Description
Product Overview
The ecobee Power Extender Kit (PEK) is an essential accessory designed to solve the common wire issue in homes, allowing seamless integration with ecobee Smart Thermostats. This kit supports 24 VAC systems and is compatible with models like Premium, Enhanced, Essential, Lite, ecobee3 Lite, Smart Thermostat with voice control, and ecobee4. It includes magnetic mounting for easy attachment to your furnace, requiring no additional tools, and comes with a QR code for quick access to installation instructions.

Usage
The PEK is ideal for residential settings where a common wire is absent, such as in older homes or during thermostat upgrades. Homeowners can use it to enable smart temperature control, improving energy efficiency and comfort. It targets users with 24 VAC HVAC systems, excluding millivolt, high voltage, dual transformer, fan coil, or communicating units, ensuring safe and reliable operation in standard heating and cooling environments.
Why Choose Us
ecobee’s Power Extender Kit stands out for its simplicity and reliability, offering a hassle-free installation that eliminates the need for professional wiring. The magnetic design ensures secure placement, while the compatibility checker at ecobee.com provides peace of mind. Built with quality components, it delivers consistent performance, making smart home upgrades accessible and cost-effective for a wide range of users.
Key Features
- No common wire required for easy ecobee thermostat installation
- Magnetic mounting sticks firmly to furnaces without tools
- Includes QR code for quick access to step-by-step guides
- Compatible with multiple ecobee Smart Thermostat models
- Works with 24 VAC systems for safe and efficient operation
FAQ
What is the ecobee Power Extender Kit used for?
The PEK provides power to ecobee Smart Thermostats in homes that lack a common wire, enabling full functionality without complex wiring modifications.
How do I know if I need a Power Extender Kit?
Visit ecobee.com/compatibility and use the Compatibility Checker to determine if your HVAC system requires the PEK for thermostat installation.
Is the PEK compatible with all thermostat brands?
No, the Power Extender Kit is designed exclusively for ecobee Smart Thermostats and will not work with other brands or incompatible systems.
Can I install the PEK myself?
Yes, the kit includes magnetic mounting and a QR code for an easy-to-follow guide, allowing most homeowners to install it without professional help.
What systems are not compatible with the PEK?
The PEK does not work with millivolt, high voltage, dual transformer, fan coil, or communicating HVAC units, ensuring it is only used with safe 24 VAC systems.






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