McDonnell & Miller 64-B Low Water Cut Off THPU32HP7Y for specific HVACR chemical compatibility

for specific HVACR chemical compatibility or steam

allowing technicians to quickly bleed the system during initial setup or after fuel depletion

This motor requires a 10 MFD / 370 VAC run capacitor for proper induction and operation

technicians can guarantee a professional-grade termination that protects the 14 to 22 AWG wiring typically found under the actuator’s removable access cover

McDonnell & Miller 64-B Low Water Cut Off THPU32HP7Y for specific HVACR chemical compatibilityThe McDonnell & Miller 64 B Low Water Cut Off (Part Number 143800) is a heavy duty mechanical safety control engineered for both hot water and steam boilers. As a veteran grade float type LWCO, this unit provides essential protection against dry firing by interrupting the burner circuit if the water level drops below a safe threshold. It features a robust 1" NPT connection and is rated for a maximum boiler pressure of 50 PSI. The integration of dual