Robertshaw Deluxe 9800i2 Series Programmable Thermostat 1 Heat / 1 Cool 9801i2

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The RobertshawĀ® 9800i2 series thermostat makes installation easy. Your customers will appreciate how easy it is to control the humidity and temperature, and you will value how simple it is to install and program. This versatile thermostat provides control over both humidification and dehumidification. When used in conjunction with our 9025i outdoor sensor, the thermostat automatically controls indoor humidity levels maintaining optimal comfort while minimizing condensation on windows. Your customers will enjoy maximum comfort and energy savings and you will benefit from the time and effort saved by installing a single device that does the work of two.

The Set-up Wizard allows you to spend 50% less time setting up the thermostat over competitive models. Every menu provides step-by-step instructions so there are no complicated codes or button combinations to memorize.

The 9800i2 series is so user friendly, it sets a higher standard in efficiency and simplicity for programmable thermostats. It is truly comfort made easy.


  • Set-up Wizard
    Helps speed through the installation process with step-by-step setup and programming instructions.
  • Trilingual Display Option
    Set to your customersā€™ language of choice ā€“ English, Spanish or French.
  • Convenient Displays
    View a full day of programming at once for quick review or easy adjustment.
  • Contractor ID Feature
    Set it yourself or custom order with your information preloaded. Your name and phone number remind your customers when service is needed.
  • Daylight Saving Time Adjustment
    Automatically adjusts to correct time regardless of seasonal changes.
  • Adjustable Backlighting
    Choose to have backlighting on at all times or only when programming. You can also adjust the brightness and contrast for improved readability.
  • Time of Day Zoning
    When coupled with a remote sensor (part #9020i), you can control the temperature in remote locations given different scheduled events.
  • Three Levels of Security
    Secure protection against unwanted changes to the programming menus, temperature or set-up functions with your own 4-digit PIN.
  • Auto Changeover
    Automatically adjusts between heating and cooling cycles to maintain optimal comfort.
  • Worry-Free Memory Storage
    Even during power outages, the thermostat maintains set point and programmed parameters.
  • Adjustable Temperature Offset
    Change the displayed temperature from the actual sensed temperature.
  • Adjustable Temperature Differential
    Maintains optimal customer comfort.
  • Intermittent Fan
    Maintains optimal air filtration and circulation with minimal energy use.


  • Application:
    Heat Pump, Single Stage, 1 Heat/ 1Cool
  • Stages:
    1 Heat/1 Cool
  • Programmability:
    7-Day Programmable
  • User Interface:
    Push Button
  • Mount:
  • Options:
    Auto Changeover, Fan Control, Large Display, Password Lockout, Works with Sensor
  • Power Method:
  • Changeover:
  • Temperature Range (F):
  • Voltage:
    Low voltage 24v
  • Amperage:
  • Wattage:
    24 to 72
  • Wiring:
    D IS OS C Y1 E/W1 R O B G L
  • Dimensions:
    Height: 6-5/8" Width: 4-1/4" Depth (Inches): 1-5/8"