Description
The York S1-025-41023-000 is an OEM thermostatic expansion valve (TXV) designed for evaporator applications in York residential and light commercial HVAC systems. This non-adjustable valve delivers precise, factory-set refrigerant metering to ensure consistent evaporator performance and optimal system efficiency — no field adjustment required.
Key Features
- Non-adjustable design for consistent, factory-set refrigerant flow control
- 3/8″ inlet x 5/8″ outlet connections for straightforward installation
- Engineered as a direct OEM replacement for compatible York evaporator systems
- Thermostatic expansion valve (TXV) technology for accurate superheat regulation
- Helps maintain proper refrigerant distribution across the evaporator coil
- Supports reliable system operation and protects the compressor from liquid slugging
Product Details
- Brand: York
- Part Number: S1-025-41023-000
- Valve Type: Thermostatic Expansion Valve (TXV)
- Connection Size: 3/8″ x 5/8″
- Adjustment: Non-Adjustable
- Application: Evaporator
Application
This TXV is a direct OEM replacement part for York HVAC equipment. Proper TXV function is critical to system efficiency — a correctly operating expansion valve ensures the right amount of refrigerant enters the evaporator coil, maintaining the ideal superheat level and protecting system components. Always verify compatibility with your specific York model before installation.







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