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The Johnson Controls AFS-305 is an air pressure sensing switch designed for general-purpose applications. It features a field-adjustable range of zero point four inches of water column to twelve inches of water column with a manual reset. The switch utilizes a single pole double throw contact arrangement and includes a quarter-inch outer diameter sample line connection.
Ideal for sensing positive, negative, or differential air pressure in HVAC and energy management applications.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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