What is the color for HVAC?
Table of Contents
What is the color for HVAC?
The Blue or C Wire (It’s important to determine that your heat pump is compatible with your thermostat before you decide.) C wires or varying colors apply to every thermostat, but blue C wires belong to thermostats attached to a heat pump. Blue wires are for heat pumps.
Where does blue wire go on furnace?
Are Thermostat Wires Color Coded?
| Color of the Wire | Terminal | Details |
|---|---|---|
| Blue | B | This is a common wire that is connected to the heat pump. Your HVAC system is going to need a common wire if it has to be connected to a power source 24/7. |
What color wire is for heat on thermostat?
Thermostat Wiring Tips Here is the industry standard color code for thermostat wires used for most systems: The W wire is connected to your heating system. If your thermostat controls your heat, you will have a white wire. The Y wire is yellow and connects to your air conditioning compressor.
What color is R wire?
Red Wire
Red Wire (R/Rc) The red wire is coded as R or Rc. It is for power and provides 24-hour volt AC power. Do keep in mind that these types of wires are only suitable for dual transformers or Air Conditioning systems.
What color are hot wires?
black
Hot wire is identified by its black casing. This is the main color of hot wire for most homes. However, other hot wires can red, blue, or yellow, although these colors can indicate a different function besides powering an outlet.
Where does the red and white wire go on a thermostat?
The ‘red’ wire has to be connected to the ‘R’ terminal of the furnace & thermostat, and similarly, the ‘white’ wire has to be connected to the ‘W’ terminal of the furnace & thermostat. Note: You’ll have to take all the safety precautions before you wire a thermostat.
Which wire is C wire on furnace?
Typically, the wires that provide the power (often called the “hot” wires) are labeled Rc (cooling) and Rh (heating). They provide a source of 24V power coming from the HVAC control board.
Is C wire hot or neutral?
The C wire is more like a neutral wire (in electrical terms) and it completes the electrical circuit between the furnace (or any heating system) and the thermostat, thus ensuring a flawless power supply to thermostat even when the furnace is OFF.
