Google Nest Power Connector – C Wire Adapter for Smart Thermostats – 3.98in Accessory, Snow

Price: GBP18.58
(as of Jun 05, 2026 04:42:42 UTC – Details)

Nest thermostats are designed to work without a C wire in most homes. But some systems may require a C wire for consistent power to your Nest thermostat. The Nest Power Connector is an affordable C-wire substitute for homes that don’t have one. It doesn’t require any new thermostat wiring. And with simple instructions you can even install it yourself. If something is wrong with your Nest Thermostat, Google will alert you on-device, through mobile app alerts, and over email.
Nest thermostats are designed to work without a C wire in most homes but for some systems, including heating-only, cooling-only, zone-controlled, and heat pump systems, you’ll need a Nest Power Connector or C wire.
The Nest Power Connector is a simple affordable alternative to a C wire if your heating and cooling system requires one to power your Nest Thermostat
Installation is simple; the Nest Power Connector attaches to your furnace air handler, or zone controller and comes with simple instructions.
The Nest Power Connector is only compatible with 24 VAC systems; it won’t work with millivolt or high voltage systems
The Nest Power Connector is the Nest thermostat C wire adaptor that’s designed specifically for Nest thermostats
Operating Temperature –22° to 140℉ (–30° to 60℃). Made with 46% post-consumer recycled materials.