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Emerson Sensi™ Wi-Fi Thermostat

$129.00

Emerson Sensi™ Wi-Fi Thermostat

Model No. ST55

$129.00

Emerson Sensi™ Wi-Fi Thermostat

Model No. ST55

$129.00

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Product Description

*Smart Thermostat Rebate Offer

Alabama Power customers:  For a limited time, get a $100 rebate when you install a qualifying smart thermostat in your home. Must meet eligibility requirements to qualify. Details

The highly-rated Sensi™ Thermostat from Emerson is loaded with features designed to make it easier and more convenient than ever to achieve the perfect level of home comfort, from a simple installation process to an intuitive mobile app that allows you to adjust the settings on your thermostat for complete control. Anytime. Anywhere.


Model # ST55

More Information

*Smart Thermostat Rebate Offer

Alabama Power customers:  For a limited time, get a $100 rebate when you install a qualifying smart thermostat in your home. Must meet eligibility requirements to qualify. Details

The highly-rated Sensi™ Thermostat from Emerson is loaded with features designed to make it easier and more convenient than ever to achieve the perfect level of home comfort, from a simple installation process to an intuitive mobile app that allows you to adjust the settings on your thermostat for complete control. Anytime. Anywhere.


Model # ST55

  • Installs and operates like a standard thermostat when not connected to Wi-Fi
  • App changes color to show if the system is heating or cooling
  • Compatible with Apple HomeKit, Amazon Echo and Wink
  • Geofencing option and smart alerts
  • Built-in dual fuel heat pump option
  • Energy Star Certified
  • Energy Star Certified: Yes
  • Program Options: Programmable - 7 Day or Non-Programmable
  • Program Periods Per Day Options: 8 Max
  • Hardwire: 20-30 Vac, NEC Class II, 50/60Hz
  • Battery Power Rating: 0 to 30 Vac, 50/60 Hz or DC
  • Terminals: RC, RH, C, W/E, W2, Y, Y2, O/B/2, G, L
    3-Wire Zone Valve Connections
  • Millivolt Compatible: No
  • Economizer Connections: No
  • Displays indoor humidity
  • Heat Pump Dual Fuel Control (Remote Sensor Not Required)
  • Heat Pump Auxiliary Lockout Control - Outdoor Sensor Option: None
  • Remote Sensor Options: None
  • Auto Changeover (Heat/Cool)
  • Fan Option: Auto, On
  • Filter Change Reminder
  • Early Start
  • Keypad Lockout: Total Lockout
  • Set-Point Temperature Limits: No
  • Backlight: Continuous Backlight with Common Wire
    Voltage: 20-30 Vac, NEC Class II, 50/60Hz
  • Amp Rating: 0.05 to 1.5 Amps (load per terminal) 1.5 Amps maximum load (all terminals combined)
  • Rated Differential, Universal: Heat (Conventional Gas, Oil, Electric): 0.5°F (Fast) 0.75°F (Med) 1.9°F (Slow); Cool (Central Air): 0.9°F (Fast) 1.2°F (Med) 1.7°F (Slow); Heat Pump: 0.9°F (Fast) 1.2°F (Med) 1.7°F (Slow); Aux. Heat: 0.5°F (Fast) .
  • Ambient Operating Temperature: 32° to 105°F (0 to 40°C)
    Operating Humidity: 90% non-condensing maximum

1-year limited manufacturer warranty.

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