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White-Rodgers 1F85-277 - 80 Series Programmable Digital Thermostat 3H/2C

Item: 1F85-277
MFR: 1F85-277
This product is no longer available for purchase.
Comparable Product:


Residential and Light Commercial - Single Stage, Multi-Stage and Heat Pump Applications. Classic 80 Series Thermostats are Packed with Premium Features. No Other Thermostat Series Offers More Value for the Money.
  • Choice of battery powered, dual power or hardwired models.
  • Fossil fuel or electric heat compatible.
  • Large LCD with backlight.
  • Permanent program retention during power loss.
  • Configuration menu allows keypad selection of options.
  • Selectable Celsius or Fahrenheit temperature display.


NameWhite-Rodgers 1F85-277 - 80 Series Programmable Digital Thermostat 3H/2C
Gemaire Item Number1F85-277
Manufacturer Product Number1F85-277
SKU - PIM Number1377175394087
ERP Number168318
Unit of MeasureEACH
Weight0.8 Pound (lb.)
Length1.8 Inches (in)
Width6.2 Inches (in)
Height4.2 Inches (in)
Hazardous MaterialNo
EPA Cert RequiredNo
Country of OriginCHN
Voltage24 VAC
Power MethodB,H
Batteries IncludedYes
750mV CompatibleYes
Auto ChangeoverYes
Built In Wi-FiNo
Change/Check RemindersNo
Daylight Savings Time ReadyNo
Heat Pump CompatibleYes
Indoor Remote SensorNo
Programmable FanNo
Stages Cool2
Stages Heat3
Temperature Settings per Day4
Dual Transformer CompatibleNo
Fan SwitchingYes
Number of HVAC Zones1
System SwitchingYes
Temperature Range45°F to 90°F (7.2°C to 32.2°C)
Terminal DesignationsR,C,G,E/W1,W2,Y1,Y2,L,O,B
Warranty Offered1 Year
GEM - Case Quantity