Kaiserdrive KGU-08C Harmonic Integrated Joint Module (7 N·m rated)
Vendor: Kaiserdrive
Product: KGU-08C
Jiangsu Kaiserdrive (subsidiary of Leaderdrive Harmonic Drive, STAR-688017) KGU robot joint module, model KGU-08C: 7 N·m rated / 16 N·m max torque, 35/55 rpm rated/max speed, 30 W rated power, 48VDC, ratio 1/101. Integrated harmonic reducer + frameless torque motor + built-in EtherCAT/CANopen servo driver + dual 20-bit single-turn absolute encoders (BiSS-C), 69 arcsec positioning / 15 arcsec repeatability, Φ6.5mm hollow shaft, Φ52×56mm envelope, only 0.35kg, optional power-off holding brake. For lightweight humanoid-arm joints (payload/weight ratio near 1:1); smallest joint under 350g.
| Bus | EtherCAT / CANopen |
| Model | KGU-08C |
| Weight | 0.35 kg |
| Encoder | 20bit （BiSS-C） |
| Reducer | （ 1/101） |
| Voltage | 48VDC（ 24VDC） |
| Dimensions | Φ52×56 mm |
| Gear Ratio | 1/101 |
| Peak Speed | 55 rpm |
| Protection | （F ） |
| Peak Torque | 16 N·m |
| Rated Power | 30 W |
| Rated Speed | 35 rpm |
| Vendor Site | https://www.kaiserdrive.com |
| Hollow Shaft | Φ6.5 mm |
| Rated Torque | 7 N·m |
| Repeatability | 15 arcsec |
| Positioning Accuracy | 69 arcsec |