Description
The York S1-025-52065-000 is an OEM thermostatic expansion valve (TXV) engineered for precise refrigerant flow regulation in York HVAC systems. Designed as a direct factory replacement, this valve maintains optimal evaporator superheat across varying load conditions, protecting the compressor and maximizing system efficiency.
Product Overview
The TXV (thermostatic expansion valve) is a critical refrigeration component that meters refrigerant into the evaporator coil based on superheat demand. The York S1-025-52065-000 features CHATxCHAT connections and is rated at 83.7#, making it a purpose-built replacement for compatible York residential and light commercial cooling equipment.
Key Features
- OEM York replacement thermostatic expansion valve (TXV)
- CHATxCHAT inlet and outlet connection configuration
- 83.7# system charge rating
- Regulates refrigerant flow to maintain consistent evaporator superheat
- Helps protect the compressor from liquid slugging
- Engineered for reliable, long-term performance in York systems
- Direct factory replacement — no modifications required
Application
- Compatible with York residential and light commercial air conditioning and heat pump systems
- Designed for use in systems with an 83.7# refrigerant charge
- Ideal for service technicians performing TXV replacement or system upgrades
Why Choose an OEM York TXV?
Using a genuine York replacement TXV ensures proper superheat calibration, correct connection sizing, and compatibility with your system’s refrigerant and operating pressures. Aftermarket valves may not meet the precise factory specifications required for peak efficiency and equipment longevity.







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