Solenoid Valve Hot Water Solenoid Valve 2-Way/2-Position Normally Closed Media - Valves Hot Water Pipe Size - Valves 3/8 in Min Operating Pressure Differential 5 psi Max Operating Pressure Differential Hot Water 125 psi Environmental Rating - Valves Indoor Outdoor Voltage 110V AC 120V AC Coefficient of Volume 3.0 Body Material - Valves Brass Coil Insulation Class F Orifice Dia 5/8 in NEMA Rating 1 2 3 3S 4 4X Max Fluid Temp Hot Water 210 Degrees F