LPG Products
Product Applications

Combining vision and technical excellence, Rotarex SRG has a proud history of developing LPG valves and LPG regulators that solve customer challenges and invent new ways of working. Products such as our clip-on valves/regulators, 80% fill stop valves and OPDs have transformed LPG industry safety and productivity. Now, we're leading the way in leveraging the latest digital technologies to achieve better accuracy, safety and performance.


  • World-class engineering teams
  • Access to vast R&D resources of the Rotarex Group
  • Decades of experience
  • Global service

Rotarex SRG is a business unit of Rotarex SA, manufacturer of cylinder valves, pressure regulators, fittings & equipment for safe, precise gas control in many different applications.

Rotarex Corporate Video

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

Rotarex SRG is a world leading manufacturer of LPG and propane valves, LPG and propane regulators plus LPG and propane level gauges for large tank, portable cylinder, automotive and forklift applications.

Rotarex SRG Company Video

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

The MLD low propane fuel gauge from Rotarex SRG measures the content of LPG/propane remaining in the cylinder and alerts the driver when it is time to change it.

Forklift Propane Fuel Gauge

Learn how MLD saves time & money by alerting driver when cylinder is low.

The MLD low propane fuel gauge from Rotarex SRG is easy to install.

How to Install MLD

See how easy it is to install the MLD LPG & propane forklift low propane fuel gauge.