GEMÜ Group has achieved certification for several butterfly valve series in accordance with DIN EN 13774 and DVGW-CERT ZP4110 standards. Testing conducted by DVGW confirms the valves’ suitability for use with gaseous hydrogen.
Certified models include the GEMÜ R480, R481, R487, R488 Victoria, as well as the R470, R471, R477, and R478 Tugela series. The approval covers all body variants and pressure ratings, enabling deployment across a broad range of hydrogen-related applications.
These valves are suitable for electrolysis systems, fuel cell installations, power-to-liquid plants, and hydrogen distribution networks. They also support auxiliary processes such as cooling water and gas treatment systems. Designed for compact installation, fast switching, and compatibility with multiple media, the certified valves provide reliable isolation and control in hydrogen environments.
GEMÜ Group is a Germany-based manufacturer of valves, measurement, and control systems for liquids, vapors, and gases. Founded in 1964, the company has grown into a global leader in sterile process and fluid control applications. GEMÜ products are widely used in industries such as pharmaceuticals, biotechnology, food and beverage processing, chemical manufacturing, semiconductor production, and industrial automation.
The company’s portfolio includes diaphragm valves, butterfly valves, globe valves, control valves, and advanced automation components designed to ensure precise flow control and high operational safety. GEMÜ is particularly recognized for its expertise in hygienic and aseptic applications, where strict regulatory and quality standards apply.
Operating with multiple production sites worldwide and an international sales network spanning over 50 countries, GEMÜ combines engineering expertise with customer-focused solutions. The company invests consistently in research and development to enhance digital services, smart valve technology, and automation integration.
With a workforce of more than 2,500 employees globally, GEMÜ continues to expand its presence in emerging sectors such as hydrogen infrastructure and sustainable energy systems, reinforcing its commitment to innovation, reliability, and long-term industrial partnerships.
