Over 80 years of innovation and technical excellence

Schulz + Rackow Gastechnik GmbH has its foundation in 1934 and ever since, SRG is following the same ideas as the first day:

  • Safety
  • Reliability
  • Continuous improvement
  • Custom developments
  • Responsive service from a dedicated team
  • Global player

1934 - 1940: the beginning

Schulz + Rackow Gastechnik GmbH was created the same year Willi Rackow invented and patented the original quick coupling system for cylinder valves and regulators for the use with LPG ( Liquefied Petroleum Gas). The driving force behind the patent was to improve safety of LPG valves and regulators.


This was known as the Jumbo System and all future designs for quick connection systems stemmed from this original ground breaking design which has since been recognized as the international standard in the LPG industry. SRG still follows the motto to continuously improve safety and reliability of all its products.

  • 1934: The first patent is made for the clipon valve

  • 1938: Patent is made for the clipon regulator

  • 1940: More patents around the clipon valve and regulator are made

  • The first clipon regulator

1940 - 1995: growing up

SRG continuously expands its range of products: Handwheel valves for portable cylinders, tank equipment for large domestic tanks, float level gauges, Safety valves.
  • Development of new custom solutions for various clients, like the Compact system, the Snap- tight or the bayonet system

  • 1980: SRG extends its range of quick coupling valves, cylinder valves, level gauges and regulators

1995 - 2000: SRG becomes part of RegO

2000 - Present: A new millenia

A new start for SRG
  • 2000: In the year 2000 SRG joined the highly prestigeous Rotarex Group who are based in Luxembourg. The ROTAREX Group was founded in 1922 by the grandfather of the current owner and President of the company, Mr. Jean Claude Schmitz.

  • 2009: SRG and LPGtec merge to combine development resources and knowledge and create a vast range of LPG products used in all domains.

  • 2017: SRG also takes over the Automotive LPG products from Rotarex Automotive and now handles all LPG products from the Rotarex Group. R&D ,Machining and assembly are done in Germany, Luxembourg and Czech republic SRG can also fall back onto the Rotarex group knowledge and expertise to develop digital systems such as a very precise fully electronic level gauge with no moving parts. The Rotarex Group internationally renowned as a market leader can take care of all your other Non-LPG gas product needs. Rotarex today has the broadest product range of all gas equipment manufacturers and can cover nearly every domain and every gas type. If we do not have the product you need, the Rotarex group can develop and manufacture it for you to your custom needs. The Group is truly international and includes a number of production and sales units in Europe – Luxembourg, France, Germany, Czech Republic, Netherlands – USA, Brazil, China.

SRG INNOVATION. PRODUCING BREAKTHROUGH LPG PRODUCTS FOR OVER 80 YEARS.

This low-pressure regulator is suitable for grill and heating. Equipped with a pressure gauge, it’s easy to check the remaining gas level as well as a possible leak. This safety regulator is a combination of 2 pressures regulating stage connected in series. If the designated, first pressure regulating stage fails, the second one takes charge of the pressure regulation.

  • Leak test: use the indicator to perform a reliable leak check
  • Indication of the remaining quantity
  • Overpressure safety: 2 pressures regulating stages connected in series

Videos

Rotarex SRG Niederdruckregler (2-stufig) Typ530

Rotarex SRG Niederdruckregler (2-stufig) Typ530

ROTAREX DIMES Camping Gas control

ROTAREX DIMES Camping Gas control

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.

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