What is the definition of a OEM HVAC? OEM stands for Original Equipment Manufacturer, and it refers to the company that produces the original parts and components of a particular product. In the HVAC industry, an OEM is a company that produces the components of an HVAC system, such as the air conditioner, heat pump, furnace, and other related components. An OEM HVACHVAC system is one that is composed of components manufactured by the same company, rather than from different manufacturers. This ensures that the parts are designed to work together seamlessly and provide the highest quality in performance and efficiency. The OEM HVACHVAC system is designed to be cost effective, reliable, and long lasting. It is important to note that an OEM HVACHVAC system should be regularly serviced and maintained to ensure that it remains in peak operating condition. A qualified technician should be used to perform regular maintenance on the system to keep it functioning optimally. Using a qualified technician will also help to