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Aprilaire® Digital Programmable Thermostat, Dual Power 2H/1C Heat Pump

Item: AA-8465
MFR: 8465

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Product Info


The Aprilaire Model 8465 Thermostat is a programmable thermostat that allows you to create personalized programs based on your lifestyle. This enables you to control your heating and cooling system for total comfort and efficiency.
The simple addition of a Model 8465 programmable thermostat offers:
  • Energy savings: Set back the temperature overnight and when you're away. According to the U.S. Environmental Protection Agency, a programmable thermostat can save you up to 30% on energy costs annually.
  • Progressive recovery: This feature ensures your home is always at your desired temperature by activating the heating and cooling equipment prior to a scheduled setting; so your desired temperature is assured just when you want it.
    Features & Benefits
    • The Aprilaire Model 8465 Thermostat is easy to program and helps you save money on energy costs by allowing you to set back the temperature during the night or when you're away. Convenient 5/1/1 day or 5/2 day programming lets you customize your weekday and weekend schedule based on your needs.
      5/1/1 day: Create a different program for weekdays, Saturday and Sunday.
      5/2 day: Create a different program for weekdays and weekends.
      Additional Features and Benefits
      • A large 4.5 square-inch LCD Screen with a high-contrast, backlit display for easy reading.
      • Progressive recovery ensures your home is always at your desired temperature by activating the heating and cooling equipment prior to a scheduled setting. so your desired temperature is assured just when you want it.
      • Easy-to-use temperature control and the ability to override the program schedule at any time.
      • Simultaneous temperature display of room temperature, temperature setting and outdoor temperature, in Fahrenheit or Celsius.
      • Circulate fan mode helps you prevent hot and cold spots and maintain consistent temperature throughout your home. Also keeps your air cleaner.
      • Service reminders for your HVAC system, humidifier, dehumidifier and air filter protect your equipment and ensure the longevity of your investment.
      • Permanent memory maintains programming, time and date during a power outage.
      • Simple setup menu for activating optional features.
      • Quick-reference instructions on board
      • Soft-touch keys
      • 5-year warranty


Weight0.75 Pounds (lbs)
Width1.75 Inches (In)
Height5.75 Inches (In)
Country of OriginUSA
UPC or Barcode686720846502
Hazardous MaterialNo
EPA Cert RequiredNo
Length4.75 Inches (In)
750mV CompatibleYes
Accuracy± 1°F
Ambient Temperature Range32° to 120°F
Application2H/1C Heat Pump systems
Auto ChangeoverYes
Batteries IncludedYes
Battery BackupYes
Built In Wi-FiNo
Change/Check RemindersYes
ColorGray, White
Daylight Savings Time ReadyNo
Differential Temperature1°F per stage
Digital-Non ProgrammableNo
Display OptionsLCD
Displays Outdoor TemperatureYes
Dual Transformer CompatibleYes
Electrical Connection24v
Electrical Rating24v AC ± 6v or 2 AA Batteries
Energy Star RatedNo
Fan SwitchingYes
Heat Pump CompatibleYes
Indoor Remote SensorNo
Low Battery IndicatorYes
MountingIncluded Wall Plate
Multi ZoneNo
Number of HVAC Zones1
Operating Temperature Range32°F to 120°F (0°C to 48.8°C)
Power MethodDual Powered: Battery or Hardwired
Programmable FanNo
Removable InterfaceYes
Sensing ElementYes
Stages Cool1
Stages Heat2
Switch ActionRelay
System SwitchingYes
Temperature RangeHeat: 45°F to 90°F (7° to 32°C) Cool: 50° to 99°F (10° to 37°C)
Temperature Settings per Day4
Terminal DesignationsRC, R, W, Y, G, C, S1, S2, O/B, L
Vacation ModeNo
Voltage24 VAC
Warranty Offered5 Year


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