The 61 Low Water Cut-Off by McDonnell Miller is an essential safety device for steam boilers, available in bulk (QTY 12+). This unit features a durable brass body with a 1/2" NPT connection, ensuring compatibility with standard piping. Designed to operate in temperatures up to 250°F and pressures up to 15 PSI, it automatically shuts down the boiler when water levels drop, preventing damage and enhancing safety in industrial and commercial applications.
