For low pressure steam boilers with cold water feedEliminates necessity to manually add water to the boilerCan be used with mechanical or electronic low water cut-off controlsQuick-change replaceable cartridge valve and strainerManual feed buttonModel 101-A features a 120 VAC solenoidMaximum water supply pressure 150 psi (10.5 kg/cm2)Maximum boiler pressure 25 psi (1.8 kg/cm2)Maximum inlet water temperature 120°F (49°C)Maximum power consumption40 VA at 120 VAC ...