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Unitree H1
Unitree Robotics
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Unitree Robotics
Unitree A2
Stellar Explorer - Agile, Swift, Industrial-Grade Quadruped
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The Unitree A2 "Stellar Explorer" is an agile and swift industrial-grade quadruped robot weighing around 37kg. With dual-sided LiDAR perception for zero blind spots, hot-swappable dual batteries for unlimited runtime, and the ability to carry 100kg standing load, the A2 is designed for logistics, industrial inspection, and emergency rescue operations. Available in A2 and A2-PRO variants with optional wheel-leg configuration.
Key Features
- Lightweight at 37kg with extended 5-hour/20km endurance
- Dual-sided LiDAR perception for zero blind spots
- Hot-swappable dual battery system for unlimited runtime
- 100kg maximum standing load capacity
- Climb steps up to 30cm and obstacles up to 1m
Specifications
| Standing Size | 820 × 440 × 570 mm |
| Lying Prone Size | 720 × 550 × 220 mm |
| Material | Aluminum Alloy + High-Strength Engineering Plastic |
| Weight (without battery) | About 31 kg |
| Weight (with battery) | About 37 kg |
| Degrees of Freedom | 12 (Joint Motors) |
| Joint Bearings | Industrial-grade crossed roller bearings |
| Joint Motors | Low-inertia, high-speed inner rotor PMSM |
| Max Joint Torque | About 180 N.m |
| Supply Voltage | 50.4V |
| Joint Encoder | Dual encoders |
| Cooling System | Local air cooling |
| Battery Capacity | Single: 9000mAh (453.6Wh), Dual: 18000mAh (907.2Wh) |
| Connectivity | Wi-Fi 6, Bluetooth 5.2 |
| Sensor (A2) | LiDAR × 1 + HD Camera × 1 |
| Sensor (A2-PRO) | LiDAR × 2 + HD Camera × 1 |
| Control & Compute | 8-Core CPU + Intel Core i7 |
| External Interfaces | RS485 ×2, CAN ×2, Gigabit Ethernet ×2, USB3.0-TypeC ×4 |
| Power Output | 12V / 24V / BAT |
| Operating Temperature | -20°C to 55°C |
| Battery Life (No Load) | >5 hours, approx. 20 km |
| Battery Life (25kg Load) | >3 hours, approx. 12.5 km |
| Max Standing Load | About 100 kg |
| Continuous Walking Load | About 25 kg |
| Slope Walking | About 45° |
| Max Step Height | 30 cm |
| Max Climb Height | About 0.5-1 m |
| Speed | 0-3.7 m/s (Up to ~5 m/s) |
| Ingress Protection (A2) | IP56 |
| Ingress Protection (A2-PRO) | IP56-IP67 (Core components IP67) |
| Warranty | 12 Months |
Applications
Industrial Inspection
Logistics & Delivery
Emergency Rescue
Security Patrol
Research & Development
Construction Monitoring
Mining Operations
Field Exploration
Video
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