York S1-025-45247-000 Expansion Valve

When you're troubleshooting short-cycling or improper superheat in a York HVAC system, the York S1-025-45247-000 Expansion Valve is a critical OEM replacement part for restoring precise refrigerant flow control. This thermostatic expansion valve (TXV) is engineered with a 3/8" inlet and a 5/8" outlet, utilizing a standard 3/4-inch Chatleff connector to ensure a secure, leak-proof integration into the evaporator assembly. Designed specifically for R-410A refrigerant circuits, it maintains the pressure differential required to optimize the evaporation rate and protect the compressor from liquid slugging.

As a veteran tech knows, a TXV failure can lead to evaporator coil freeze-ups or high head pressures. Replacing aged components with this genuine York S1-025-45247-000 ensures the system responds accurately to heat load variations, maintaining tight superheat tolerances. Whether you are servicing a residential split-system or a light commercial unit, the S1-025-45247-000 valve provides the energy efficiency and performance consistency needed to avoid costly call-backs.

Key Benefits:

• Precise Superheat Regulation: Dynamically adjusts refrigerant flow based on load, preventing suction line fluctuations.
• OEM Compatibility: Specifically designed for York, Coleman, and Luxaire indoor coils, ensuring exact fitment with 3/8 x 5/8 connections.
• System Longevity: Helps prevent compressor failure by stopping liquid refrigerant floodback under low-load conditions.
• Optimized Efficiency: Maximizes heat exchange performance in R-410A air conditioning and heat pump systems.

Common Questions:

What are the connection sizes for the S1-025-45247-000?
This valve features a 3/8" inlet and a 5/8" outlet with a 3/4" Chatleff fitting for the coil side.

Is this expansion valve compatible with R-22 systems?
No, this TXV is specifically calibrated and designed for use with R-410A refrigerant only.

Can this York expansion valve be used in heat pump applications?
Yes, it is designed to manage refrigerant flow effectively in both straight-cool and heat pump HVAC systems.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.