McDonnell & Miller 67 Low Water Cut Off R-410A making it compatible with high-head

making it compatible with high-head commercial pump systems

This transformer features a 208/240V primary voltage and a 24V secondary voltage

the P74FA-1 is technically identical to the P74FA-1C model

The integrated 30-second post-purge and inducer blower relay allow for effective venting of flue gases after the heating cycle concludes

facilitating accurate circuit making and breaking

McDonnell & Miller 67 Low Water Cut Off R-410A making it compatible with high-headThe McDonnell & Miller 67 Low Water Cut Off (Part Number 149400) is a mechanical float operated control engineered for reliable steam boiler protection in residential and commercial applications. Designed for a maximum pressure of 20 PSI, this auto reset unit features quick hook up fittings for efficient installation directly into gauge glass tappings. The 3 4" NPT connection and large float chamber facilitate stable operation, while dual 120V