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 Suitable for use with potable water, this durable REDHAT solenoid valve features a rugged design that provides long life and low internal leakage. Flow through an orifice is shut off or allowed by the movement of the core when the solenoid is energized or de-energized.