Welcome!
You entered the homepage of PTL Hermann, a leading manufacturer of vibrating level switches.
  • more than 35 years of experience in the field of level control
  • unique products with patented single rod design
  • highest quality: development and production according
    to DIN EN ISO9001:2000
  • all products made in Germany, manufactured in our facilities in Rheinfelden
  • dust-ex approval according to ATEX directive 94/9/EC
  • worldwide satisfied customers
Have a look at our unique products and get convinced of all the advantages they offer to you.