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Specific products may differ slightly from the general images shown.
Please consider the technical attributes.
Type Description
The valve 6440 is a servo-assisted piston valve. The stopper and the core guide tube are welded together to increase pressure resistance and leak-tightness. The coils are moulded with highly chemically resistant epoxy. Sliding rings increase the service life for dry gases. Cartridge and flange connections, and solenoids with automotive plugs (IP6K9K), are available for optimised use in fuel cells.
Safety shut-off valve in fuel cell systems and other hydrogen applications
Very compact solenoid valve with reliably high tightness and service life
Available for up to orifice 12 mm and pressure range 40 bar
Available as flange or cartridge variant for quick system integration
Degree of protection IP65 or IP6K9K with automotive plug
To help select the correct product please refer to the technical data, images and notes for proper use found in the data sheet.