The A2 Standard is Unitree’s next-generation quadruped robot. engineered for demanding industrial environments and research-grade performance. Combining extreme mobility. durability. and computational capability. the A2 delivers stable locomotion. advanced sensing. and real-time data processing for diverse field applications.
Built with an 8-core high-performance CPU and optional Intel Core i7 processor for user-level development. the A2 Standard supports both high- and low-level programming. Equipped with advanced sensors. a dual-battery system. and high-torque joint actuators. it provides unmatched versatility for inspection. mapping. logistics. and autonomous operations.
Key Features of the A2 Standard
Powerful Load Capacity:
Supports an effective load of 25 kg and a maximum load of 100 kg. enabling transport. inspection. and industrial payload applications.
Extended Runtime and Range:
Operates up to 5 hours per charge with a 20 km range on empty load. or 3 hours with a 25 kg payload. covering 12.5 km of continuous operation.
Dual-Battery System:
Includes dual 9000 mAh (907.2 Wh total) batteries with a 1-hour charge time. supporting hot-swap and high-endurance field missions.
Exceptional Mobility:
Reaches speeds up to 3.7 m/s. with a maximum of approximately 5 m/s. and can climb stairs up to 30 cm and slopes of up to 45°.
Advanced Motion Control:
Features wide-angle joint range and high-speed. low-inertia rotor motors with dual encoders per joint. providing responsive. precise motion across all terrains.
Intelligent Perception and Navigation:
Equipped with LiDAR and a wide-angle camera (expandable to 2 units). enabling stable obstacle avoidance. point cloud mapping. and environmental awareness.
High-Level Development Support:
Supports both high- and low-level programming. Isaac SIM integration. and autonomous charging capabilities (optional).
Robust Connectivity:
Wi-Fi 6. Bluetooth 5.2. RS485. CAN. Gigabit Ethernet. and multiple USB-C ports for modular system expansion and communication.
Durable Industrial Design:
Operates between -20°C and 55°C with weather-resistant housing and lighting system for outdoor operation.
Technical Specifications
Dimensions:
Standing: 820 mm × 440 mm × 570 mm
Folded: 720 mm × 550 mm × 220 mm
Weight:
Approx. 31 kg (without battery)
Approx. 37 kg (with dual batteries)
Payload Capacity:
Effective Load: 25 kg
Maximum Load: 100 kg
Battery:
Single: 9000 mAh (453.6 Wh)
Dual: 18000 mAh (907.2 Wh)
Battery Life:
5 hours (unloaded) / 3 hours (loaded 25 kg)
Charging Time:
Approx. 1 hour per battery
Movement Speed:
0–3.7 m/s (max ~5 m/s)
Climbing Capability:
Continuous stairs: up to 30 cm
Single step: up to 100 cm
Max slope: 45°
Operating Temperature:
-20°C to 55°C
Computing Power:
8-core high-performance CPU + Intel Core i7 (for user development)
Sensors:
1 × LiDAR. 1 × wide-angle camera (expandable to 2)
Connectivity:
Wi-Fi 6
Bluetooth 5.2
RS485 ×2. CAN ×2. Gigabit Ethernet ×2. USB 3.0 Type-C ×2. 12V/24V/BAT outputs
Additional Features:
Lighting lamp. speaker. microphone
Autonomous charging (optional)
OTA upgrade support
Warranty:
1-year limited warranty
The A2 Standard sets a new benchmark in quadruped robotics—combining industrial-grade hardware. AI-ready computing. and extensive developer support for research. inspection. and automation in real-world environments.









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