WEH® Check Valve TVR1 H₂ - Product family

for installation in H2 vehicles and fueling stations 

With the TVR1 H2 WEH offers a high performance check valve for use with hydrogen.

The check valve system is designed to minimize the effect of dirt particles on the sealing components within the unit. The WEH® TVR1 H2 Check Valve is constructed of corrosion-resistant stainless steel achieving a very durable unit due to its robust internal structure.

Nominal bore (DN)
8 mm
Pressure range
PN = 35 MPa | PS = 45 MPa
Temperature range
-40 °C up to +85 °C
Corrosion resistant stainless steel
(inner components partially made of brass: C1-18485/4)
Sealing material
Hydrogen resistant
Incl. fittings (only for check valves with tube fitting)
Conformity / Tests / Approvals
e1 00 0005 (Regulation (EC) No. 79/2009)
Marketing Features
  • Corrosion resistant stainless steel
  • High leak tightness
  • Low-noise opening and closing
  • Robust construction
Check valve for cars, also suitable for installation in hydrogen fueling stations.
CAD Files
Data sheets
Data sheet EN 209 KB
Data sheet DE 201 KB
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