Duct Sensors (Air)

We offer a line of duct sensors covering all standard measurement values for temperature, humidity, enthalpy, dew point, CO₂, VOC’s, pressure, and low temperature limit detection.

Showing 1–12 of 113 results

Register for a free membership today! Unlock free shipping & savings on all orders!
Sign up today!

Need better pricing? Have questions? Fill out our contact us form – we try to respond in 30 min or less! Or call one of our experts at 1-866-335-0047. We’re open M-F 6am – 4pm EST.

  • 01APS-501

    Differential Pressure Switch, 0.80…4.00 inch WC [200…1000 Pa], passive, switch
    $41.40 Each
  • 01APS-504

    Differential Pressure Switch, 2.00…10.00 inch WC [500…2500 Pa], passive, switch
    $41.40 Each
  • 01APS-50R

    Differential Pressure Switch, 0.08…1.20 inch WC [20…300 Pa], passive, switch
    $41.40 Each
  • 01APS-50U

    Differential Pressure Switch, 0.20…2.00 inch WC [50…500 Pa], passive, switch
    $41.40 Each
  • 01DT-5AH

    Duct / Immersion Temperature Sensor passive, Pt100, Probe length 2″ [50 mm], Probe diameter 0.24″ [6 mm]
    $27.00 Each
  • 01DT-5AL

    Duct / Immersion Temperature Sensor passive, Pt100, Probe length 4″ [100 mm], Probe diameter 0.24″ [6 mm]
    $27.00 Each
  • 01DT-5AN

    Duct / Immersion Temperature Sensor passive, Pt100, Probe length 6″ [150 mm], Probe diameter 0.24″ [6 mm]
    $27.00 Each
  • 01DT-5AP

    Duct / Immersion Temperature Sensor passive, Pt100, Probe length 8″ [200 mm], Probe diameter 0.24″ [6 mm]
    $27.00 Each
  • 01DT-5AR

    Duct / Immersion Temperature Sensor passive, Pt100, Probe length 12″ [300 mm], Probe diameter 0.24″ [6 mm]
    $27.00 Each
  • 01DT-5AT

    Duct / Immersion Temperature Sensor passive, Pt100, Probe length 18″ [450 mm], Probe diameter 0.24″ [6 mm]
    $30.60 Each
  • 01DT-5BH

    Duct / Immersion Temperature Sensor passive, Pt1000, Probe length 2″ [50 mm], Probe diameter 0.24″ [6 mm]
    $27.00 Each
  • 01DT-5BL

    Duct / Immersion Temperature Sensor passive, Pt1000, Probe length 4″ [100 mm], Probe diameter 0.24″ [6 mm]
    $27.00 Each