Produkt overview
The ecobee3 Lite Smart Thermostat offers a sleek design, enhanced comfort, and significant energy savings. It is a programmable Wi-Fi thermostat compatible with various smart home systems, allowing remote control and intelligent temperature management.

Front view of the ecobee3 Lite Smart Thermostat, displaying temperature and humidity.
This thermostat is designed to help you save up to 23% annually on heating and cooling costs by intelligently managing your home's climate. It integrates seamlessly with popular voice assistants like Siri, Alexa, and Google Assistant, and can be controlled from anywhere using the ecobee app on your mobile device.
Hvad er inkluderet
The ecobee3 Lite Smart Thermostat package includes everything necessary for a DIY installation:
- ecobee3 lite termostat
- Power Extender Kit (for C-Wire-less homes)
- Hardware pack (screws, anchors)
- Instructions and wire labels
- Monteringsplade
- Trimplade

Contents of the ecobee3 Lite Smart Thermostat package, including the thermostat, Power Extender Kit, and installation materials.
Opsætning og installation
The ecobee3 Lite is designed for easy DIY installation. Before beginning, ensure your HVAC system is compatible. The thermostat is compatible with most 24VAC HVAC systems, including furnaces, ACs (2H/2C), heat pumps (2H/2C + 2 stage AUX), boilers, PTACs, and fan coil units (3 fan speeds).
Kompatibilitetstjek
Refer to the compatibility chart below to determine if your existing wiring is suitable. A Power Extender Kit (PEK) is included for homes without a C-wire.

Detailed compatibility chart for ecobee3 Lite Smart Thermostat, showing supported systems and wiring requirements.
Installationstrin (generelt overview)
- Sluk for strømmen: Before touching any wires, turn off power to your heating and cooling system at the breaker box.
- Fjern gammel termostat: Fjern forsigtigt din gamle termostat fra væggen. Tag et billede af ledningerne som reference.
- Mærk ledninger: Brug de medfølgende ledningsmærkater til at markere hver ledning, der er tilsluttet din gamle termostat.
- Installer monteringsplade: Mount the ecobee backplate to the wall using the included hardware. Ensure it is level.
- Tilslut ledninger: Connect the labeled wires to the corresponding terminals on the ecobee backplate. If you don't have a C-wire, install the Power Extender Kit according to its instructions.
- Fastgør termostat: Snap the ecobee3 Lite thermostat onto the mounted backplate.
- Gendan strøm: Tænd for strømmen igen ved afbryderboksen.
- Indledende opsætning: Follow the on-screen instructions on the thermostat to complete the setup, including Wi-Fi connection and system configuration.

A person performing a DIY installation of the ecobee3 Lite Smart Thermostat, connecting wires to the backplate.
Betjeningsvejledning
The ecobee3 Lite Smart Thermostat features a user-friendly touchscreen interface and can be controlled remotely via the ecobee app.
Kontrol på enheden
The thermostat's touchscreen allows direct control over temperature, modes, and settings. You can adjust the target temperature by sliding your finger up or down on the main screen. Access additional options by tapping the icons at the top of the screen.
- Temperaturjustering: Tap the main temperature display and slide to set your desired temperature.
- Systemtilstande: Tap the mode icon (e.g., snowflake for cool, flame for heat) to switch between Heat, Cool, Auto, or Off modes.
- Vejrinformation: Tryk på vejrikonet for at view local weather forecasts and humidity levels.
- Hovedmenu: Tap the menu icon (three horizontal lines) to access advanced settings, schedules, sensors, and more.
Demonstration of adjusting temperature and accessing weather information on the ecobee3 Lite Smart Thermostat's touchscreen.
A user demonstrating the touchscreen interface of the ecobee3 Lite, showing temperature adjustments and mode selection.
Remote Control via ecobee App
Manage your comfort from anywhere using the ecobee app on your iOS or Android mobile device. The app provides full control over your thermostat's settings, schedules, and allows you to monitor energy usage.
- Download app: Download the ecobee app from the Apple App Store or Google Play Store.
- Tilslut termostat: Follow the in-app instructions to link your thermostat to your account.
- Smart Home Integration: The ecobee3 Lite integrates with Siri, Amazon Alexa, and Google Assistant for voice control. It also works with SmartThings.

