Description
The York S1-1TVM4G1 is a factory-engineered Thermostatic Expansion Valve (TXV) designed for reliable, precise refrigerant metering in residential and light-commercial cooling systems. Built specifically for R-410A refrigerant and rated for 3-ton capacity, this valve delivers consistent superheat control to maximize system efficiency and protect the compressor from liquid slugging.
Key Features
- Designed for use with R-410A refrigerant — the industry-standard environmentally preferred refrigerant
- 3-ton capacity rating matches common residential and light-commercial system sizes
- 5/8″ inlet x 5/8″ outlet connections for straightforward installation on compatible York and compatible OEM systems
- 30″ capillary tube length provides flexible bulb placement for accurate suction-line sensing
- Thermostatic expansion valve design automatically modulates refrigerant flow in response to load changes, maintaining optimal superheat
- Genuine York OEM replacement part — engineered to factory specifications for reliable, drop-in compatibility
- Helps protect the compressor by preventing liquid refrigerant flood-back
- Supports peak system efficiency and consistent cooling performance across varying load conditions
Specifications
- SKU: S1-1TVM4G1
- Brand: York
- Valve Type: Thermostatic Expansion Valve (TXV)
- Refrigerant: R-410A
- Capacity: 3 Ton
- Inlet Connection: 5/8″
- Outlet Connection: 5/8″
- Capillary Tube Length: 30″
Application
The York S1-1TVM4G1 TXV is intended as a direct OEM replacement for qualifying York split-system air conditioners and heat pumps. Always verify compatibility with the equipment model number before installation. Proper installation by a licensed HVAC technician is recommended to ensure correct superheat adjustment and system performance.
