ecobee3 lite
ecobee3 
Room Sensors
ecobee3 Smarter Bundle
ecobee3 lite Smarter Bundle
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Room sensors address hot or cold areas of your home, delivering comfort to rooms that matter most.
Easily adjust temperature and comfort settings from your Android and iOS devices.
Save an average 23% on your heating and cooling each year. For full details, visit ecobee.com/savings.
Ensures you're comfortable by using thousands of data points to adjust your home to the right temperature.
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.
Connects with your accessories to easily manage your humidifiers, dehumidifiers and ventilators.
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
Thermostat
Length: 100 mm
Width: 100 mm
Depth: 22 mm
Power Extender Kit*
Length: 62.1 mm
Width: 60.1 mm
Depth: 21.4 mm
*Optional for installation
Room Sensor
Length: 44 mm
With Stand: 54 mm
Width: 44 mm
Depth: 20 mm
Gas, oil, electric, dual fuel
Conventional (2H/2C)
Heat Pump (4H/2C)
Dual fuel support
Humidifier, Dehumidifier, Ventilator, HRV or ERV
Rc
Rh
G
C
Y1
Y2
Y2
W1 (AUX 1)
W2 (AUX 2)
ACC +
ACC -
PEK
Wi-Fi, 915MHz, future expansion slot
802.11 b/g/n @ 2.4GHz
WEP 64, WEP 128, WPA and WPA 2 encryption methods
DHCP (dynamic) or static IP addressing
168 bit SSL encryption
15-20 MB/month
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.
Recyclable packaging
Mercury-free
Arsenic-free
PVC-free
ROHS compliant
Desired Temperature: 7° to 33°C
Display: 7° 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)
3 year warranty
English
ecobee3 thermostat
Standard and large trim plates
Room sensor with detachable stand
Quick start guide
Installation guide
Wire labels
Screws and drywall plugs
Power Extender Kit
ecobee3 lite
ecobee3
Price
$219 CAD
$299 CAD
3.5" full-color LCD touch screen, 320 x 480 pixel display
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Android and iOS mobile app
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Apple HomeKit and Amazon Echo Integration
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Free monthly energy reports
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Power Extender Kit for C-wire substitution
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Compatible with 95% of heating and cooling systems
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Works with room sensors
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Smart occupancy detection
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Accessory support (humidifier, dehumidifier, ventilator)
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