Parallel Thumb Motors
Model: GM24005-04
Leveraging ZHAOWEI’s advanced micro drive systems, these Thumb-side linear motor combine high-performance micro motors with precision gear transmission to deliver smooth, stable, and highly responsive motion control. The parallel drive structure enables optimized force distribution and improved synchronization, enhancing the overall grasping capability of robotic hands.
- Diameter
- 12mm
- Voltage Range
- 12VDC
- Reduction Ratio
- 4:1
- Weight
- 40g
- Stroke Time
- 54±15%mm/s
- Stroke
- 7mm(MAX)
- Torque
- 30±15%N
- Operating Temperature
- -40~+85℃
Application:
·Humanoid Robots ·Robotic dexterous hand ·Prosthetic Hands
·Service Robots ·Industrial Robotic Grippers ·Medical & Surgical Robotics
·Research & Education Robotics and etc.

Actuator parameters:
| Gearbox Stages | 2 | / |
|---|---|---|
| Voltage | 12 | VDC |
| No-load Current (Max) | 0.1 | A |
| NO-load Moving Speed | 75±15% | mm/s |
| Route (Max) | 6 | mm |
| Rated Push/Pull Force | 30 | N |
| Rated Current (MAX) | 0.5 | A |
| Rated Moving Speed | 54±15% | mm/s |
| Maximum Instantaneous Push/Pull Force(Max) | 90 | N |
| Reduction Ratio | 4 | / |
| Boundary dimension | 12*24 | mm |
| Actuator Length | 28 | mm |
| Recommended temperature range | -40~+85 | ℃ |
| Weight | 40 | g |
* The above specifications are subject to change without prior notice. They are for reference only and can be customized as required.
Drawing:









