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Aprilaire 8466

Digital Programmable Thermostat for Standard HVAC & Heat Pump Systems 2 Heat/2 Cool or 3 Heat/2 Cool
SKU : 8466
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About this Item

Digital, Programmable Dual Powered Thermostat - Conventional (2H/2C) Heat Pump (4H/2C), 5/1/1 or 5/2 Day, 24V - For use with standard HVAC Systems & Heat Pumps
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$89.70
89.7
USD
In Stock
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Product Highlights

Aprilaire 8466 - Digital Programmable Thermostat for Standard HVAC & Heat Pump Systems 2 Heat/2 Cool or 3 Heat/2 Cool

The Aprilaire 8466 Thermostat is a programmable digital thermostat that brings convenience and accuracy along with its simple operating features. Enjoy complete control over your heating and cooling system with the latest from Aprilaire!

This thermostat gives you the programming options for 5/1/1 day or 5/2 day programs, allowing for great control over your weekend comfort. It can handle multiple stages and it's compatible with both conventional and heat pump HVAC systems.

Features include:

  • Large 4.5" LCD screen for easy reading
  • Simultaneous display of indoor/outdoor temperatures, plus temp setting
  • Soft-touch keys
  • Progressive recovery ensures your home is always at desired temperature by activating the heating and cooling equipment prior to a schedule setting.
  • Thermostat is backed by five (5) year manufacturer's warranty

Manuals & Docs

Aprilaire 8466 - Digital Programmable Thermostat for Standard HVAC & Heat Pump Systems 2 Heat/2 Cool or 3 Heat/2 Cool
Weight 0.75 Pound (lb.)
Height 5.75 Inches (in)
Width 1.75 Inches (in)
UPC 686720846601
Length 4.75 Inches (in)
Brand Aprilaire
Voltage 24 VAC
Power Method Dual Powered: Battery or Hardwired
Batteries Included Yes
750mV Compatible Yes
Auto Changeover Yes
Backlit Yes
Built In Wi-Fi No
Change/Check Reminders Yes
Daylight Savings Time Ready No
Display Yes
Displays Outdoor Temperature Yes
Heat Pump Compatible Yes
Humidification No
Indoor Remote Sensor No
Language English
Low Battery Indicator Yes
Programmable Yes
Stages Cool 2
Stages Heat 2
Temperature Settings per Day 4
Touchscreen No
Vacation Mode No
Battery Backup Yes
Color Gray, White
Dual Transformer Compatible Yes
Operating Temperature Range 32°F to 120°F (0°C to 48.8°C)
Temperature Range Heat: 45°F to 90°F (7° to 32°C) Cool: 50° to 99°F (10° to 37°C)
Terminal Designations RC, R, W, Y, G, C, S1, S2, O/B, L, W2, Y2
Warranty Offered 5 Year
Energy Star Rated No
Programming 5/1/1 Day or 5/2 Day
Operating Humidity Range 5% to 90% R.H. (non-condensing)
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Browse 1 question Browse 1 question and 1 answer
Does this thermostat have a c wire?
A shopper on Mar 14, 2017
BEST ANSWER: According to the product specification sheet, The Aprilaire 8400 series thermostats list the following Terminal Designations:
Rc, R, W, Y, G, C, S1, S2, 0/B, L, W2, Y2

You can find this, and much more detailed information just below the product picture in the "Manuals" tab. There you will see several PDF's that can help answer any additional questions you may have.