Solenoid Valve Valve Ways 2-Way Valve Starting Configuration Normally Closed Valve Type High Flow Nominal Pipe Size 1/2 in Orifice Diameter 5/8 in Body Material Brass Coefficient of Volume (Cv) 4 Operating Pressure Differential Air/Inert Gas - Maximum 150 psi Operating Pressure Differential Fuel Gas - Maximum Not Applicable Seal Material NBR Voltage 110V AC 120V AC Operating Pressure Differential Fuel Oil - Maximum Not Applicable Coil Enclosure Watertight