McDonnell & Miller, a brand under Xylem Inc., specializes in engineering and manufacturing safety devices for steam and hot water boilers, including low water cut-offs, flow switches, and liquid level controls.
Established in 1924, McDonnell & Miller has been a leader in providing reliable safety solutions for boiler systems. Their product offerings include:
Low Water Cut-Offs: Devices designed to prevent boiler operation during low water conditions, ensuring safety and preventing damage.
Flow Switches: Instruments that monitor liquid flow and can initiate actions such as shutting down equipment or triggering alarms if flow rates fall outside set parameters.
Liquid Level Controls: Systems that maintain and monitor appropriate liquid levels within boilers and other equipment.
In 2011, McDonnell & Miller became part of Xylem Inc., a global water technology company, enhancing its capabilities and reach in the industry. The brand continues to innovate, offering products like the GuardDog® series of low water cut-offs, which provide advanced control in compact designs. With a century-long legacy, McDonnell & Miller remains committed to safety and reliability in boiler operations.
The McDonnell & Miller 150E is a float-type, combination low water cut-off and pump controller designed for commercial and industrial steam boiler applications, providing continuous protection against low water conditions and facilitating pump control.
