Description
Xylem-McDonnell & Miller 194-A-7B Combination Low Water Cut Off and Pump Controller
The Xylem-McDonnell & Miller 194-A-7B (Part Number 167100) is a professional-grade combination low water cut-off and pump controller engineered specifically for steam boiler applications. Integrating two critical safety and operational functions into a single, compact unit, the 194-A-7B simplifies installation while providing reliable protection and precise pump management for commercial and residential steam heating systems.
Key Features
- Combination low water cut-off and pump controller in one unit — reduces installation time and hardware costs
- Potentiometer switch for accurate, adjustable water level sensing and control
- Rated for steam boilers with a maximum working pressure of 250 PSI
- Alternate tappings included for flexible installation configurations on a wide range of boiler types
- Designed to shut off the burner automatically when water drops below a safe operating level, protecting the boiler from damage
- Simultaneously controls the feed pump to maintain proper water levels within the boiler
- Durable construction built to withstand the demanding conditions of steam boiler environments
Product Specifications
- Part Number: 167100
- Model: 194-A-7B
- Application: Steam Boilers
- Max Operating Pressure: 250 PSI
- Switch Type: Potentiometer
- Tappings: Alternate Tappings Included
- Function: Low Water Cut-Off / Pump Controller (Combination)
- Brand: Xylem-McDonnell & Miller
Why Choose the McDonnell & Miller 194-A-7B?
McDonnell & Miller, a trusted Xylem brand, has been a leading name in boiler water level controls for over a century. The 194-A-7B upholds that legacy by delivering dependable low water protection and pump control in a single, easy-to-install assembly. The potentiometer switch ensures consistent, repeatable switching performance, while the alternate tappings provide the installation flexibility needed to fit a variety of steam boiler configurations. Whether you’re servicing an existing system or specifying controls for a new installation, the 194-A-7B is a proven solution for safe and efficient steam boiler operation.
