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Flow Sensors

Flow Sensors, Vertical (FV4 Series)

Monitor changes in gas system flow with Swagelok’s FV4 Series Flow Sensors. Snap-action float mechanism delivers positive actuation for accurate sensing. All-welded construction ensures fluid containment.


Material 316L SS
Temperature –40 to 175°F (–40 to 79°C)
Working Pressure Up to 5000 psig (344 bar)

To purchase this product, contact your sales and service centerBrowse our catalogs.

Safe Product Selection: The complete catalog contents must be reviewed to ensure that the system designer and user make a safe product selection. When selecting products, the total system design must be considered to ensure safe, trouble-free performance. Function, material compatibility, adequate ratings, proper installation, operation, and maintenance are the responsibilities of the system designer and user.

Caution:  Do not mix/interchange Swagelok two ferrule tube fitting end connection components (or other products not governed by industrial design standards) with those of other manufacturers.