Model AAFS Adjustable Air Flow Paddle Switch

Ranges from 200 to 1800 FPM, Stainless Steel Vane, ABS Housing

The MODEL AAFS Adjustable Air Flow Switch is capable of detecting a wide range of air velocities with minimal user calibration. Quality features include a stainless steel vane, galvanized steel base, and ABS enclosure.

California Residents:  Click Here for Proposition 65 WARNING.

Product Applications

  • Air flow proving in HVAC systems

Models & Ordering

Shipping Information

All shipping times are dependent on product availability at time of shipment.

Although we make every effort to ensure a continuous supply of our products, occasional circumstances may force us to temporarily run out of a product, or have shipping delays. Should this occur, customers will be notified soon after placement of any orders for such products and, if applicable, items will be put on backorder. For orders requiring expedited shipment, our customer service team can be contacted to confirm product availability

COVID-19 Update: Due to high customer demand, lead time on some products may be up to two weeks. While this is a developing health situation, we are working continuously to take the necessary measures to ensure that the products you need are available with minimal interruption.

Model Description Usually Ships* Price Order
Ships: Same Day
Price: $74.50
Adjustable air flow paddle switch Same Day* $74.50 Order


Air and compatible gas.
Wetted Materials:
Vane: SS; Lever: Brass; Base: Galvanized steel.
Temperature Limits:
Ambient: -40 to 180°F (-40 to 85°C); Process: -14 to 185°F (-10 to 85°C).
Humidity Limits:
10 to 90%, noncondensing.
Switch Type:
Electrical Rating:
15(8) A @ 250 VAC.
Electrical Connection:
Screw terminal with M18 x 1.5 cable gland.
Process Connection:
Mounting Orientation:
Horizontal duct flow.
Set Point:
Internal screw.
Enclosure Rating:
13.6 oz (380 g).


  • Adjustable air flow sensitivity from 200 to 1800 FPM
  • High current (15 A) rated SPDT contact
  • IP65 enclosure rating

Product Literature


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