Medium- and Heavy duty marine gearboxes are designed for a power range from 10kW- 3.000kW and a ratio's between 1,5 and 20:1.

HCQ- / HCA- / HCM- and HCV-series light high-speed marine gearboxes are designed for a power range from 20kW- 2.300kW and a ratio's between 1,5 and 3,5:1.