ecobee Power Extender Kit C-Wire Adapter - for ecobee Smart Thermostat Essential - Programmable WiFi Thermostat Accessory

• The Power Extender (PEK) is an easy, cost-effective solution for homes without a C or common wire.

• Not sure if you need a PEK for your ecobee Smart Thermostat install? Visit ecobee.com/compatibility to find out.

• All ecobee Smart Thermostat models come with a Power Extender Kit except Smart Thermostat Essential and Smart Thermostat Lite.

• Access the easy-to-follow installation guide by scanning QR code on the box.

• Works with 24 VAC systems only. Not compatible with millivolt, high voltage systems, dual transformer, fan coil, or communicating units.