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Cycloidal Speed Reducers

Onvio's Dojen™ cycloidal speed reducer is the highest precision servo reducer available on the market. It offers TRUE Zero backlash by combining a compound reduction cam with preloaded, full compliment needle bearing cam followers. All force transmitting components are in constant contact!


Features include:

  • Compound Reduction Cam
  • Compact, pancake design
  • Needle bearing cam followers
  • TRUE Zero Backlash
  • Integral High Capacity Output Bearing
  • Greased for life
  • Optional thru-hole
Cycloidal Speed Reducers - Standard Pancake Reducer

Standard Pancake Reducer

Over 25 years, Onvio's Dojen reducer has been the standard for TRUE ZERO BACKLASH speed reduction — available in 9 frame sizes, 49 standard ratios from 10:1 to 225:1.

Cycloidal Speed Reducers - High Torque Hollow Shaft Reducer

High Torque
Hollow Shaft Reducer

Onvio's new HT series offers 20% higher torque and a large diameter hollow shaft for passing wires, etc. – available in 3 frame sizes, 10 standard ratios from 25:1 to 225:1.


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