Logo Made in Germany

Hermann Sewerin GmbH

Booth number: B11

About us

Technology leader for gas and water leak detection equipment
The Sewerin group is an internationally successful, family owned group with its headquarters in Germany. Core business is development, production and distribution of electronic measuring equipment for the gas and water supply and distribution industry.

At the Gütersloh location, the innovative devices move through development, design and production before they are finally ready for the market. Throughout there is a particular emphasis on high quality and functionality. An important factor of success is the production in Germany. An extensive distribution network consisting of sales engineers, subsidiaries and distribution partners in over 80 countries makes success on a global level possible.

Products and services


  • Correlators
  • Electro-acoustic water leak detection
  • Flow analysis
  • Noise logger
  • Tracer gas detectors


  • Gas leak detection indoors
  • Gas leak detection outdoors
  • Gas warning devices
  • Landfill and biological gas
  • Odorisation
  • Test gases and test sets


  • Object detection
  • Pipe location
Aquaphon A200

Aquaphon A200

Electro-acoustic water leak detection

Ideal for detecting leaks in water pipe networks
When it comes to detecting leaks in water pipes by electro-acoustic means, the hearing and experience of the user are paramount. The AQUAPHON® system supports and simplifies this detection process thanks to the outstanding quality of its microphone and measuring technology, intelligent analysis functions and the practical, visual representation of results on the display.


Hermann Sewerin GmbH
Robert-Bosch-Str. 3
33334 Guetersloh

Phone: +49 5241 9340
Fax: +49 5241 934444

Lutz Hoernschemeyer
Export Mananger
Phone: +49 170 2253947

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