From the manufacturer
So, when do you need a c-wire?
- Heat Only and Cool Only systems
- Heat pump systems
- Using Sensi thermostat with Apple HomeKit
Most install in 30 minutes or less**.
Easy DIY install. No experience required.
- With step-by-step instructions and video tutorials right in the mobile app, most people install Sensi in 30 minutes or less.
- The intuitive mobile app automatically configures the setting that matches your home.
- The Sensi Wi-Fi Thermostat works with your home’s existing wires, and does not require a common wire (c-wire) in most cases.
- Check system compatibility using the compatibility check tool on our website
Check your system wires using the Sensi compatibility check tool on our website.
Sensi thermostat is not compatible with:
- Line voltage or electric baseboard heat
- Proprietary/ communicating/ serial protocol
- Millivolt (mV) systems
- Incompatible routers: Refer to Sensi’s online compatibility resources.
Extensive compatibility with heating and cooling systems in most homes.***
Works with the wires you already have.
Compatibility is our top priority with Sensi Wi-Fi Thermostat. This thermostat works with the following systems:
- Conventional – up to two stages of heating and two stages of cooling (2H/2C)
- Heat Pump* – up to 4 stages of heating and two stages of cooling (4H/2C)
- Heat Only* and Cool Only* (C-wire needed)
- Gas, Oil, Electric
- Geothermal and Dual-fuel
- *This system type requires a common wire (c-wire).
Product Description
The Sensi Multiple Thermostat Manager lets you simplify and centralize your comfort control needs across all your Sensi thermostats Anytime. Anywhere. Remotely access and manage unlimited thermostats installed in multiple locations more affordably and efficiently. Simply install your Sensi Wi-Fi Thermostats using the easy, DIY instructions in the mobile app. Then sign up for the Sensi manager monthly or yearly subscription plan, at a much lower cost than most traditional building management systems. Once Sensi manager is up and running, you can create and consolidate thermostat groups to fit your unique needs, and batch update or customize thermostat settings across these groups, including scheduling, keypad lockout, fan, mode and set points. Reduce energy waste and save on HVAC-related energy costs with remote control and flexible batch scheduling across multiple thermostats so the power is always in your hands. Sensi thermostats can also integrate directly with Amazon Alexa, Google Assistant, Apple Home Kit and Wink smart home automation platforms. The Sensi Wi-Fi Thermostat and Sensi Multiple Thermostat Manager are designed to work with HVAC equipment in most facilities (U.S. & Canada only). A common wire (c-wire) is required for heat-only, cool-only and heat pump (without aux) systems, and for use with Apple Home Kit. Check to make sure it will work for you at sensicomfort/compatibility.Does not work with electric baseboard heat and some other systems.
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