Rotarex invented fill-stop valves and continues to provide industry leading automotive gas control products. So, when an alternative fuel vehicle manufacturer needs an innovative solution to enable next generation cars, or tank valves, filling valves, a mechatronic pressure regulator and more, they turn to us.
  • CNG
    Find filling valves, tank valves or a mechatronic pressure regulator, check valve, safety valve & more.
  • For LPG vehicles find filling valves, tank valves, level gauges or a safety valve, solenoid gas valve & more.
    Automotive – LPG Vehicles
    Find filling valves, tank valves, level gauges or a safety valve, solenoid gas valve & more.

Today’s Rotarex is the gas control industry’s innovation leader. When companies worldwide need products that enable new technologies and systems, they turn to us. And it’s been that way since our first Ceodeux valves won innovation awards in the 1920’s, propelling us into the top tier of cylinder valve manufacturers. We’ve never stopped inventing, designing, prototyping and manufacturing first-of-a-kind products that solve industry challenges and invent new, safer ways of working.


  • Rapid response R&D infrastructure
  • Applied innovations such as the integrated valve
  • Breadth of technology across regions worldwide
  • Crossover solutions from one application to another

Rotarex Corporate Video

Rotarex Corporate Video

Learn about Rotarex’ premium quality cylinder valves, pressure regulators & gas control equipment…

Rotarex SRG

Rotarex SRG

SRG Schulz + Rackow Gastechnik – LPG valve, LPG pressure regulator & LPG level gauge manufacturer.


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