McDonnell & Miller 67-G Low Water Cut Off Refrigerant This is a standard 24VAC

This is a standard 24VAC (50/60Hz) control

The 30 inch capillary tube provides the necessary reach for flexible bulb mounting on the suction line

Industrial-Grade Durability: Constructed from corrosion-resistant materials to ensure long-term stability in HVACR systems

significantly reducing downtime during maintenance

providing direct access to the recalibration screw on the dial face for field zeroing or span adjustments

McDonnell & Miller 67-G Low Water Cut Off Refrigerant This is a standard 24VACThe McDonnell & Miller 67 G is a float operated mechanical low water cut off engineered specifically for steam boilers and millivolt service applications. For contractors managing residential or commercial steam systems, this auto reset control provides critical burner protection by interrupting the millivolt burner circuit if the water level drops to a dangerous point. The unit features dual precision switches, allowing for simultaneous low water cut