Description:Cat® Solenoid Valves are used to replace manual valves or for remote control. Solenoid valve function involves either opening or closing an orifice in a valve body, which either allows or prevents flow through the valve. A plunger opens or closes the orifice by raising or lowering within a sleeve tube by energizing the coil.Application:Cat® Solenoid Valves are used in Cat machine to provide valve controls of Cat hydraulic systems. Consult your owner's manual or contact your local Cat dealer for more information.