Flow Switches

Dwyer AAFS Adjustable Air Flow switch is capable of detecting a wide range of air velocities with minimal user calibration.

Flotect mini size vane operated flow switch made by W.E. Anderson, a division of Dwyer. Field Adjustable for ½" to 2" pipe. Leak proof body, waterproof.

This Dwyer vane operated flow switch is field adjustable for 1" to 6" pipe with a leak proof body. The SPDT switch is rated for 5 A @ 120/2580 VAC.

The FS-2 features an aluminium weatherproof housing for outdoor installation. Paddles are adjustable to fit 25 to 200 mm size pipe. FS-2 is ideal for use in "flow or no flow" applications in cold and hot water systems. Perfect for proving flow in boilers, hot water heaters, and chillers.