Technically, it is possible to have two thermostats controlling a single AC (air conditioning) unit, but it requires additional equipment and setup. This setup is commonly referred to as a dual-zone system or multi-zone system.
A dual-zone system allows you to independently control the temperature in different areas or zones of a home or building. Each zone has its own thermostat, which communicates with a control panel that regulates the operation of the AC unit.
In a dual-zone setup, the control panel receives signals from both thermostats and determines when the AC unit should run and which zone it should cool. The control panel operates dampers or valves within the ductwork to direct the conditioned air to the desired zones.
It's important to note that retrofitting a single-zone AC unit into a dual-zone system can be complex and typically requires professional installation. It involves modifying the ductwork, adding dampers, and integrating the control panel and thermostats.
If you are considering a dual-zone setup for your AC system, it is advisable to consult with a qualified HVAC (Heating, Ventilation, and Air Conditioning) professional. They can assess your specific requirements, evaluate the feasibility of the installation, and guide you through the process to ensure a safe and effective implementation.