Mcdonnell & Miller 51-2, Mechanical Water Feeder w/ #2 Switch (LWCO Function)

51-2 Mechanical Water Feeders/Low Water Cut-Offs Product Features For low pressure steam and hot water boilers larger than 5,000 sq. ft. (465m sq.) capacity with cold water feed Quick-change replaceable cartridge valve and strainer Comes with a No. 2 switch to add low water cut-off function Maximum water supply pressure 150 psi (10.5 lg/cm sq.) Maximum inlet water temperature 120 degrees F (49 degrees C) Maximum vessel pressure 35 psi (2.5 kg/cm sq.) Optional features Manual reset Float block Proportional feed action