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Air Flow Switches

5 Products
Adjustable Air Flow Switch for Ducts, ± 5% Repeatability, 1-10 m/s, 3 A Output

The Air Flow Switch monitors duct air flow and comes with a mounting bracket for easy installation. It is used for fan, filter, and air handler monitoring.

Product Number Supply Power Type
AVFS-2
$402.05 / each
192  In Stock
DC
AVFS-1
$402.05 / each
48  In Stock
AC/DC
Economical Air Flow Switch With High/Lo Alarms

The FST1000-Series measures air velocity and provides two SPST contact closures corresponding to high and low alarm set points. The alarm set points adjust from 0 to 100%

Product Number Linear Flow Rate, Max Probe Style
FST1001A
$547.28 / each
5  In Stock
5000 FPM
Fixed Probe
FST1001R
$622.77 / each
Available
in 10 weeks
5000 FPM
Remote Probe
FST1002A
$543.38 / each
Available
in 10 weeks
10000 FPM
Fixed Probe
FST1002R
$589.62 / each
Available
in 10 weeks
10000 FPM
Remote Probe
Adjustable Air Flow Paddle Switch for HVAC - Stainless Steel Vane

The Adjustable Air Flow Paddle Switch features a stainless steel vane and a durable design, perfect for detecting air flow in HVAC systems with minimal calibration.

Product Number Switch Type
AAFS
$108.15 / each
136  In Stock
SPDT NO/NC, Selectable
Air Flow Indicator & Alarm for Radon Mitigation – 85 dB Alert, Battery-Powered

The Air Flow Indicator & Alarm alerts you to low air flow in radon mitigation systems. It features an 85 dB alarm, bright LED alerts, and is battery-powered for easy installation.

Product Number Supply Power Type
DAFA-1
$69.60 / each
2029  In Stock
Battery
Duct Air Flow Switch, 400-1600 FPM, Die-Cast, Stainless Steel Vane

The Duct Air Flow Switch features a durable die-cast body and stainless steel vane, adjustable for air flow from 400-1600 FPM. Ideal for low air flow alarms in ducts.

Product Number Switch Type
530
$160.65 / each
Available
in 4 weeks
SPDT NO/NC, Selectable

Air Flow Switches

Air flow switches detect moving air and provide a switching or alarm output...

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