Xylem 336101 FS4-15RP Reinforced Stainless Steel Paddle Kit

The Xylem 336101 FS4-15RP is a reinforced stainless steel paddle assembly kit designed for use with McDonnell & Miller liquid flow switches. This replacement kit is compatible with FS4-3RP and FS8-W flow switch models, providing reliable flow detection in commercial and industrial HVAC applications.

Key Features:

• Includes both 1-inch and 6-inch reinforced paddles for versatile installation options
• Constructed from durable stainless steel for corrosion resistance and long service life
• Direct replacement paddle assembly for FS4-3RP and FS8-W liquid flow switches
• Suitable for boiler systems, hydronic heating, and commercial building water flow monitoring
• Manufactured by McDonnell & Miller, a trusted Xylem brand specializing in boiler controls and flow switches

This paddle kit is an essential service part for maintaining proper flow switch operation in steam and hot water boiler systems. The reinforced design provides enhanced durability in demanding industrial, commercial, and building automation applications where reliable flow detection is critical for system safety and performance.