The new “22” Series solenoid and air-pilot-operated valves come in three and four-way configurations with /-NPT (F) ports The new “22” Series solenoid and air-pilot-operated valves come in three and ...

For the past 15 years, pilot-operated safety relief valves (POSRVs) have effectively and reliably protected economizers on Section I power boilers in overpressure situations, working in tandem with ...

This paper describes a new principle for pilot-operated hydraulic relief valves. The new, patented feature enables pressure relief valves to not only limit a pressure differential, but also to limit ...

Lee Company’s new High Pressure 500 Pilot Operated Chek is the latest addition to Lee’s line of miniature check valves. This valve acts like a normal check valve until pressure is applied to the pilot ...

Electronics provide precise control of hydraulic actuators, such as this motor from Sauer Danfoss' H1 series. Effectively controlling large forces in hydraulic systems to make access equipment ...