An Air Conditioner Coupling Cap fits over the coupling points of the air conditioning system, where hoses and pipes connect to the air conditioner components. The primary function is to seal these connections when not in use, ensuring no refrigerant leakage. It also helps protect the coupling points from dirt, moisture, and other contaminants that damage the system. The cap works by creating a tight seal around the coupling threads, which prevents external factors from interfering with the internal refrigerant flow.Attributes:• Prevents contamination from entering the refrigerant system.• Helps maintain system pressure by sealing unused ports.• Prevents refrigerant leaks by ensuring a tight fit.Applications: An Air Conditioner Coupling Cap is positioned at the coupling points of the air conditioning system, to seal and protect the connections when not in operation.