Description
Johnson Controls KIT21A-602 F61 Stainless Steel 4-Paddle Kit
The Johnson Controls KIT21A-602 is a stainless steel paddle replacement kit designed for use with the F61 series flow switches. This convenient all-in-one kit includes four paddle sizes to accommodate a wide range of pipe diameters, making it an essential service accessory for HVAC technicians and hydronic system professionals.
Key Features
- Includes four stainless steel paddles: 1 in., 2 in., 3 in., and 6 in. sizes
- Stainless steel construction for corrosion resistance and long-term durability
- Designed specifically for Johnson Controls F61 series flow switches
- Covers a broad range of pipe sizes in a single kit for maximum versatility
- Ideal for replacement or initial installation in hydronic and water-based HVAC systems
Application
The KIT21A-602 paddle kit is used with Johnson Controls F61 flow switches to detect liquid flow in HVAC piping systems. Selecting the correct paddle size ensures accurate flow detection and reliable switch operation. Having all four sizes on hand reduces downtime and simplifies service calls across multiple pipe configurations.
Why Choose Johnson Controls?
Johnson Controls is a globally recognized leader in building technologies and HVAC controls. Their F61 series flow switches and accessories are trusted by contractors and engineers for dependable performance in commercial and industrial hydronic applications.







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