Humanoid Robot Actuator BOM Teardown: 2025 Supply Chain Analysis
· RoboMatrix Research verified
humanoid actuator BOM supply-chain cost-analysis
Complete BOM cost breakdown of humanoid robot joint actuators based on interviews with 12 core suppliers.
Background
The core cost of humanoid robots is concentrated in joint actuator modules. This report systematically breaks down the full-body joint actuator BOM cost based on in-depth interviews with 12 core suppliers worldwide.
Key Findings
- Full-body actuator BOM cost per unit: $6,200 - $9,400 (depending on DOF count)
- Harmonic drives account for 35-42% of per-joint cost
- Chinese domestic alternatives have reduced certain joint costs by 20-30%
Cost Matrix
| Component | Unit Price ($) | Share | Domestic Rate |
|---|---|---|---|
| Harmonic Drive | 110-350 | 35-42% | 60% |
| Frameless Torque Motor | 70-250 | 25-30% | 45% |
| Encoder | 28-85 | 8-12% | 30% |
| Driver Board | 20-55 | 6-10% | 75% |
| Structural Parts | 14-42 | 5-8% | 90% |