Single worm gearboxes, consisting of a single reduction stage through a worm/helical wormwheel pair, with reduction ratios between 7/1 and 100/1. The range of single worm gearboxes consists of 6 sizes, ranging from 030 to 086.

The product designation is as follows:

  • VTS single gearbox, with PAM pre-arrangement
  • VES single gearbox with solid input shaft