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The AAON R35590 is an official OEM 1 1/8 X 1 3/8" Txv, also known as a Thermostatic Expansion Valve. This component regulates the flow of refrigerant within HVAC systems, adjusting the amount entering the evaporator based on temperature changes. It is designed to optimize system efficiency and ensure compatibility with various cooling applications. The valve features a 1 1/8 inch inlet and a 1 3/8 inch outlet.
Genuine OEM replacement part for HVAC systems.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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