Description
The York S1-025-51754-000 is a Parker-manufactured Thermostatic Expansion Valve (TXV) engineered for precise refrigerant metering in large-capacity commercial HVAC and refrigeration systems. Rated at 87.4 tons, this valve is built to handle high-demand applications where accurate superheat control is critical to system efficiency and longevity.
Product Overview
This TXV features CHATxCHAT (Chatleff-style) inlet and outlet connections, providing a secure, leak-resistant interface that is widely used in commercial refrigeration and air conditioning equipment. Sourced from Parker — a trusted name in fluid control and refrigeration components — this valve delivers consistent performance and reliable superheat regulation across a wide range of operating conditions.
Key Features
- OEM York replacement part — direct fit for compatible York commercial systems
- Manufactured by Parker for proven quality and durability
- Thermostatic Expansion Valve (TXV) design for accurate refrigerant flow metering
- CHATxCHAT (Chatleff) inlet and outlet connections for secure, leak-resistant installation
- 87.4-ton capacity rating — suited for large commercial HVAC and refrigeration applications
- Helps maintain optimal superheat levels to protect compressor integrity
- Designed for long service life in demanding commercial environments
Application
This valve is intended as a direct OEM replacement for York commercial cooling equipment requiring a Parker TXV with Chatleff-style fittings. Always verify compatibility with your specific unit model before installation.
Specifications
- SKU: S1-025-51754-000
- Valve Type: Thermostatic Expansion Valve (TXV)
- Connection Type: CHATxCHAT (Chatleff x Chatleff)
- Capacity: 87.4 Tons
- Manufacturer: Parker
- OEM Brand: York







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