Fuel Gas Solenoid Valve Fuel Gas Solenoid Valve 2-Way/2-Position Normally Open Pipe Size - Valves 3/4 In. Min Operating Pressure Differential 0 psi Max Operating Pressure Differential Air/Inert Gas 150 psi Max Operating Pressure Differential Light Oil 125 psi Max Operating Pressure Differential Water 150 psi Voltage 110/120VAC Coefficient of Volume 5.5 Coil Insulation Class F Max Operating Pressure Differential 125 psi Orifice Dia 3/4 In. 295 000 BtuH