Description
The Xylem-McDonnell & Miller 310802 (Model SW-FS250) is a genuine OEM replacement snap switch assembly designed specifically for use with the McDonnell & Miller FS250 series flow switch. This precision-engineered component ensures reliable electrical switching action, maintaining the performance and safety integrity of your original flow switch installation.
Product Overview
McDonnell & Miller flow switches are trusted throughout the HVAC and hydronic heating industry for protecting boilers, pumps, and piping systems from low-flow or no-flow conditions. The SW-FS250 snap switch assembly is the factory-specified replacement switching element, restoring your FS250 to like-new operation without the need for full unit replacement.
Key Features
- Genuine OEM replacement snap switch assembly for FS250 flow switches
- Engineered for precise, reliable switching action in hydronic and HVAC applications
- Direct drop-in replacement — no modifications required
- Maintains original flow switch safety and performance specifications
- Manufactured by Xylem-McDonnell & Miller, a trusted name in flow control and boiler protection
- Cost-effective alternative to full flow switch replacement
Application
- Replacement part for McDonnell & Miller FS250 series flow switches
- Hydronic heating systems
- Boiler protection and pump proving applications
- Commercial and industrial HVAC systems
Product Details
- Brand: Xylem-McDonnell & Miller
- SKU / Part Number: 310802
- Model Number: SW-FS250
- Component Type: Snap Switch Assembly
- Compatible With: FS250 Flow Switch
