Description
York S1-025-35350-000 Thermostatic Expansion Valve Overview
The York S1-025-35350-000 is an OEM-grade Thermostatic Expansion Valve (TXV) engineered for reliable, precise refrigerant metering in R-22 residential and light commercial cooling systems. Designed to handle a 5-ton capacity load, this valve ensures optimal evaporator performance by maintaining consistent superheat control under varying load conditions — helping to maximize system efficiency and protect the compressor from liquid slugging.
Key Features
- OEM York replacement TXV for accurate, drop-in fitment
- Rated for R-22 refrigerant systems
- 5-ton (60,000 BTU/hr) capacity rating
- 3/8″ inlet x 3/8″ outlet connections for straightforward installation
- 30″ capillary tube for flexible bulb placement on the suction line
- Maintains precise superheat control to protect system components
- Durable construction for long-term reliability in demanding HVAC applications
Application
This TXV is intended as a direct OEM replacement for York air conditioning and heat pump systems using R-22 refrigerant. The 30″ capillary tube provides sufficient length for proper bulb mounting on the suction line, ensuring accurate temperature sensing and responsive valve modulation. The 3/8″ x 3/8″ sweat connections make installation straightforward for qualified HVAC technicians.
Specifications
- SKU: S1-025-35350-000
- Brand: York
- Refrigerant: R-22
- Capacity: 5 Ton
- Inlet Connection: 3/8″
- Outlet Connection: 3/8″
- Capillary Tube Length: 30″
- Valve Type: Thermostatic Expansion Valve (TXV)









