Description
The York S1-025-45303-000 is a factory-specified Thermostatic Expansion Valve (TXV) engineered for R410A refrigerant systems rated at 6 tons of cooling capacity. Designed as a direct OEM replacement for compatible York equipment, this TXV delivers accurate refrigerant metering to maintain optimal evaporator performance, protect the compressor from liquid slugging, and maximize overall system efficiency.
Key Features
- OEM York replacement TXV for reliable, factory-matched performance
- Rated for R410A refrigerant — compatible with modern, environmentally preferred systems
- 6-ton capacity rating for commercial and large residential HVAC applications
- 3/8″ ODF liquid line inlet connection for straightforward installation
- 5/8″ ODF suction/outlet connection for secure, leak-free refrigerant flow
- Precise superheat control to protect the compressor and optimize evaporator efficiency
- Durable construction built to withstand the demands of continuous HVAC operation
Product Specifications
- SKU: S1-025-45303-000
- Brand: York
- Valve Type: Thermostatic Expansion Valve (TXV)
- Refrigerant: R410A
- Capacity: 6 Ton
- Inlet Connection: 3/8″ ODF
- Outlet Connection: 5/8″ ODF
Application
This TXV is intended for use in York split-system air conditioners and heat pumps that utilize R410A refrigerant. It is the correct OEM part for maintaining precise refrigerant flow control, ensuring the evaporator coil operates at peak efficiency while preventing compressor damage caused by liquid refrigerant carry-over. Always verify compatibility with your specific York unit model before installation.







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