SOLENOID OPERATED DOUBLE SELECTOR VALVE Dual 12 volt DC solenoid operated double selector/multiplier valve. Ideal for use with tractor remotes and directional control valves for controlling two different cylinders. One normally open and one normally closed circuit allows operator to control one cylinder with no power to selector valve. To select the other cylinder, both solenoids are powered. This operation allows selection to be done by a single pole single throw pushbutton or toggle switch.