Description
Xylem-McDonnell & Miller 94-A Combination Low Water Cut Off and Pump Controller
The Xylem-McDonnell & Miller 94-A (Part Number 165500) is a heavy-duty combination low water cut off and pump controller engineered for reliable protection and control on steam boiler systems. Featuring two snap-acting SPDT switches, this unit simultaneously manages burner safety cut-off and pump operation from a single, compact device — simplifying installation and reducing the number of components required on the boiler.
Designed to handle demanding commercial and industrial steam applications, the 94-A is rated for a maximum working pressure of 250 PSI, making it suitable for high-pressure steam boiler installations. The alternate tappings configuration provides installation flexibility, allowing the control to be mounted on a variety of boiler tapping arrangements to suit different system designs.
Key Features
- Combination low water cut off and pump controller in a single unit
- Two snap-acting SPDT (Single Pole Double Throw) switches for simultaneous burner and pump control
- 250 PSI maximum working pressure rating — suitable for high-pressure steam boiler systems
- Alternate tappings for flexible installation on various boiler configurations
- Trusted Xylem-McDonnell & Miller engineering for dependable boiler protection
- Part Number: 165500
- SKU: 94-A
Application
The 94-A is ideal for steam boilers in commercial and industrial settings where both low water protection and pump control are required. By combining two critical safety and operational functions into one device, it streamlines boiler room installations and helps ensure consistent, safe boiler operation.
Why Choose McDonnell & Miller
McDonnell & Miller, a brand under Xylem, has been a trusted name in boiler controls and low water cut offs for over a century. Their products are widely specified by engineers and relied upon by mechanical contractors for proven performance in steam and hot water heating systems.
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