ecobee™ Power Extender Kit
Make any home an ecobee™ Smart Thermostat home with the Power Extender Kit – a cost-effective and efficient solution for homes without a common wire (C-wire).
Features
Easily install any ecobee™ Smart Thermostat with a PEK:
Skip the expensive common wire installation with our do-it-yourself ecobee™ Power Extender Kit (PEK). It’s smart, straightforward, and a great way to save money.
Capable and compatible:
The Power Extender Kit comes with all ecobee thermostats except Smart Thermostat Essential and Smart Thermostat Lite (but is compatible with those models, as well). The Power Extender Kit is compatible with most of our 24 VAC systems* and seamlessly integrates with our range of Smart Thermostats.
- ecobee3
- ecobee3 lite
- ecobee4
- ecobee Smart Thermostat with voice control
- ecobee Smart Thermostat Premium
- ecobee Smart Thermostat Enhanced
- ecobee Smart Thermostat Lite
- ecobee Smart Thermostat Essential

What's in the Box
- ecobee™ Power Extender Kit
- Safety, warranty and regulatory information on the box.
- Mobile installation guide available by scanning QR code on the box
- Safety, warranty and regulatory information on the box
*Millivolt, high-voltage systems, dual transformer and fan coil or communicating units are incompatible