The RITTER Group

RITTER · Made in Germany
Dr.-Ing. RITTER Apparatebau GmbH & Co. KG
Coloniastrasse 19-23
44892 Bochum

Tel +49-234-92293-0
Fax +49-234-92293-50
RITTER · Made in Germany
PO Box 824
29662 Mauldin, South Carolina

Tel +1-914-646-8811
Fax +1-800-660-4657
RITTER · Made in Germany
6-liniya V.O. 37, 48
199004 St. Petersburg

Tel +7-92-194-40471
Fax +7-92-194-40471

Industries & Business Segments

Petrochemical Industry - oil pump

Petrochemical Industry (R&D labs)

Chemical Industry - industrial plant

Chemical Industry (R&D labs)

Ruhr-University Bochum


Wind turbine in cornfield

BioGas Research & Development

Coal Mining Industry - miners underground

Coal Mining Industry (Quality labs)

Steel production Industry - steel worker

Primary steel production Industry (Quality labs)

Driving car - rear view

Car Manufacturers (R&D labs)

Partner & Credentials

History & Development

Historical Milestones

  • 01.07.1951 · Foundation of the „Wilhelm Ritter Company“ by Wilhelm Ritter

  • 1958 · RITTER manufactures the first gas meter fully made out of plastics

  • 1986 · Take-over of management by Dr. Joachim Ritter

  • 1996 · Invention of “High Precision Level Indicator” for drum-type meters (patented)

  • 2000 · RITTER introduces the »MilliGascounter« being the smallest volumetric gas meter world-wide

  • 2012 · Biogas branch (Research & Development): Biogas Batch Fermentation System »BBFS«



  • Leading manufacturer of Laboratory Gas Meters world-wide

  • Distributor network in all industrial countries

  • Volumetric measurements of gas flow rates from 1 ml/h to 18,000 ltr/h

  • Repeatability of RITTER Drum-type Gas Meters better than 0.05% (measurements at PTB)

  • Calibration of gas volume with an uncertainty of 0.5 %

What customers say about RITTER:

  • »You‘ll find a wide range of data sheets on our website. Take a look and you will notice our large worldwide distributor network that is ready to help you select the best meter for your needs!«
  • »You can reach more than 75 RITTER distribution partners directly through our website!«
  • »The RITTER Multiple Sonic Nozzle Calibration System is an enormous help – increasing and ensuring the knowledge about our measurement skills!«
  • »As the head of a Research & Development Department, know-how and precision are essential for me. RITTER Gas Meters provide both – a real plus for my work!«