Universal SMI Worm Gear Units

  • Performance: 0.12 – 4.0 kW
  • Torque range: 21 – 427 Nm
  • Sizes: 5
  • Mounting position: Universal
  • Ratio:  5.00:1 – 3000.00:1

SMI worm gear units provide a high power density and are extremely compact. They have a low-noise torque transmission. Thanks to their simple and effective structure they take up considerably less room than other types of gear unit. SMI worm gear units are available in the following versions: smooth surface, closed surface.


  • Hollow and solid shaft gear units
  • Push-on, flange and foot mounted versions
  • Angled gear units


  • High overload capacity
  • Application-specific versions
  • Soft and quiet running
  • Aluminium housing version for low weight
  • Modular, flexible and versatile application
  • Smooth housing surface for wash-down applications
  • nsd tupH version possible
  • Application-specific versions

Fields of Use

  • Intralogistics
  • Material handling
Nord gear