UNIVERSAL SI Worm Gear Motor


UNIVERSAL SI Worm Gear Units provide a high power density and are extremely compact. They are characterised by having low-noise torque transmission. Thanks to their simple and effective structure they take up considerably less room than other types of gear unit.

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Modular and flexible

  • Performance: 0.12 – 4.0 kW
  • Torque range: 21 – 427 Nm




Sizes: 5
Mounting position: UNIVERSAL
Ratio: 5.00 – 3,000.00 : 1





  • 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
  • Optional 10:1 helical input stage and compound worm assemblies
  • Modular, flexible and versatile application
  • nsd tupH version possible
  • Oversized output bearings for high load capacity