T621-2 Non Programmable Thermostat w/ Heat Pump (2H/1C) Zoom

T621-2 Non Programmable Thermostat w/ Heat Pump (2H/1C)


Brand: Pro1 IAQ

Pro1 IAQ
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Application: Multi Stage (Heat/Cool)
Heat Pump
2 Heat/1 Cool (Heat Pump)
Programmability: Non-Programmable
User Interface: Push Button
Mount: Horizontal
Temperature Range (F): 44°F to 90°F
Max Temp (F): 90°F
Min Temp (F): 40°F
Operating Humidity: 90% non-condensing
Power Method: Battery

Description for Pro1 IAQ T621-2


  • Easy wire color codes terminal blocks.
  • Wall mount or junction box
  • Seperate B&O Terminals
  • 5/1/1 Programmable (programmable models only)
  • Room Temperature Calibration adjustment
  • Seperate heating and cooling swing (cycle rate) adjustments
  • 5 minute compressor delay protection (selectable on or off)
  • Universal sub-base
  • Easy access battery compartment
  • 5 year warranty
  • Battery or 24V power
  • Electric or Gas configurable

  • T621-2 Non Programmable Thermostat w/ Heat Pump (2H/1C)

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    • T621-2 Non Programmable Thermostat w/ Heat Pump (2H/1C)


      Somehow, the thermostat changed from F to C temp readings.......how to I switch it back?
      Asked on 7/14/2014 by Deeann from United States

      1 answer



        Select F or C with the jumper pin on the back of the thermostat. F is for Fahrenheit and C is for Celsius. See pg. 6 of the Installation guide for more information. http://s3.supplyhouse.com/product_files/T621-2-Install.pdf

        Answered on 7/15/2014 by SupplyHouse Staff from NY
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