FS251 | SPDT 1" NPT. General Purpose Liquid Flow Switch Includes 1" 2" 3" & 6" Stainless Steel Paddles 120611 | MCDONNELL & MILLER

**McDonnell & Miller SPDT 1" NPT General Purpose Liquid Flow Switch: FS251** The McDonnell & Miller FS251 is a reliable and versatile SPDT (Single Pole Double Throw) liquid flow switch designed for precise flow detection in industrial applications. Featuring a durable 1" NPT connection, it includes 1", 2", 3", and 6" stainless steel paddles to accommodate various flow rates and media viscosities. **Key Features:** * NPT connection for compatibility with industry-standard piping * Stainless steel paddles for corrosion resistance and longevity * SPDT configuration for reliable switching action * Versatile design suitable for a wide range of liquids * Compact and easy to install **Applications:** * Monitoring liquid flow in pipes and vessels * Protection against pump burnout * Activation of alarms and control systems * Various industrial settings, including: * Chemical processing * Food and beverage production * Water treatment * HVAC systems **Specifications:** * SKU: FS251 * Brand: McDonnell & Miller * Type: Liquid Flow Switch * Connection: 1" NPT * Paddle Lengths: 1", 2", 3", 6" * Contact Configuration: SPDT **Benefits:** * Accurate and reliable liquid flow detection * Durable construction for extended service life * Versatile design for different flow conditions * Easy installation and maintenance **Shop our HVAC supply store for the Best Prices and Fast Shipping on McDonnell & Miller Flow Switches!**