The ERmaster gearboxes are the CMD standard range of parallel helical gears, for use in horizontal or vertical configuration.


  • Gears are made of high quality case hardened steel, designed for 100,000 h lifetime. 

  • Weight : from 30 kg to 20 tons 

  • Reduction ratio up to 500 

  • Range from 1 to 4 reduction stages 

  • Catalog torque : from 10,000 to 1 million Nm. 

  • Cast iron casing, optimized by finite elements calculation. Welded casing for special applications. 

  • Optimized bearings, selected from first class bearing suppliers. 

  • Lubrication by splash or with lubrication unit. 





  • High lifetime 

  • Very good efficiency 

  • Low noise level 

  • Special reduction ratio on request