Save an average 23% on your heating and cooling each year. For full details, visit ecobee.com/savings.
Easily adjust temperature and comfort settings from your Android and iOS devices.
Works with room sensors to measure temperature and occupancy in the rooms they’re in to help manage hot and cold spots throughout the home. Sensors sold separately.
Get free monthly reports on how much energy you've saved and tips on how you can save even more.
Fast, easy installation in 30 minutes or less. Use our handy step-by-step guide right on your phone.
Hardwired for reliability means ecobee doesn't steal power from your equipment to charge itself.
Our friendly support team is ready to help with even the toughest questions.Contact Support
3.5" full-color LCD touch screen
320 x 480 pixel display
Length: 102.88 mm
Width: 102.88 mm
Depth: 21.4 mm
Power Extender Kit*
Length: 62.1 mm
Width: 60.1 mm
Depth: 21.4 mm
*Optional for installation
Length: 170 mm
Width: 170 mm
Depth: 6.25 mm
Gas, oil, electric, dual fuel
Heat Pump (4H/2C)
W1 (AUX 1)
W2 (AUX 2)
wifi, 802.11 b/g/n @ 2.4 GHz
WEP 64, WEP 128, WPA and WPA 2 encryption methods
DHCP (dynamic) or static IP addressing
168 bit SSL encryption
less than 3.5 VA
Controlling this HomeKit-enabled accessory requires an iPhone, iPad, or iPod touch with iOS 9 or later.
Wired 24 VAC through terminals C and Rc or Rh.
Power Extender Kit (included) enables you to reliably power your thermostat without having to run a fifth wire.
Desired Temperature: 7° to 33°C
Display: 5° to 37°C
Sensitivity: +/- 0.5°C
Operating: 0° to 55°C
Display: 20% to 90% RH
Sensitivity: +/- 5% RH
Operating: 5% to 95% RH (non condensing)
-35° to 45°C
5% to 95% RH (non condensing)
ecobee3 lite thermostat
ecobee3 lite backplate
Optional for installation:
Power Extender Kit (PEK)
Large trim plate
Built-in Amazon Alexa (voice enabled)
Far field voice technology
Works with Room Sensor™
Power Extender Kit / C wire for reliability
Free online energy report (HomeIQ)
Accessory support (Humidifier, dehumidifier, ventilator, ERV, HRV)