McDonnell & Miller 47 Boiler Water Feeder

The McDonnell & Miller 47 Boiler Water Feeder ensures automatic water feeding for steam and hot-water boilers, maintaining proper water levels and reducing manual checks. The McDonnell & Miller 47 Boiler Water Feeder features mechanical actuation for reliable operation and long service life.

Equipped with a 1/2 inch threaded x 3/4 inch threaded port connection, its compact 11-7/8 inch body fits tight installations. It supports 120/240 VAC power, with full-load current ratings of 10.2 A at 120V or 5.1 A at 240V, and locked rotor values of 61.2 A at 120V / 30.6 A at 240V. The unit handles water media at temperatures up to 120°F and boiler pressures to 25 psi (water side 150 psi). It is UL and CSA listed for safety, making it a dependable choice for commercial and residential boiler systems.

• Port connection: 1/2" threaded x 3/4" threaded
• Actuation: Mechanical
• Overall length: 11-7/8"
• Electrical: 120/240 VAC, 60 Hz; full-load and locked-rotor ratings
• Media and temperature: Water; up to 120°F
• Boiler safety: 25 psi boiler, 150 psi water
• Certifications: UL, CSA