The Spartan Scientific Series 4700 valves are 2 way, 2 position, normally open or normally closed, pilot diaphragm operated solenoid valves specifically designed for high flow, high pressure applications such as condensation removal, carwashes, autoclaves and irrigation control. These valves, with orifice sizes of 20mm to 25mm and port sizes of ¾” and 1.0″ NPT […]