The Trane VAL10395 Thermal Expansion Valve is a refrigerant flow control component designed for compatible air conditioners, heat pumps, and other HVAC systems. It automatically regulates the amount of refrigerant entering the evaporator coil based on cooling demand, helping maintain proper superheat for efficient heat transfer. This precise control improves system efficiency, support... https://www.partshnc.com/txv-valve-3ton-r410-extequal-5