Hermetically sealed pressure switch with composite actuation...
High current high voltage switch structure with conductive pisto
High direct and alternating current switch
High pressure differential switch device
High speed hydraulically-actuated operating system for an electr
Holding device for piston position detector
Hydraulic actuator for an electric circuit breaker
Hydraulic brake warning switch
Hydraulic driving device for an electric pressurized-gas switch
Hydraulically-activated operating system for an electric circuit
Hydraulically-actuated operating system for an electric circuit