Sensi™ Smart Thermostat

SKU: Smart Thermostat

ST55C, Designed with a large display, intuitive app and easy in-app installation, Sensi™ Smart Thermostat simplifies comfort while giving you control from anywhere.

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Features

  • EDITORS CHOICE BEST VALUE SMART THERMOSTAT by USA Today's Reviewed.com
  • 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.
  • EXTENSIVE COMPATIBILITY***: Works with the HVAC equipment found in most homes - a cwire is required for heat-only, cool-only and heat pump systems. Check system and router compatibility at sensi.copeland.com/compatibility
  • 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.
  • GET REBATES: Find utility rebates in your area through the rebate finder at sensi.copeland.com/rebates.
  • CONTROL FROM ANYWHERE: Remotely control your home comfort from your smartphone or tablet using the Sensi mobile app for Android and iOS devices.
  • SMART ALERTS: Sensi features smart alerts to help detect extreme temperature and humidity levels in your home.
  • CIRCULATING FAN: Air circulation may improve indoor air quality by helping to regulate temperature and prevent buildup of particles and mold.

Specifications

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
Yes
Millivolt Compatible
No
Economizer Connections
No
Humidity Control
Displays indoor humidity
Heat Pump Dual Fuel Control
Yes (Remote Sensor Not Required)
Heat Pump Auxiliary Lockout Control - Outdoor Sensor Option
None
Remote Sensor Options
None
Auto Changeover (Heat/Cool)
Yes
Fan Option
Auto, On
Filter Change Reminder
Yes
Early Start
Yes
Keypad Lockout
Total Lockout
Set-Point Temperature Limits
No
Backlight
Yes; 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

Reviews / Q&A

Documents & Drawings

1
Energy savings are calculated by comparing operation time for a nationwide sample of Sensi users with temperature adjustments averaging 4° in comparison to users with no adjustments. Savings vary based on equipment type/condition, insulation, climate & temperature adjustment size/frequency.
2
For full details, review the Sensi Privacy Policy at https://sensi.copeland.com/en-us/legal. Note: if you sign up for a program with a third party, such as a utility or controller, details and terms for that program are between you and the third party, not Copeland, and may include additional data collection. Certain add-on services require additional data to operate as intended. These services are not required and are optional.

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