Solenoid Valve, Valve Ways 2-Way, Valve Starting Configuration Normally Open, Valve Type High Flow, Nominal Pipe Size 1 1/4 in, Orifice Diameter 1 5/8 in, Body Material Aluminum, Coefficient of Volume (Cv) 33, Operating Pressure Differential Air/Inert Gas – Maximum 25 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