Description
The York S1-022-12987-000 is an OEM thermostatic expansion valve (TXV) engineered specifically for R-410A refrigerant systems. Designed and manufactured to York’s exacting standards, this TXV provides precise, automatic metering of refrigerant flow into the evaporator coil — maintaining optimal superheat levels across a wide range of operating conditions for maximum system efficiency and longevity.
Why Choose the York S1-022-12987-000 TXV?
As a genuine York OEM replacement part, this thermostatic expansion valve is built to fit and perform exactly like the original component it replaces. Proper refrigerant metering is critical to system performance: too much refrigerant causes flooding and compressor damage, while too little results in poor cooling capacity and efficiency losses. This TXV ensures your R-410A system operates within its designed parameters at all times.
Key Features
- OEM York replacement TXV — direct-fit for compatible York equipment
- Designed for R-410A refrigerant systems
- Maintains precise superheat control for optimized evaporator performance
- Helps protect the compressor from liquid refrigerant slugging
- Supports peak system efficiency and energy savings
- Built to York’s original engineering specifications for reliable, long-term operation
- SKU: S1-022-12987-000
Application
This TXV is intended as a direct OEM replacement for York residential and light commercial air conditioning and heat pump systems using R-410A refrigerant. Always verify compatibility with your specific York equipment model before installation.
Installation Notes
- Installation should be performed by a licensed HVAC/R technician
- Proper refrigerant handling in accordance with EPA Section 608 regulations is required
- Verify system refrigerant charge and superheat settings after replacement







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