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6" Duct Temperature Sensor, 10K Ohm NTC Type II
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6" Duct Temperature Sensor, 10K Ohm NTC Type II
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$27.44 each
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In Stock
Get 5 Fri, Mar 24
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Product Highlights

Temperature Range (F) icon
-40°F to 250°F
Max Temp (F) icon
302°F Max Temp


The Series 2000 C7021 Electronic Temperature Sensors are designed for use with electronic controllers in domestic or commercial heating and cooling systems.

  • C7021B and C7021C sense duct air temperature
  • C7021D for immersion mounting sense water temperaturefor hot and chilled water
  • C7021F sense outdoor air temperature and are weatherproof for outdoor use (knockouts allow for 1/2 in. conduit connection)
  • C7021J and C7021R sense average duct air temperature
  • C7021K with strap-on mounting senses hot water temperature
  • C7021N probe senses water or air temperature
  • C7021P senses air temperature with a button probe.
  • Solid state components not affected by dust or dirt
  • 10K Ohm NTC Type II sensor provides accurate sensing of temperature changes.


Product Type:

Temperature Sensor



Sensor Type:

10 K ohm NTC @ 77 F

Temperature Range (F):

-40°F to 250°F

Max Temp (F):


Insertion Length:



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