Description
The Rheem-Ruud PD619091 is an OEM thermostatic expansion valve (TXV) engineered specifically for R410A refrigerant systems. Designed as a direct replacement for compatible Rheem and Ruud equipment, this valve ensures accurate refrigerant metering to maintain optimal evaporator performance, system efficiency, and equipment longevity.
How a TXV Works
A thermostatic expansion valve regulates the flow of liquid refrigerant into the evaporator coil by responding to suction line temperature and pressure. By maintaining the correct superheat level, the TXV protects the compressor from liquid slugging while maximizing heat transfer efficiency — a critical function in any split or packaged R410A system.
Key Features
- OEM Rheem-Ruud replacement part — engineered for precise fit and function
- Compatible with R410A refrigerant systems
- Accurate superheat control for optimized evaporator performance
- Helps protect the compressor from liquid refrigerant slugging
- Supports peak system efficiency and energy savings
- Direct drop-in replacement to minimize installation time
Application
The PD619091 TXV is intended for use in Rheem and Ruud residential and light commercial air conditioning and heat pump systems that utilize R410A refrigerant. Always verify compatibility with your specific equipment model before installation.
Why Choose an OEM TXV?
Using a genuine Rheem-Ruud TXV ensures the valve is calibrated to the exact superheat specifications required by your equipment. Aftermarket valves may not deliver the same precision, potentially leading to reduced efficiency, compressor damage, or voided equipment warranties. Trust the OEM part for a reliable, long-lasting repair.







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