Description
The York S1-125396 is a genuine OEM thermostatic expansion valve (TXV) designed to deliver precise refrigerant flow control in York HVAC systems. Identified by part number OZE-20-GA, this valve features ODF (Outside Diameter Flare) connections for reliable, leak-free refrigerant line integration and is sized to the 7X9 specification for compatibility with the appropriate system tonnage and orifice requirements.
Why Choose a Genuine York TXV?
Thermostatic expansion valves are critical to system efficiency — they modulate refrigerant flow in response to superheat, ensuring your system operates at peak performance. Using a genuine York OEM replacement valve maintains factory-specified refrigerant metering, protects your compressor, and preserves system warranties.
Key Features
- Genuine York OEM replacement thermostatic expansion valve
- Part number: OZE-20-GA
- ODF (Outside Diameter Flare) refrigerant connections for secure, leak-resistant installation
- 7X9 sizing for proper system compatibility
- Engineered for precise superheat control and refrigerant metering
- Direct drop-in replacement for compatible York systems
Applications
- Compatible York residential and light commercial HVAC systems requiring OZE-20-GA TXV replacement
- Ideal for service technicians performing refrigerant circuit repairs or system tune-ups
Installation Notes
Always recover refrigerant and follow EPA Section 608 regulations before servicing the refrigerant circuit. Verify system compatibility using the equipment model number and service manual prior to installation. ODF connections require standard flare tooling for a proper seal.









