The Carrier EA36UZ923 Thermal Expansion Valve (TXV) is a refrigerant metering component designed to regulate refrigerant flow into the evaporator of compatible HVAC systems. It responds to changes in evaporator temperature and pressure, adjusting refrigerant flow to maintain proper superheat for efficient heat transfer. This TXV is used in compatible Carrier air conditioners and heat ... https://www.partshnc.com/carrier-ea36uz923-thermal-expansion-valve