York S1-025-45299-000 79.0 Adj TXV Valve 3/8 x 5/8 ODF

Description

The York S1-025-45299-000 is an OEM adjustable thermostatic expansion valve (TXV) engineered for precise refrigerant metering and optimal system performance in York and compatible HVAC equipment. With a 79.0 capacity rating and 3/8″ x 5/8″ ODF connections, this valve delivers reliable superheat control across a wide range of operating conditions.

Key Features

• OEM York replacement TXV valve — direct-fit reliability
• Adjustable (ADJ) superheat setting for flexible field calibration
• 79.0 capacity rating for proper refrigerant flow management
• 3/8″ liquid line x 5/8″ suction ODF connections for easy installation
• Designed to maintain consistent superheat and protect the compressor
• Supports efficient system operation and maximum energy performance

Product Specifications

• Brand: York
• Part Number: S1-025-45299-000
• Valve Type: Thermostatic Expansion Valve (TXV)
• Capacity Rating: 79.0
• Superheat Setting: Adjustable
• Inlet Connection: 3/8″ ODF
• Outlet Connection: 5/8″ ODF

Application

This TXV is designed as a genuine York OEM replacement component, making it ideal for service technicians and contractors maintaining York residential and light commercial HVAC systems. Proper TXV function ensures accurate refrigerant metering, protects the compressor from liquid slugging, and maximizes system efficiency and longevity.