H2 Venting Valve

  • Integrated PRV
  • Customized interface
  • Different connectors available
  • Suitable for DI & PFI applications
  • Voltage-controlled actuation

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The H2 Venting Valve is a specialized valve designed for efficient hydrogen venting in various applications. It features an integrated pressure relief valve (PRV) and is voltage-controlled, ensuring precise operation. The valve is suitable for use in fuel cells, electrolyzers, H2 ICE (hydrogen internal combustion engines), DI (direct injection), and PFI (port fuel injection) systems. It operates within a nominal diameter of 2.2 mm, a voltage range of 22 to 32 V, and a peak current of 0.6 A. The valve can handle inlet pressures up to 30 bar and has a burst pressure of 110 bar, making it robust for high-pressure environments. It provides a hydrogen flow rate of 35 kg/h at a pressure drop of 13 bar and is engineered to function in extreme temperature ranges from -40 to 125 °C. With an IP6K9K protection class, it is highly resistant to water and dust ingress. The valves fast response time of approximately 20 ms ensures quick and reliable performance, while its minimal hydrogen leakage of 1E-4 mbar l/s highlights its efficiency and safety. This product is ideal for applications requiring precise and safe hydrogen management.

Use Cases

  • Fuel cell
  • Electrolyzer
  • H2 ICE

Capabilities

  • Venting valve with integrated PRV
  • Customized interface
  • Different connectors are available e.g. Deutsch, DIN, etc.
  • With burst pressure ranging up to 110 bar
  • Hydrogen flow rate of : 35 kg/h @ ∆p = 13 bar
ETO GRUPPE TECHNOLOGIES GmbH ETO GRUPPE is a global leader in high-precision electromagnetic actuators, sensors, and valves with over 75 years of engineering expertise. Through its specialized Hydrocene portfolio, the company provides mission-critical components for the entire hydrogen value chain, including fuel cell systems, electrolyzers, and industrial applications. ETO combines automotive-grade reliability and high-volume production capabilities with specialized hydrogen standards like IP6K9K protection. As a six-time TOP 100 innovator and a foundation-managed enterprise, the group is committed to achieving full climate neutrality by 2039 and maintaining a safety-first culture. Their modular technical solutions ensure precise control and measurement for both high- and low-pressure hydrogen environments.

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