How to Find the Model Number on Your Thermostat

Follow these simple steps to locate the model number on your Emerson Sensi thermostat.

Step 1: Remove the Front Cover

Carefully detach the front cover of your thermostat unit.

Step 2: Locate the Model Number

Once the front cover is removed, you will find the model number printed on the device. The model number for this specific thermostat is:

1F87U-42WF

The image below shows the front of the thermostat, displaying the current room temperature, set temperature, and operational status (Cooling). It also indicates Wi-Fi connectivity and battery level.

The back of the thermostat displays the Emerson logo, the model number (Model #: 1F87U-42WF), NSI Security Code, and other identifying information such as the MAC ID and serial number. It also shows the wiring terminals and internal components.

Front View Description: The front display shows '6:10 PM' as the time, '72°' as the Room Temperature, and '71° Cooling' as the Set To temperature. Icons indicate Wi-Fi connection and battery status. Below the temperature display, there are mode indicators for Heat, Cool, Auto, and On/Off for both Mode and Fan. A 'Menu' button is visible on the right side, along with up and down arrow buttons for adjustments.

Back View Description: The back of the thermostat clearly labels 'EMERSON' at the top. Below this, 'Model #: 1F87U-42WF' is prominently displayed, followed by 'NSI SECURITY CODE' and '799-15-543'. Additional identifiers include 'MAC ID: 346F920BCCCD'. The back also shows the terminal connections for wiring and internal circuit boards.

For further assistance or to explore other Sensi thermostat models, please visit the Emerson climate website.