Thermostat Wiring Colors
If you’re working with a thermostat, it’s important to know what the different colors on the wires represent. The most common colors are red, white, yellow, and green. Here’s a quick guide to help you understand what each color means: Red: This wire is responsible for providing power to the thermostat. It’s typically connected to a 24-volt transformer. White: This wire is responsible for sending signals from the thermostat to the furnace or air conditioner. …