Sensi Classic Thermostat
After $50.00 in potential instant savings!
XCEL_TX_SMART_THERMOSTATqty_available:9999qty_used:0limit:2
Designed with a large display, intuitive app, and easy in-app installation, this thermostat simplifies comfort while keeping you in control from anywhere.
- Flexible Scheduling - Create a custom schedule to fit your lifestyle
- Smart alerts - Get alerts if Sensi detects abnormal temperatures and humidity levels
- Sleek, low profile design and traditional footprint
- Large, backlit screen perfect for low lighting
Before ordering, please confirm system compatibility.
⇒ View Compatibility Tool
Details
Affordable comfort: Designed for energy savings and data privacy - to give you full control of your home HVAC. With over 100 years of HVAC experience, you can feel confident in the Sensi Classic Thermostat you put on your wall.
Easy 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.
HVAC Compatibility
Conventional heating and cooling
Gas furnace
Air conditioner
Electric furnace
Boiler
Heat only
Gas furnace
Electric furnace
Boiler
Cool only
Air conditioner
Heat pump
All systems typically require a common wire (c-wire)
Terminals
RC,RH,C,W/E,W2/*,Y,Y2,O/B/6,G,L
Typical application
3-Wire Zone Heat
Conventional Air Conditioning
Gas/Oil/Electric Heat
Heat Pump
Performance features
Auto Changeover (Heat/Cool)
Circulating Fan
Humidity Control
Smart Alerts
Service reminders
Filter Replacement
Humidifer Pad Replacement
UV Bulb Replacement
Warranty
3-year warranty
Security features
Setpoint Temperature Limits
Total Keypad Lockout
Temperature setpoint range
45 to 99°F (7 to 37°C)
Voltage
Low voltage / 24V
Electrical rating
1.5A (Per Terminal), 2.5A Maximum (All Terminals Combined)
Powering method
Hardwired, AA batteries (2), remote access
Smart technology
Geofencing, Intuitive Scheduling, Smart Home Hub Compatible, Smart Phone/Android App Compatible
Keypad lockout
Keep your perfect settings on lockdown by disabling changes from the thermostat.
Geofencing
Uses your smartphone’s location to automatically adjust your thermostat.
System type
Universal - Single-Stage, Multi-Stage or Heat Pump
Program periods
7 day (8 per day max)
What’s in the box
Sensi Classic smart thermostat
Thermostat base
Installation guide
Welcome guide
Mounting hardware
Product dimensions
2.5" W x 3.75" H x 1" D
Annual savings
Avergae 23% per year
Color family (frame)
White
Hub required?
No hub required for voice control
Other features
Auto Changeover, Backlit Display, Battery Back-Up, Built-in Wi-Fi, Daylight Savings Time Ready, Low Battery Indicator, Outdoor Temperature Display, Vacation Mode
Privacy protection
We respect your privacy and won't sell your personal information to third parties or use your thermostat activity for targeting or advertising purposes.
ENERGY STAR® Certified
Title 24 compliant (California Building Standards Code)




More Information
Manufacturer | Copeland |
---|---|
Manufacturer Model | ST55U |
Single Stage Heating/Cooling | Yes |
Two Stage Heating/Cooling | Yes |
Line Voltage Heating | No |
Warranty (years) | 3 |
ENERGY STAR Certified | Yes |
Reviews

After $50.00 in potential instant savings!
XCEL_TX_SMART_THERMOSTATqty_available:9999qty_used:0limit:2

After $50.00 in potential instant savings!
XCEL_TX_SMART_THERMOSTATqty_available:9999qty_used:0limit:2

After $50.00 in potential instant savings!
XCEL_TX_SMART_THERMOSTATqty_available:9999qty_used:0limit:2

After $50.00 in potential instant savings!
XCEL_TX_SMART_THERMOSTATqty_available:9999qty_used:0limit:2

After $50.00 in potential instant savings!
XCEL_TX_SMART_THERMOSTATqty_available:9999qty_used:0limit:2