Xylem 67-G McDonnell & Miller Low Water Cut-Off for Millivolt Service Steam Boilers

The Xylem McDonnell & Miller 67-G is a float-operated low water cut-off with quick hook-up fittings designed for steam or hot water boilers, featuring an automatic reset with dual switches with millivolt service for low water cut-off and alarm or electric water feeders. This control is suitable for residential and commercial applications and is designed for boilers of any steaming capacity.

Key Features:

• Quick hook-up fittings provided for easy installation
• Lever-operated, full port ball valve for easy blow down
• Adjustable BX outlet for easy installation
• Dual precision switches for dependable operation of the low water cut-off and alarm or electric water feeder
• Large float chamber for reliable operation
• Installs directly into gauge glass tappings (1/2" NPT)
• Automatic reset, float-style design

Specifications:

• Maximum steam pressure: 20 psi (1.4 kg/cm²)
• Electrical Ratings: 7.4 A @ 120 VAC (AFL), 44.4 A @ 120 VAC (ALR)
• Also rated: 3.7 A @ 240 VAC (AFL), 22.2 A @ 240 VAC (ALR)
• Pilot Duty Rating: 125 VA
• Application: Steam boilers
• Switch Type: Millivolt
• Reset Type: Automatic

This control includes a blow down valve for easy maintenance. The 67-G model is specifically designed for millivolt service applications, making it ideal for installations where millivolt control systems are required for safe and reliable boiler operation.