Gear Reducers and Gearmotors

Rossi products, spare parts and accessories

Worm Gearmotors Standardfit


  • Universal mounting with lower feet integral with housing, and B14 flange on 2 faces
  • Improved modular construction both for components and assembled products
  • Nickel bronze worm wheels
  • Generous internal space between train of gears and housing
  • Tapered roller bearings on worm shaft
  • Flange for motor mounting integral with housing
  • Higher worm efficiency


  • Interchangibility with major competitors without changing the machine
  • High performance and reliability
  • Long life
  • Excellent low noise running
  • ​​Lower power consumption

Special Features

Size 6 sizes (118 … 742)
Power P1 0.09 … 5.5 kW
Nominal torque TN2 ≤ 670 N m
Transmission ratio iN 6 … 75