Description
The York S1-025-46395-000 is a genuine OEM Thermostatic Expansion Valve (TXV) engineered for precise refrigerant metering and optimal system performance in compatible York HVAC equipment. With a rated operating pressure of 90.0 PSIG and 3/8″ x 5/8″ ODF inlet/outlet connections, this valve delivers accurate superheat control to protect the compressor and maximize system efficiency.
Designed as a direct OEM replacement, this TXV ensures a proper fit and reliable operation — eliminating the guesswork of aftermarket substitutes and helping technicians get systems back online quickly.
Key Specifications
- Brand: York
- Part Number: S1-025-46395-000
- Valve Type: Thermostatic Expansion Valve (TXV)
- Rated Pressure: 90.0 PSIG
- Inlet Connection: 3/8″ ODF
- Outlet Connection: 5/8″ ODF
- Connection Style: ODF (Outside Diameter Flare/Solder)
Features & Benefits
- Genuine York OEM replacement part for assured compatibility
- Precise superheat regulation protects compressor and improves efficiency
- 90.0 PSIG pressure rating suited for common residential and light commercial refrigerant applications
- 3/8″ x 5/8″ ODF connections for straightforward field installation
- Durable construction for long-term, dependable refrigerant flow control
Application
This TXV is intended for use in York refrigeration and air conditioning systems requiring a direct OEM expansion valve replacement. Always verify system compatibility by cross-referencing the part number with your equipment’s service manual or parts list before installation.







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