Description
The York S1-VLV-012B-410 is a genuine OEM thermostatic expansion valve (TXV) engineered for reliable refrigerant metering in R410A cooling systems rated at 1 ton of capacity. Designed as a direct York replacement component, this TXV delivers consistent superheat control and efficient system performance, making it the ideal choice for service technicians and HVAC professionals working on York equipment.
Key Features
- Genuine York OEM thermostatic expansion valve (TXV)
- Rated for R410A refrigerant — compatible with modern, environmentally preferred systems
- 1-ton (12,000 BTU/hr) capacity rating for residential and light-commercial applications
- 3/8″ ODF inlet x 1/2″ ODF outlet connections for straightforward installation
- Precise superheat regulation for optimized system efficiency and compressor protection
- Direct OEM replacement ensures proper fit and function in York equipment
Specifications
- SKU: S1-VLV-012B-410
- Brand: York
- Refrigerant Type: R410A
- Capacity: 1 Ton (12,000 BTU/hr)
- Inlet Connection: 3/8″ ODF
- Outlet Connection: 1/2″ ODF
- Valve Type: Thermostatic Expansion Valve (TXV)
Application
This TXV is designed for use in York split-system air conditioners and heat pumps utilizing R410A refrigerant. The thermostatic expansion valve meters the flow of liquid refrigerant into the evaporator coil, maintaining proper superheat levels to maximize system efficiency, protect the compressor from liquid slugging, and ensure consistent comfort performance. Always verify compatibility with your specific York equipment model before installation.









