
A2 Standard
- Size820mm x 440mm x 570mm
- WeightApproximately 31kg (without battery), approximately 37kg (with dual batteries)
- BatterySingle battery 9000mAh (453.6Wh); Dual batteries 18000mAh (907.2Wh)
- Payload25kg; maximum load capacity: 100kg
| Standing dimensions | 820mm x 440mm x 570mm |
|---|---|
| Folded dimensions | 720mm x 550mm x 220mm |
| Weight | Approximately 31kg (without battery), approximately 37kg (with dual batteries) |
| Effective load capacity | 25kg; maximum load capacity: 100kg |
| Empty load sustainable walking time | 5 hours, range approximately 20km |
| With a payload of 25kg, it can operate continuously for 3 hours, covering approximately 12.5km | |
| Battery capacity | Single battery 9000mAh (453.6Wh); Dual batteries 18000mAh (907.2Wh) |
| Power supply | Dual-bay dual-battery system |
| Single battery charging time | Approximately 1 hour |
| Operating temperature | -20°C to 55°C |
| Movement speed | 0–3.7 m/s (maximum approximately 5 m/s) |
| Stair-climbing capability (maximum continuous stair height): 30 cm | |
| Maximum climbing height (maximum single-step height) | 100 cm |
| Maximum slope angle | 45° |
| Control and computing power | 8-core high-performance CPU (platform functionality) + Intel Core i7 (user development), i.e., built-in computing power of 2 |
| Sensing sensors | 1 LiDAR; 1 wide-angle camera (can expandable to 2) |
| Extra-large joint movement space | Body: -58° to 58°; Thigh: -134° to 180°/-89° to 225°; Lower leg: -158° to -30° |
| Equipped with low-inertia high-speed internal rotor permanent magnet synchronous motors, with dual encoders for joints | |
| Standard configuration | Wi-Fi 6, Bluetooth 5.2; speaker; microphone; lighting lamp |
| External interfaces | RS485 ×2; CAN ×2; Gigabit Ethernet ×2; USB 3.0-Type C (8-core high-performance CPU) ×2; USB 3.0-Type C (Intel Core i7) ×2; power output capability: 12V; 24V; BAT; |
| Supports secondary development at both high and low levels, provides robot models and simulation interfaces, and supports simulation environments such as Isaac Sim | |
| Supports intelligent OTA upgrade | |
| Features | stable obstacle avoidance, point cloud surround view, lighting, high-definition image transmission, autonomous charging (optional) |
| Provides expert-level technical support services, comprehensive development manuals, and ecosystem support | |
Source: Unitree Robotics A2 and A2-W Product product data-2026.7, sheet A2 Series








