McDonnell & Miller 42S Controller THPU32HP7Y Common Questions Is the 68M64

Common Questions Is the 68M64 cross-compatible with older Lennox part numbers

this ignition cable features a Rajah connector on one end and a 1/4-inch quick-connect terminal on the other

ensuring the system remains in full compliance with local plumbing codes and safety regulations

It only closes when the solenoid coil is energized

or 250V unit

McDonnell & Miller 42S Controller THPU32HP7Y Common Questions Is the 68M64The McDonnell & Miller 42S Controller (Part Number 129302) is a critical float operated combination low water cut off (LWCO) and pump controller designed for residential, commercial, and industrial steam boilers. Engineered for systems with a separate water column, this steam boiler water level control features dual SPST snap action switches that provide reliable automatic reset functionality. The 129302 pump controller handles a maximum operating