DESCRIPTION
The Haitai HT3505-J8 is a compact integrated robot joint actuator combining a high-performance brushless servo motor, an 8:1 precision planetary gearbox, and an onboard GDZ34 driver. Designed specifically for robotic joints and intelligent automation, it delivers high torque density, accurate motion control, and reliable communication through CAN and RS485 interfaces.
Its lightweight construction, compact Ø43 mm form factor, integrated 14-bit encoder, and low-backlash planetary reducer make it an excellent solution for humanoid robots, robotic arms, quadruped robots, mobile robots, and precision automation equipment.
FEATURES
- Integrated brushless servo motor with planetary gearbox
- 8:1 precision planetary reduction
- Built-in GDZ34 intelligent driver
- CAN Bus & RS485 communication
- 14-bit high-resolution encoder
- Rated torque 0.78 Nm
- Peak torque 1.95 Nm
- Compact Ø43 mm actuator
- IP54 protection
- Supports external encoder
- Supports optional custom brake
- Low backlash planetary gearbox (15 arcmin)
- Designed for robotic joint applications
TECHNICAL SPECIFICATIONS
| Parameter | Value |
|---|---|
| Model | HT3505-J8 |
| Driver | GDZ34 |
| Motor Type | Brushless Servo Motor |
| Rated Voltage | 24V |
| Operating Voltage | 12–40V |
| Rated Power | 36W |
| Rated Torque | 0.78 Nm |
| Peak Torque | 1.95 Nm |
| Rated Speed | 245 RPM |
| Maximum Speed | 421 RPM |
| Rated Current | 1.5 A |
| Peak Current | 4.04 A |
| Gear Ratio | 8:1 |
| Gear Type | Planetary |
| Gear Material | Aluminum |
| Gear Backlash | 15 arcmin |
| Communication | CAN, RS485 |
| Encoder Resolution | 14-bit |
| Protection Rating | IP54 |
| Working Temperature | -20°C to +80°C |
| Weight (without driver) | 84 g |
| Weight (with driver) | 97 g |
| Size without Driver | Ø43 × 23.6 mm |
| Size with Driver | Ø43 × 30 mm |
| Max Axial Load | 75 N |
| Max Radial Load | 300 N |
APPLICATIONS
- Humanoid Robots
- Robot Joint Modules
- Robotic Arms
- End Effectors
- Quadruped Robots
- Service Robots
- Mobile Robots (AGV / AMR)
- Industrial Automation
- Precision Motion Systems
- Research Robotics
PACKAGE INCLUDES
- 1 × HT3505-J8 Robot Joint Actuator
