Overview
The HIGH TORQUE HTDW-4438-30-NE Motor is a compact high-torque motor module with a 30 reduction ratio, integrated encoder feedback (14-bit input and 14-bit output), and speed/position control-related performance parameters suitable for robotics joints and motion modules. For technical support and pre-sales questions, contact support@rcdrone.top or visit https://rcdrone.top/.
Applications
- Humanoid robots
- Robotic arms
- Exoskeletons
- Quadruped robots
- AGV vehicles
- ARU robots
Key Features
- Model: HTDW-4438-30-NE (HIGH TORQUE)
- Reduction ratio: 30
- Dual encoder feedback: 14-bit input encoder resolution and 14-bit output encoder resolution
- Communication baud rate: 5 Mbps
- Control frequency: 3 kHz
Specifications
| Length and Width | 44mm |
| Height | 40mm |
| Weight | 194g |
| Backlash | <10Arcmin |
| Repeat Positioning Accuracy | <12Arcmin |
| Absolute Positioning Accuracy | <15Arcmin |
| Torque Constant | 0.039Nm/A |
| Number of Pole Pairs | 14 |
| Reduction Ratio | 30 |
| Locked-rotor Torque | 10Nm |
| No-load RPM | 75RPM |
| Rated Torque | 2Nm |
| Rated RPM | 45RPM |
| Rating | 6W |
| Voltage Range | 12-48V |
| Peak Current | 5A |
| Rated Current | 1A |
| Speed Control Accuracy | ±10% |
| Control Accuracy | ±20% |
| Response Time | ≤200us |
| Input Encoder Resolution | 14-bit |
| Output Encoder Resolution | 14-bit |
| Baud Rate | 5Mbps |
| Control Frequency | 3kHz |
Manuals & Documents
- HIGH TORQUE Motor Debugging Assistant User manual (PDF)
- Debugging Manual (PDF)
- 1.2 fdcan Protocol Analysis (PDF)
- User Manual (PDF)
- Installation Drawing (PDF)
- HTDW-4438-30-NE 3D Model (STEP)
Details


Key parameters and installation dimensions for the HTDW-4438-30-NE are summarized for quick integration planning.
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