Emerson Sensi Thermostat

Retail Price $125.00 Your Price $4.99

After an instant rebate of: $100.00

Manufacturer Discount: $10.00

Marketplace Discount: $10.01

Designed with a large display, intuitive app, and easy in-app installation, this thermostat simplifies comfort while keeping you in control from anywhere.

  • Flexible Scheduling - Create a custom schedule to fit your lifestyle
  • Smart alerts - Get alerts if Sensi detects abnormal temperatures and humidity levels
  • Sleek, low profile design and traditional footprint
  • Large, backlit screen perfect for low lighting
Availability: In stock

*Sales tax is calculated on the full sales price, as required by the New Jersey Division of Taxation. See the New Jersey sales tax bulletin for details.

Product Features

Low profile

Sleek, minimalist design looks great on your wall.

Traditional footprint

Takes up the same space as a traditional thermostat so you don’t have to patch your wall or paint.

Humidity reading

Featured on-screen to keep you fully aware of your home’s conditions.


Perfect for night time or low lighting.


Check the time when you check the temperature.

HVAC Compatibility

Make sure this product is compatible with your heating/cooling system by leaving this marketplace site and going to the manufacturer's website to utilize this Emerson Sensi Compatibility Checker

Smart Home Compatibility

Sensi work with Apple HomeKit, Google Assistant, Amazon Alexa, Samsung SmartThings, and Wink.


Easy DIY installation

You can feel confident and comfortable about installing Sensi yourself. No experience required. Our easy-to-use app will walk you through the step-by-step process quickly.

Download the Sensi App

Our thoughtfully designed app will be your guide through installation process. Be sure to download the Sensi app before getting started.

Video Tutorial

Our quick installation and connection overview video shows how easy it really is.

More Information coming from Smartwave Proto
is DR Bundle No
Product Rank 7
Manufacturer Emerson
Manufacturer Model ST55
Single-Stage Heating/Cooling Yes
Two-Stage Heating/Cooling Yes
Line-Voltage Heating No
Wi-Fi Enabled Yes
Self-Learning No
Warranty (Years) 3
ENERGY STAR Certified Yes
UPC Code 786710559693