Welcome

You entered the homepage of PTL Hermann, a leading manufacturer of vibrating level switches. The products for detecting the filling level in all kinds of bins, silos and hoppers get developed and manufactured here at PTL for worldwide distribution.

Our advantages:


  • experience in the field of level control for more than 3 decades
  • unique products with patented single rod design
  • highest quality: development and production according to DIN EN ISO9001:2015
  • all products made in Germany, manufactured in our facilities in Rheinfelden
  • ATEX approval for gas- and dust-explosive atmospheres according to ATEX directive 2014/34/EU
  • worldwide satisfied customers

Have a look at our unique products and get convinced of all the advantages they offer to you.