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Aprilaire Model 8600 Universal Touchscreen Thermostat
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Aprilaire Model 8600 Universal Touchscreen Thermostat

The new 8600 Touch Screen thermostat has all of the features and convenience you have been looking for.  The 8600 is for you if you seek a thermostat that is attractive, easy to install, and priced right!



  • Dual Powered - battery-powered and/or hard wired
  • Dual fuel operation (auto lockout of compressor w/ call for back-up heat)
  • Commercial and residential applications (2 or 4 events per day)
  • Milivolt compatible (fireplaces/radiant heat)
  • Remote indoor sensor option w / 8051 / 8053 sensors
  • Temperature offset ± 4°
  • Integrated dual fuel kit w/ high and low balance point control (requires 8052 sensor)
  • Geothermal water to water friendly - B & O de-energize in the off mode to prevent unnecessary heating and cooling of the buffer tank
  • 2H/2C Conventional and 4H/2C Heat Pump
  • Configurable manual heat/cool or auto changeover modes Configurable heating and cooling, heating only or cooling only operation
  • Large, easy-to-wire terminal block
  • Adjustable differential for 1st, 2nd, 3rd and 4th stages


  • Service reminders - Humidifier, air filter, dehumidifier, HVAC
  • Easy to remove battery cover
  • Circulate fan mode
  • Programmable fan
  • Progressive recovery
  • Built-in equipment protection
  • Equipment stage indication
  • High and low setpoint temperature limits
  • Five year warranty
  • "Copy" function for quick and easy programming
  • Multiple hold options maximizes comfort and energy savings
    - Vacation hold
    - Custom timed hold
    - Permanent hold
    - Temporary hold
  • Real time clock automatically adjusts for daylight savings time
  • Permanent memory - programming, time and date isn't lost during a power outage


  • Large 10.3 sq. in. touch screen
  • Large font size
  • Fully back lit w/ constant low intensity light option
  • Exclusive message center (provides feedback and real language instructions)
  • Displays outdoor temp (w/ optional 8052 sensor)
  • Real language programming/set up - no manual needed, no codes to memorize
  • Full or limited screen lockout

4 15/16" High x 6" Wide x 1 5/16" Deep
Control range: 45º to 99ºF (7º to 32ºC)
Display range: 32º to 99ºF (0º to 40ºC)
Accuracy: ± 1ºF (± .5ºC)
Storage temperature: -30º to 140ºF (-34.4º to 60ºC)
Operating humidity: 5% to 90% relative humidity
Operating ambient temperature: 32º to 120ºF (0º to 48.9ºC)
24 VAC (18-30 VAC)
1 amp maximum load per terminal
2.5 amp total maximum load (all terminals)
AC Power: 18-30 Volt AC
DC Power: 3.0 Volts DC (2 "AA" Alkaline batteries included)
Standard systems gas, oil, electric
Single stage/heat pump/multi-stage
Millivolt systems
Terminal Designations:
C, B, O, Y, Y2, G, RC, R, W2, W, L, S2, S1, T1, T2