Techsoft MJBX Force-Controlled Rotary Joint Module Series
Vendor: Techsoft Robots
Product: MJBX
The MJBX series from Techsoft Robots (Shenzhen Techsoft Intelligent Robot Co., Ltd.) is a force-controlled rotary joint module family for humanoid robots, integrating a harmonic reducer, optional 1-axis torque sensor, driver, dual encoders, motor and permanent-magnet brake; four frame sizes span 70/80/90/110 mm diameters at 0.84-2.3 kg, with 13.5-133 N·m average load torque, 376 N·m peak instantaneous torque, 80 rpm max speed and <60 arcsec repeatability; 48 V supply, 17-bit absolute encoder, EtherCAT/CANopen, IP40, 20,000 h reducer life, OEM/ODM available for rapid humanoid, bipedal and heavy bionic robot builds.
| Weight | 0.84 / 1.2 / 1.5 / 2.3 kg |
| Encoder | 17-bit absolute + 8000 P/R incremental |
| Voltage | 48 VDC |
| Protocol | EtherCAT / CANopen |
| Variants | MJB14T / MJB17T / MJB20T / MJB25T |
| Ip Rating | IP40 |
| Max Speed | 80 / 58 / 50 / 29.1 rpm |
| Integration | harmonic reducer + optional torque sensor + driver + dual encoder + brake |
| Reducer Life | 20000 h |
| Repeatability | <60 arcsec |
| Joint Diameter | 70 / 80 / 90 / 110 mm |
| Avg Load Torque | 13.5 / 49 / 80 / 133 N·m |
| Reduction Ratio | 100 / 120 |
| Max Instant Torque | 66 / 107 / 182 / 376 N·m |
