Solutions for the Automotive Industry
WEH® Quick Connectors, Refueling Components & High-Pressure Technology
The automotive industry is under immense innovation pressure: increasing efficiency, reducing emissions, and advancing alternative drives. OEMs and suppliers need reliable components – for test benches as well as for refueling. For decades, WEH® has been providing proven quick connectors for pressure and leak testing, high pressure solutions and H2 and CNG components – delivering greater safety, shorter cycle times, and certified “Made in Germany” quality.
Discover how our products accelerate your testing processes, safely handle the highest pressures, and ensure efficient refueling of hydrogen and CNG vehicles – from road vehicles to industrial applications.
Common applications
Pressure and Leak Testing in the Automotive Industry
Fast, safe, reliable: With WEH® quick connectors, you can test lines, transmissions, steering systems, or electric batteries in seconds – completely without screwing.
Functional testing of engines
Refueling H2
Safe, intuitive, powerful: WEH® Hydrogen Components enable efficient hydrogen refueling at 35, 70, or 25 MPa – for fueling stations and vehicles of all classes.
Refueling CNG
Proven worldwide: With the NGV1 system co-developed by WEH, you rely on advanced CNG components offering maximum safety, durability, and ease of use – from passenger cars to heavy-duty trucks.
High-pressure testing
Extremely reliable under extreme pressure: high pressure components from WEH® ensure secure testing processes up to 10,000 bar – ideal for laboratories, industry, and mechanical engineering.
High-pressure hydraulic application
For stable connections under the highest loads: Components from WEH provide durable and secure solutions for high-pressure hydraulic systems in continuous industrial operation.
Filling of hydrogen tanks
Efficient, safe, fast: The WEH® Hydrogen Quick Connector simplifies the filling of hydrogen trailers – no screwing, no training required.
Your solution starts here: Our products & systems
WEH<sup>®</sup> Quick Connectors – Simple Connections for Testing & Filling
With WEH® Quick Connectors, you can create pressure-tight connections in seconds – completely without screwing. Ideal for testing and filling processes on pipes, threads, hoses, or fittings in series production, development, and maintenance.
✔ Easy handling
✔ High process reliability
✔ For media connections & test connections
Ultra High Pressure Solutions – safe. durable. versatile.
The components and systems from WEH® are designed for extreme demands up to 10,000 bar / 150,000 psi – featuring Cone & Thread connections and maximum leak-tightness even under the harshest conditions.
✔ High-quality materials
✔ High flow rates
✔ For hydraulics, isostatics & more
Hydrogen Refueling Components – Safe Hydrogen Refueling
For hydrogen fueling stations and vehicles, WEH® offers a comprehensive portfolio of components – from fueling nozzles and breakaway couplings to hoses and filters, as well as vehicle-side receptacles and check valves.
✔ Optimized flow performance
✔ Intuitive handling
✔ Certified safety at 25 / 35 / 70 MPa
CNG Refueling Components – Proven. Robust. In Use Worldwide.
WEH® is the developer of the globally established NGV1 standard – and today offers a broad portfolio of CNG refueling components: from fueling nozzles, breakaway couplings, hoses, and filters for fueling stations to receptacles and check valves for vehicles of all classes.
✔ Designed for daily use
✔ Highest safety standards
✔ Low maintenance & long-lasting
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