McDonnell & Miller SA37-30 Mechanical Water Feeder/Low Water Cut-Off Float Assembly

The Mechanical Water Feeder is a critical boiler safety component, and this SA37-30 model delivers reliable water level control for everyday operation. This Low Water Cut-Off Float Assembly combines a precise float mechanism with a robust design, ideal for 47/47-2 and 247/247-2 series mechanical feeders.

Engineered for durability and easy maintenance, it ensures a steady water supply while preventing dangerous boiler dry-firing. The assembly is built to fit standard connections, enabling quick installation without modifications. This combination of water feeder and low-water cut-off protects equipment and supports efficient boiler performance.

• Durable mechanical float design for reliable water feeder and low-water cut-off function
• Designed for McDonnell & Miller SA37-30 and compatible with 47/47-2 and 247/247-2 boiler series
• Accurate water level control to prevent boiler dry-fire and improve safety
• Easy installation with standard connections and minimal maintenance
• Robust construction optimized for long service life in demanding boiler rooms