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Proportional valve for dosing hydrogen

Installation of valves in fuel-cell systems in vehicles subjects these valves to extreme environmental conditions, nevertheless they are expected to function flawlessly.

This particular proportional valve is used as pressure-regulation valve. It is perfectly suited for very precise, reliable and repeatable regulation of hydrogen supply in fuel cells. In addition to Staiger’s drain and shut-off valves, this valve is one of the core components of the entire system and has direct effects upon engine performance, hydrogen consumption and fuel cell service life.

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