The award-winning Sensi smart thermostat can help you reduce your energy bill while respecting your privacy.
Sensi is continually voted as one of the best smart Wi-Fi thermostats available. With over 100 years of HVAC experience and made by Emerson, Sensi is a brand you can trust to put on your wall.
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Sensi smart thermostat was designed to function seamlessly with your phone for comfort control on your terms.
Takes up the same space as a traditional thermostat so you don’t have to patch your wall or paint.
A common wire (c-wire) is not required for most systems*, simplifying installation.
Receive email alerts when Sensi notices problems with home heating and cooling.
Monitor your home's monthly energy usage in the mobile app and with our monthly usage report email.
Easily connect your Wi-Fi thermostat and control your temperature settings from your mobile device.
Featured on-screen and in the mobile app to keep you fully aware of your home's air quality.
You can feel confident and comfortable about installing Sensi yourself. The Sensi smart thermostat does not require a common wire (c-wire) for most systems and 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 the installation process. Be sure to download the Sensi app before getting started.
Fast & easy
Designed to be installed quickly with no need for patching or painting thanks to the traditional thermostat design.
System compatibility
Sensi is designed to work with most heating and cooling systems (including heat pump). Check your compatibility.
Access the Sensi smart Wi-Fi thermostat from a smartphone or tablet to control your home environment even when you’re far from it.
Seamless smart home integration
A Sensi thermostat works directly with the most popular smart home systems on the market — including Amazon Alexa, Google Assistant, Apple HomeKit and Samsung SmartThings. Plus you can voice control your home's temperature using assistants like Apple's Siri, Google Home and Amazon Alexa.
Energy Savings
Energy efficient smart thermostats like Sensi can save about 23% on your HVAC energy bills, helping to reduce your monthly energy costs. You can also take advantage of special rebates offered by your energy provider to help reduce the initial cost of your thermostat.
Our top-rated app gives you remote access to your thermostat from anywhere.
Available for iOS and Android.
Uses your smartphone’s location to automatically adjust your thermostat.
Set, change and program your home comfort from anywhere.
Program a schedule for each day of the week that fits your lifestyle
Get easy weather updates.
Monitor current day and historical heating, cooling and fan runtimes right in the app.
App changes color to let you know at a glance whether your system is heating or cooling.
Get smart alerts to help detect extreme temperatures & humidity levels or loss of heating/cooling.
Automatically adjusts between heat and cool mode to keep you comfortable.
Keep your perfect settings on lockdown by disabling changes from the thermostat.
Helps maximize comfort and balance temperature throughout your home by increasing air circulation.
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Sensi Lite An affordable smart thermostat with a modern look | Sensi smart A universally compatible smart thermostat with a traditional thermostat look | Sensi Touch 2 A sleek smart thermostat compatible with optional room sensors | Sensi Touch A modern smart thermostat with an easy to use touchscreen interface | |
MSRP | $89.99 | $129.99 | $209.99 | $169.99 |
C-Wire | ||||
Works with Sensi Room Sensors | ✓ | |||
Screen Type | LED | LED | Touchscreen LCD | Touchscreen LCD |
Annual Energy Savings | About 23% | About 23% | About 23% | About 23% |
Data Privacy Protection | ✓ | ✓ | ✓ | ✓ |
Keypad Lockout | ✓ | ✓ | ✓ | ✓ |
Geofencing | ✓ | ✓ | ✓ | ✓ |
Programmable Schedule | ✓ | ✓ | ✓ | ✓ |
Smart Alerts | ✓ | ✓ | ✓ | ✓ |
Humidity / De-humidity Control | ✓ | ✓ | ✓ | |
Smart Home Compatibility | Amazon Alexa | Amazon Alexa | Amazon Alexa | Amazon Alexa |
DIY Installation | ||||
Pro Installation | ||||
Models | ST25, ST25U | ST55, ST55U | ST76, ST76U, ST76W | ST75, ST75S, ST75U, ST75W, |
