Description
The Xylem-McDonnell & Miller 310464 Snap Switch Assembly (Model SWA150S-MD) is a precision OEM replacement component engineered specifically for use with the McDonnell & Miller 150S-MD Series low-water cutoff and pump controllers. Designed to deliver dependable switching action, this assembly ensures your boiler protection controls respond accurately and consistently to changing water levels — helping to safeguard equipment and maintain safe, efficient system operation.
Product Overview
McDonnell & Miller, a trusted Xylem brand, has been the industry standard in boiler protection and hydronic system controls for decades. The SWA150S-MD snap switch assembly is a direct-fit replacement that restores full functionality to your 150S-MD Series control without requiring full unit replacement, saving both time and cost on service calls.
Key Features
- OEM snap switch assembly designed exclusively for McDonnell & Miller 150S-MD Series controls
- Provides reliable, positive switching action for accurate low-water cutoff performance
- Direct replacement component — restores original control functionality
- Built to McDonnell & Miller’s exacting quality standards for long service life
- Simplifies field service and reduces downtime on boiler systems
- Xylem-backed quality assurance for dependable hydronic and steam boiler protection
Compatibility
- Designed for use with McDonnell & Miller 150S-MD Series low-water cutoff and pump controllers
- Model Number: SWA150S-MD
- SKU: 310464
Applications
- Steam boiler low-water cutoff control servicing
- Hydronic boiler pump controller maintenance
- Commercial and residential boiler system repair
