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Aprilaire 8800 Universal Communicating Touchscreen Thermostat

SKU: RP8800

IN STOCK! Ships same business day if ordered before 3pm PT

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Product Description

The Model 8800 communicating thermostat adds a touch of class to any décor, provides comfort your customers expect and is easy to install.

Tech Specs

Thermostat Features:

  • Large 10.3 sq. in. backlit display
  • One thermostat for all applications
  • Programmable or non-programmable
  • Direct connection of outdoor and indoor sensors
  • Commercial or residential applications
  • Backward compatible
  • Equipment maintenance reminders


  • Optional temperature and relative humidity support modules for elaborate applications
  • Dual fuel operation (lockout of heat pump w/ call for back-up fossil fuel heat)
  • Commercial and residential applications (2 or 4 events per day)
  • Remote indoor sensor option w/ 8051/8053 sensors
  • Temperature offset ± 8°
  • 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
  • Universal Thermostat – One stat fits all applications
  • Configurable manual heat/cool or auto changeover modes
  • Configurable heating and cooling, heating only or cooling only operation
  • Direct connect an outdoor and indoor sensor
  • On board Relative Humidity sensor
  • Configurable to control humidifier and dehumidifier
  • Large, easy-to-wire terminal block
  • Adjustable differential for 1st, 2nd, 3rd and 4th stages


  • Maintenance reminders – Humidifier, air filter, dehumidifier, HVAC
  • Global reports outdoor temperature to all thermostats on the network
  • Circulate fan mode
  • Programmable fan
  • Progressive recovery
  • Built-in equipment protection
  • Equipment stage indication
  • High and low setpoint temperature limits
  • "Copy" function for quick and easy programming
  • Multiple hold options maximizes comfort and energy savings
    • Vacation hold
    • Customizable timed hold
    • Permanent hold
  • Real time clock automatically adjusts for daylight savings time
  • Permanent memory – programming and date isn't lost during a power outage
  • Battery back up maintains clock


  • 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
  • Full or limited screen lockout

Thermal Specifications:

  • Control range: 45° to 99°F (7° to 32°C)
  • Display range: 32° to 99°F (0° to 40°C)
  • Accuracy: ± 1°F (± .5°C)
  • Storage temperature: -30° to 140°F (-34.4° to 60°C)
  • Operating humidity: 5% to 90% relative humidity
  • Operating ambient temperature: 32° to 120°F (0° to 48.9°C)
  • Shipping temperature range: -30° to 140°F (-34.4° to 60°C)

Dimensions: 4-15/16" High x 6" Wide x 1-5/16" Deep

Electrical Specifications:

  • 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
  • Terminal Designations: R, C, W, W2, Y, Y2, G, B, O, T1, T2, S2, S1, T1, T2, A-, B-, A+, B+, RSA, RSB

Accessories – Sold Separately:

  • 8051 Flush Mount Indoor Temperature Sensor
  • 8052 Outdoor Temperature Sensor
  • 8053 Surface Mount Indoor Temperature Sensor
  • 8081 Temperature Support Module
  • 8082 Relative Humidity Support Module