microphone array and high-power speaker for natural voice interaction |
| Wireless | WiFi 6, Bluetooth 5.2 |
| Cooling | Air cooling |
| Power Supply | Standard upper body battery with charger, plus standard external power supply (the universal version must be fitted with the upper body battery) |
|---|---|
| Battery | Quick-release battery 75.6V/15Ah (972Wh) |
| Battery Endurance | Approx. 8 hours (depends on actual working conditions) |
| Direct Power Supply | 7×24 hours |
| End Effector | BrainCo Revo 3 U21 five-finger dexterous hand ×2, no tactile sensing (with wrist camera) |
|---|---|
| Active DOF | 21 (four fingers 4×4 + thumb 5) |
| Fingertip Pinch Force | 20N |
| Full-Palm Grip Force | 70N |
| Max Opening/Closing Speed | 3 Hz |
| Control Frequency | 500 Hz |
| Wide Voltage | 12–80V |
| Wrist RGB Camera | FOV D 130° / H 120° / V 81°, resolution 1920×1080 |
| Handheld Remote Controller | Yes |
|---|---|
| Smart OTA Update | Yes |
| Secondary Development | Yes |
| Warranty | 12 Months |
[1] The maximum load of the arm varies greatly under different arm extension postures.
[2] For end-effector selection, please contact our sales team.
[3] For more information, please read the secondary development manual.
[4] The above parameters may vary in different scenarios and configurations; please subject to actual situation.
[5] The humanoid robot features a complex structure and extremely powerful power. Users must maintain a sufficient safety distance between humans and the robot. Use with extreme caution.
[6] The product appearance is subject to change. Please refer to the final product.
[7] Some features are under development and will be released gradually.
[8] 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.
[9] Please visit the manufacturer's official website for more related terms and policies, and comply with local laws and regulations.
Frequently Asked Questions
What is the H2-A Standard J?
The H2-A Standard J is a dual-arm humanoid robot on a fixed base, fitted with BrainCo Revo 3 U21 five-finger dexterous hand ×2 (no tactile sensing), with wrist cameras. It includes all functions of H2-A Standard A. Tactile sensing: No.
What are the dimensions and weight of the H2-A Standard J?
It measures 780×444×200mm and weighs 34.4kg including the upper body battery.
How many degrees of freedom does the H2-A Standard J have?
Excluding the end-effector it has 19 DOF (arms 7×2, waist 3, head 2). With the 21-DOF end-effector on each side, the total is 61 DOF.
What payload and reach does the H2-A Standard J offer?
Each arm has a peak load of about 15kg and a rated load of about 7kg (load varies with arm extension), with a single-arm reach of 600mm excluding the end-effector.
How is the H2-A Standard J powered, and is it open for development?
It runs about 8 hours on the upper body battery (depending on working conditions) or continuously on direct power (7×24H). It supports secondary development and smart OTA updates, includes a handheld remote controller and carries a 12-month warranty.
The full sheet
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