Power Extender Kit for Ecobee Smart Thermostats, C-Wire Adapter for Ecobee3 Lite, Premium, Enhanced, Essential, Lite, Smart Thermostat for ecobee4 and Smart Thermostats with Voice Control
Universal CompatibilityThe C-wire adapter power extension kit for ecobee smart thermostat compatible with ecobee3, Premium, Enhanced, Essential, Lite, for ecobee4 and Smart Thermostats with voice control. (Note: It is not compatible with heat only boikers)
Easy InstallationTool-free installation, quick and easy! Check the label on the back of the productscan the QR code to confirm compatibility and get the installation guide video.
Magnetic DesignThis replacement for the ecobee power extension kit features a magnetic attachment design at all four corners, securely holding the kit to the stove surface for easy wiring.
Solution for Homes without a C-WireUpgrade your existing 24-volt AC system (without a C-Wire) to a smart system, unlocking the full capabilities of your Ecobee thermostat and eliminating power outage concerns and functional limitations.
NoteCompatible only with 24-volt AC system swithout a C-Wire. Please confirm whether your device requires this C-Wire adapter before installation. Not suitable for millivolt systems, high-voltage systems, dual-transformer systems, fan coil systems, or communication equipment.
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A budget-friendly and efficient fix for homes without a common wire (C-wire)
Mount in Seconds, No Tools Needed
No Screws, No Hassle - Makes DIY Setup Even Easier
Enjoy Smart Lifestyle
With the C-Wire Adapter, unlock smart functionality and enjoy a hassle-free life
Power Extender Kit for Ecobee Smart Thermostats, C-Wire Adapter for Ecobee3 Lite, Premium, Enhanced, Essential, Lite, Smart Thermostat for ecobee4 and Smart Thermostats with Voice Control
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First Listed on Newegg
March 21, 2026
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Warranty, Returns, And Additional Information
Warranty
Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.