McDonnell & Miller 750MT-120 Boiler Low Water Cut-Off

Boiler Low Water Cut-Off for the McDonnell & Miller 750MT-120 delivers dependable boiler protection for commercial and industrial systems. With electronic actuation, this low water cutoff precisely detects water levels and initiates a safe shutdown to prevent damage, ensuring reliable operation in demanding environments. Designed for steam and hot water media, it provides a robust solution for general-purpose boiler control and safety.

• Electronic actuation with automatic reset for seamless protection
• Compact enclosure: 6-3/8" L x 2-9/16" W x 5-1/8" H (NEMA 1)
• Input: 120 VAC, 50/60 Hz; 125 VA
• Current rating: 7.5 A full load; 43.2 A locked rotor
• Media handled: Steam and hot water
• Sensitivity: 20,000 ohms
• UL-listed for Canada and US; suitable for commercial and industrial applications
• Humidity tolerance: 85% non-condensing

Designed to meet stringent safety standards, this low water cut-off supports reliable protection in commercial boilers and industrial plants. The device features a compact NEMA 1 enclosure, 20,000-ohm sensitivity, and low power consumption, making it a practical upgrade or replacement in existing McDonnell & Miller installations.