If your home’s current HVAC system is without a C or common wire and you have to replace the thermostat, you might wonder whether there are state-of-the-art smart thermostats that don’t need a C wire. Or do you have to rewire your system to add a C wire? There are thermostats that don’t need a C wire to work. Many modern thermostats work with a C wire but are designed to also work without the wire if needed. Generally, they come with a power adapter that makes it possible. Most brands such as Nest, Ecobee, Wyze, and Honeywell nowadays offer thermostats that can work without a C wire. In this article, we list nine thermostats from seven well-known brands that can work without a C wire and briefly give the most important features of each. 1. Nest E and Nest 3 Generation Thermostats Nest 3rd Gen thermostat Check price…
By Charles John
