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The McDonnell & Miller 150S-M is a low-water cut-off device designed to protect boilers and other systems from water shortages. It features a snap switch (#172806), ensuring easy installation and maintenance. The 150S-M offers a reliable and economical solution for boiler safety and prevents costly damage from water level issues.
The 150S-M from McDonnell & Miller is a low-water cut-off (LWCO) device designed to protect your boiler from water level shortages. Its snap switch offers easy installation and maintenance, ensuring your system runs safely and efficiently.
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