HVAC

Product DetailsVoltage120/240 VACSize3/4 inConnection TypeThreadedMax Pressure150 PSIUsed WithSteam Boilers, Hot Water BoilersDescriptionSeries 47/47-2  Mechanical Water Feeders/Low Water Cut-Offs.For steam and hot water boilers with cold water...

Product DetailsVoltage120/240 VACSize3/4 inConnection TypeThreadedMax Pressure150 PSIUsed WithSteam Boilers, Hot Water BoilersDescription McDonnell & Miller Water Feeder and Low Water Cut-Off, Mechanical, Series: 47-2, 120 deg F, 60 Hz.For steam and...

Product DetailsMax Pressure50 PSIUsed WithSeries 63 Low Water Cut-OffDescriptionReplacement Head Assembly with No. 2 switch.14260063-HDB072N5NMHHMcDonnell & Miller

Product DetailsMax Pressure (PSI)160 PSIReset TypeAutomaticVoltage (v)120 vPower Consumption3.1 VAMax Temp (F)250 °FDescriptionFor residential and (where codes allow) commercial applicationsElectronic operationEasy to install and wireRed low water...

Product DetailsUsed WithRB-24E-ADescription The UWH-RB-24A is for use on hot water boilers that have a vent damper. 144681UWH-RB-24AB08V5FQDX37435308012043McDonnell & Miller

Product DetailsMax Pressure160 PSIReset TypeAutomaticVoltage24 vMax Temp (F)250 °FUsed WithHot Water BoilersDescription Low Water Cut-Off, 24V, Universal Wiring, For Use With Mfr. Model Number 144692, Fits Brand McDonnell and Miller.Specifically designed...

Product DetailsMax Pressure (PSI)20 PSIReset TypeAutomaticElectrical Ratings (AFL)7.4 A @ 120 VAC, 3.7 A @ 120 VACElectrical Ratings (ALR)22.2 A @ 240 VAC, 44.4 A @ 120 VacVoltage (v)240 VACDescriptionFor boilers of any steaming capacityFor residential...

Product DetailsMax Pressure (PSI)15 (Steam), 160 (Hot Water) PSIReset TypeManualElectrical Ratings (AFL)3.75 A @ 240 VAC, 7.5 A @ 120 VACElectrical Ratings (ALR)43.2 A @ 120 VAC, 21.6 A @ 240 VACVoltage (v)120/240 vMax Temp (F)250 °FDescriptionThe Series...

Product DetailsUsed With67, 69 SeriesDescriptionMcDonnell & Miller model number 6667 is a float head mechanism for model number 61, 67, 69, 70, and 767 controls. Float head mechanisms include everything except a float chamber and head plate. They...

Product DetailsMax Pressure15 (Steam) PSIReset TypeAutomaticElectrical Ratings (AFL)7.2 A @ 120 VAC, 3.75 A @ 240 VACElectrical Ratings (ALR)43.2 A @ 120 VAC, 21.6 A @ 240 VACVoltage120 vMax Temp (F)120 °FDescription The Series PSE-800 probe type LWCO...

Product DetailsUsed With93 Series, 193 SeriesDescription93-HDLS Head Mechanism w/o Switch.16240293-HDLSB008HOS1YS5702568489314McDonnell & Miller

Description94-HDLS LWCO Controller Head (without Switch).For use with commercial and industrial pressure steam boilers.Maintains consistent water level regardless of pressure.For boilers of any steaming capacity...