Honeywell TH3210U2004/U - T3 Pro Non-Programmable Thermostat, 2 Heat/1 Cool Heat Pumps

Item: TH3210U2004/U
MFG: TH3210U2004/U
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The T3 Pro is designed for those who want to keep their comfort simple. This intuitive non-programmable thermostat has an
easy-to-read digital display, up and down vertical buttons and a rectangular footprint that makes it ideal for covering up old thermostat wall marks.

  • Straightforward Backlit Display Shows - Current room temperature and set point temperature simultaneously.
  • Basic Operation - Auto change from heat to cool.
  • Precise Comort Control(+/-1°F) - Basic up-down controls maintain consistent comfort with high accuracy.
  • Dual Powered - Can be powered by AA batteries or common wire. Set an alert to change AA batteries to maintain comfort controls with memory storage even during a power outage.
  • 5-Year Warranty

California residents: see Proposition 65 Warning


picture_as_pdf installation instructions

picture_as_pdf submittal sheet

picture_as_pdf consumer catalog

picture_as_pdf consumer literature

Features and Specification

Weight 0.670000
ERP ID 400927
Heat Pump Compatible Yes
Operating Temperature Range 32 °F to 102 °F (0 °C to 38.9 °C)
Hinged Yes
Language English
Indoor Remote Sensor No
Low Battery Indicator No
Manual Yes
Mounting Wall, junction box
Humidification Yes
Length 1.250000
Height 3.812500
Terminal Designations RC, R, C, W, O/B, Y, G, E, AUX, K
UPC 085267261142
Vacation Mode No
System Switching Yes
Voltage 20-30 VAC
Warranty Offered Yes
Width 5.375000
Temperature Range Heating: (maximum limit adjustable): 32 °F to 90 °F (0 °C to 32 °C) Cooling: (minimum limit adjustable): 50 °F to 99 °F (10 °C to 37 °C)
Power Method Battery or hardwired
Programmable Fan No
Removable Interface No
Sensing Element No
Switch Action Heat-Off-Cool-Emergency Heat
Stages Cool 1
Stages Heat 2
Daylight Savings Time Ready No
Built In Wi-Fi No
Change/Check Reminders No
Brand Honeywell Home
Battery Backup Yes
Auto Changeover Yes
Ambient Temperature Range 102°F (38.892°C)
Accuracy +/-1°F
750mV Compatible No
Batteries Included Yes
Cubic Measurement 0.014800
Fan Switching Yes
Electrical Rating 20-30 VAC
Display Yes
Differential Temperature ±1°F (± 0.5°C)
Digital-Non Programmable Yes
Electrical Connection Screw Terminals
Digital-Programmable No
Displays Outdoor Temperature No
Display Options LCD, Backlit
Dual Transformer Compatible No