McDonnell & Miller 63-B Low Water Cut Off 323055-751 helping maintain system efficiency and

helping maintain system efficiency and preventing premature wear on motor shafts

Are any special tools or lubricants required

Built with a totally enclosed motor housing

ensuring a seamless fit without the need for extensive field modifications

and units produced before Jan 2003

McDonnell & Miller 63-B Low Water Cut Off 323055-751 helping maintain system efficiency andThe McDonnell & Miller 63 B (Part Number 142700) is a heavy duty, float operated mechanical low water cut off engineered for reliable performance in residential and commercial hot water and steam boilers. As a veteran grade boiler safety control, this unit features an automatic reset and a 1" NPT threaded connection, rated for a maximum pressure of 50 PSI. The integrated float block design ensures stable operation by reducing float movement caused by