Remote control of the ecobee3 Lite Smart Thermostat demonstrated on a smartwatch, showing various smart home app icons.

Logos indicating compatibility with Apple HomeKit, Amazon Alexa, Google Assistant, and SmartThings.
Smarte funktioner
- Energibesparelser: Save up to 23% annually on heating and cooling costs (compared to a hold of 72°F).
- SmartSensor Compatibility: Add SmartSensor (sold separately) to manage hot or cold spots and deliver enhanced comfort to the rooms that matter most.
- Open Door/Window Detection: Automatically pauses heating or cooling when a door or window is left open (requires ecobee SmartSensor for doors and windows and a Smart Security subscription).
- ENERGY STAR-certificeret: ecobee is an ENERGY STAR Partner of the Year award winner, ensuring high standards of energy conservation.

The ecobee3 Lite Smart Thermostat displayed on a wall, highlighting its energy-saving capabilities.

The ecobee3 Lite Smart Thermostat next to an ENERGY STAR Partner of the Year award logo, signifying its energy efficiency.

The ecobee3 Lite Smart Thermostat shown with an optional SmartSensor on a wooden shelf, illustrating its ability to manage hot or cold spots.
Opretholdelse
The ecobee3 Lite Smart Thermostat requires minimal maintenance. Keep the screen clean by gently wiping it with a soft, dry cloth. Avoid using abrasive cleaners or solvents.
Ensure the thermostat's sensors (located on the device) are not obstructed to maintain accurate temperature and occupancy readings.
Fejlfinding
If you encounter issues with your ecobee3 Lite Smart Thermostat, consider the following common solutions:
- No Power/Screen Off: Check your circuit breaker to ensure power to your HVAC system is on. Verify all wires are securely connected to the thermostat and Power Extender Kit (if used).
- Forkerte temperaturaflæsninger: Ensure the thermostat and any connected SmartSensors are not exposed to direct sunlight, drafts, or heat sources. Check for obstructions around the sensors.
- Problemer med Wi-Fi-forbindelse: Restart your Wi-Fi router. Ensure your thermostat is within range of your Wi-Fi network. Re-enter your Wi-Fi credentials on the thermostat or through the app.
- System Not Heating/Cooling: Verify the system mode (Heat/Cool/Auto) is correctly set. Check for any active holds or schedules that might be overriding your desired temperature. Ensure your HVAC system itself is functioning correctly.
- Problemer med appkontrol: Ensure your ecobee app is updated to the latest version. Check your phone's internet connection.
For more detailed troubleshooting or persistent issues, refer to the official ecobee support resources or contact customer support.
Specifikationer
| Feature | Detalje |
|---|---|
| Mærke | ecobee |
| Modelnavn | ecobee3 lite |
| Produktdimensioner | 1" D x 4.05" B x 4.05" H |
| Controller type | Vera, Google Assistant, Amazon Alexa, iOS, Android |
| Speciel funktion | Window Sensor, Door Sensor (requires additional accessories) |
| Farve | Sort |
| Specifikke anvendelser af produktet | Ovn |
| Temperaturkontrol type | Opvarmning, Køling |
| Forbindelsesteknologi | Wi-Fi (802.11 b/g/n @ 2.4 GHz) |
| Strømkilde | AC/DC (24 volt) |
| Varens vægt | 1 pund |
| Materiale | Plast |
| Display Type | Touchscreen (3.5 Inches screen size) |
| Kontroltype | Tryk, stemme |
| Batterier | 1 Lithium Metal batterier påkrævet (medfølger) |
| UPC | 627988303154 |
Garanti og support
Garantioplysninger
The ecobee3 Lite Smart Thermostat comes with a 3 års begrænset garantiGem venligst din købsbevis i tilfælde af garantikrav.
For full warranty details, refer to the official warranty document provided with your product or visit the ecobee support webwebsted.
Kundesupport
For technical assistance, installation guidance, or any other inquiries, please visit the official ecobee support webwebsted eller kontakt deres kundeserviceteam.
Officiel brugermanual (PDF): Download PDF
Official Warranty (PDF): Download PDF





