The slim and space-saving shaft-mounted helical geared motors are a simple plug-on drive unit and optimized for 120 Hz operation on an inverter.

Thanks to the shaft-mounted helical gearbox, they have high permissible radial forces, closely stepped ratios and low backlash.


  • Slim shaft-mounted gearbox in a compact design
  • Shaft dimensions in line with market standard and standardized flanges
  • Can be combined with i510 cabinet, i550 cabinet and i550 protec frequency inverters

Technical data and features

Technical data
0.55 … 22 kW
5 … 4500 Nm
Maximum ratio: i=4640
2-, 3- and 4-stage



MD MH m2x0 m3x0 AC motors mains-operated __v2-0__EN