Description
McDonnell & Miller 149400 67 – Float Type Low Water Cut-Off for Steam Boilers
Trusted Low Water Cut-Off for Residential & Commercial Steam Boilers
The McDonnell & Miller 67 Low Water Cut-Off offers reliable water level control for steam boilers of any capacity, featuring a float-style design with dual precision switches for both cutoff and alarm or electric water feeder functions. Designed for easy installation with quick hook-up fittings and a lever-operated full port ball valve, this unit ensures safe boiler operation up to 20 PSI steam pressure.
Key Features:
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Float-type low water cut-off suitable for residential and commercial steam boilers
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Works with boilers of all steaming capacities
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Quick hook-up fittings included for fast, secure installation
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Lever-operated full port ball valve allows easy blow down
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Adjustable BX outlet simplifies installation
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Large float chamber for enhanced reliability
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Dual precision switches provide dependable cutoff and alarm/water feeder control
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Automatic reset for hassle-free operation
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Optional manual reset and low voltage switches for millivolt circuits available
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Threaded connection, 3/4" NPT
Specifications
| Attribute | Details |
|---|---|
| Part Number | 149400 67 |
| Application | Steam Boilers |
| Type | Float-Style Low Water Cut-Off |
| Max Pressure (PSI) | 20 PSI (Steam) |
| Reset Type | Automatic (Manual Optional) |
| Switch | Dual Precision Switches |
| Connection Type | Threaded |
| Thread Size | 3/4" NPT |
| Electrical Ratings (AFL) | 7.4 A @ 120 VAC, 3.7 A @ 120 VAC |
| Electrical Ratings (ALR) | 22.2 A @ 240 VAC, 44.4 A @ 120 VAC |
| Pilot Duty Rating | 125 VA |
