Master the 7 Wire Thermostat Wiring Color Code: A Wiring Guide for HVAC Pros
A 7-wire thermostat wiring color code standardizes the connection between a thermostat and an HVAC system. This allows for easy installation and maintenance of heating and cooling equipment. The color code assigns specific wire colors to different terminals on the thermostat, corresponding to the matching terminals on the HVAC unit. Common colors include red (24V power), white (heat… Read More »