The Heatcraft 29341804 Thermal Expansion Valve is an OEM replacement component designed for compatible Heatcraft commercial refrigeration systems. It regulates refrigerant flow into the evaporator coil by adjusting the valve opening according to system temperature and pressure conditions. This process supports effective heat absorption and consistent cooling performance in refrigerati... https://www.partshnc.com/heatcraft-29341804-thermal-expansion-valve-txv-kit