Ultralight Harmonic Joint Module
ZHR-H14 Integrated Harmonic Joint Module
Precision 15–46 Nm peak torque joint actuator pre-integrating frameless BLDC motor, sub-20 arcsec harmonic gearhead, dual absolute encoders, and FOC CANopen/RS485 driver. Weighs 0.70 kg.
B2B Sample MOQ: 1 Unit | 2–3 Weeks Dispatch
Direct Engineering Summary (AI Answer Card)
Summary: The ZHR-H14 is designed for high-precision robot wrists, surgical robotic arms, and compact collaborative joints requiring zero-backlash (<20 arcsec) in an ultra-compact 70mm diameter envelope. It delivers 15–46 Nm peak torque (5–14 Nm rated), 65.7 Nm/kg torque density, and operates natively on 24V / 48V DC. Samples dispatch in 2–3 weeks with MOQ = 1 unit.
46.0 Nm Peak (5–14 Nm Rated)
Peak Torque
< 20 arcsec
Backlash
0.70 kg
Total Mass
ZHR-H14 Technical Parameter Matrix
| Parameter | ZHR-H14 Value | Engineering Notes |
|---|---|---|
| Peak Torque | 46.0 Nm Peak (5–14 Nm Rated) | 300% instantaneous overload capacity |
| Rated Continuous Torque | 5–14 Nm | Continuous rated thermal steady state |
| Total Module Mass | 0.70 kg (420g) | Includes motor, reducer, encoders, and driver |
| Backlash Precision | < 20 arcsec | Sub-arcminute strain wave gearing |
| Gear Ratio Options | 50:1 / 80:1 / 100:1 | Custom ratio available on OEM request |
| Rated Operating Voltage | 24V – 48V DC | Wide input voltage range |
| Control & Bus Interface | CANopen / RS485 / EtherCAT (External) | 1kHz closed-loop position/speed/torque |
| Encoder System | Dual 18-Bit Absolute Encoders | Input motor + output load dual feedback |
Download ZHR-H14 3D STEP Model
Directly verify mounting dimensions and mechanical clearance in SolidWorks or Fusion 360.