Description
The York S1-025-46376-000 is an OEM thermostatic expansion valve (TXV) engineered specifically for R-410A refrigerant systems. Featuring a 3/8″ liquid line inlet and a 5/8″ suction-side outlet, this valve delivers precise refrigerant metering to maintain optimal evaporator performance and system efficiency. Designed as a direct York OEM replacement, it ensures a reliable, drop-in fit for compatible York equipment without the guesswork of aftermarket alternatives.
Key Features
- OEM York replacement thermostatic expansion valve (TXV)
- Rated for R-410A refrigerant — zero ozone-depletion potential
- 3/8″ liquid line inlet connection
- 5/8″ suction-side outlet connection
- Precision refrigerant flow metering for consistent superheat control
- Direct drop-in replacement for compatible York systems
- Durable construction for long-term field reliability
Why Use an OEM TXV?
A properly sized and calibrated thermostatic expansion valve is critical to system efficiency, compressor protection, and overall equipment longevity. Using a genuine York OEM part ensures the valve is matched to the system’s design specifications, helping maintain manufacturer warranty compliance and peak performance.
Application
- Compatible with York R-410A split systems and packaged equipment
- Suitable for residential and light commercial HVAC applications
- Verify compatibility with your specific York model before ordering
Product Details
- SKU: S1-025-46376-000
- Brand: York
- Refrigerant: R-410A
- Inlet Connection: 3/8″
- Outlet Connection: 5/8″
- Part Type: Thermostatic Expansion Valve (TXV)







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