Emerson Sensi Wi-Fi Smart Thermostat for Smart Home, DIY, Works With Alexa, Energy Star Certified, ST55
Original price was: $144.17.$132.35Current price is: $132.35.
Price: $144.17 - $132.35
(as of Mar 08, 2025 11:01:54 UTC – Details)
From across the room or across the country, your sensi wi-fi thermostat makes it easy to remotely control and schedule your home comfort – anytime. Anywhere. Designed to work with the wires you already have, sensi thermostat does not require a common wire (c-wire) for most installations, so it is compatible with the hvac equipment in many homes in u. S. Canada. A c-wire is required for heat-only, cool-only and heat pump (without aux) systems, and for use with apple homekit. Check to make sure it will work for you at sensi. Emerson. Com/compatibility. The intuitive app walks you through each step of installation with custom configured instructions, removing all the frustration and guesswork from the installation process, so you can be up and running in no time, no experience required. Put your comfort on your terms using location-based temperature control with geofencing or creating custom heating and cooling schedules with the flexible 7-day scheduling option with the energy star certified sensi thermostat. Both energy saving features you save about 23% on your hvac energy usage so you can save money without compromising your comfort. Plus, sensi integrates directly with amazon alexa, apple homekit, google assistant and wink home automation platforms. Connect to amazon alexa to control your home temperature with simple voice commands, or just ask siri to set, raise or lower your home temperature when using sensi with apple homekit. Whats more, sensi wi-fi thermostat has been named the best value smart thermostat of 2018 by usa todays reviewed. Com energy savings calculated by comparing operation time for a nationwide sample of sensi users with temperature adjustments averaging 4 degreef vs. Users with no adjustments. Savings vary based on equipment type/condition, insulation, climate temperature adjustment size/frequency. Based on survey results of 2120 respondents that purchased and installed a sensi thermostat in 2018, approximately 70% reported installing in 30 minutes or less. Adding a common wire may impact installation time. Does not work with electric baseboard heat and some other systems. System requirements for mobile app: ios – 10. 0 Or above android – 4. 2 Or above (5. 0 Or greater to use the geofencing feature).
Save about 23% on hvac energy*: The energy star certified sensi thermostat helps you save on your hvac energy costs, with features like geofencing, 7-day flexible scheduling, remote access and in-app system usage.
Most install in 30 minutes or less**: Use the built-in level and step-by-step app instructions for a quick installation. Skip any extra work painting or patching the wall thanks to the standard thermostat size.
Smart home compatible: Works with amazon alexa, google assistant, apple homekit (c-wire required), and samsung smartthings smart home platforms.
Usage reports: Monitor current day and historical heating, cooling and fan runtimes right in the app.
Compatibility: Conventional Henating And cooling : Common wire(c-Wire) REQUIRD Gas Furnance – Heat Only Electric furnance – Cool Only Air Conditioner – Heat Pump Boiler – Apple HomeKit integration
PRIVACY PROTECTION*: Sensi won ‘t sell your personal information to third parties
SAVE ABOUT 23% ON HVAC ENERGY*: The ENERGY STAR-certified Sensi smart thermostat can help you save energy with features like flexible scheduling, remote access, and usage reports
EASY DIY INSTALLATION: Use the built-in level and step-by-step app instructions for a quick installation. Works with HVAC equipment found in most homes. Common wire (c-wire) is not required in most applications
SMART MAINTENANCE: Sensi can help monitor the performance and efficiency of your HVAC system by delivering valuable usage reports, alerts about your equipment, and maintenance reminders like filter replacement. Wi-Fi 802.11b/g/n @ 2.4 GHz
Customers say
Customers find the HVAC control thermostat easy to install and use. It works well for controlling temperature remotely and setting schedules. The user-friendly app is convenient for controlling home heating and cooling from anywhere. Many consider it a good value for the price, with good functions for the price. However, some customers have mixed opinions on WiFi connectivity and build quality.
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Original price was: $144.17.$132.35Current price is: $132.35.
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