Description
The Trane VAL10373 is an OEM-quality Thermostatic Expansion Valve (TXV) engineered for reliable, precise refrigerant flow control in 6-ton R410A cooling systems. Designed as a direct Trane replacement component, this valve ensures accurate superheat regulation, protecting the compressor and maximizing system efficiency across a wide range of operating conditions.
Key Features
- 6-ton capacity rating for commercial and residential split-system applications
- Compatible with R410A refrigerant — the industry-standard HFC refrigerant for modern air conditioning systems
- 3/8″ ODF (Outside Diameter Flare) connection for straightforward field installation
- Thermostatic expansion valve design provides automatic superheat control, protecting the compressor from liquid slugging
- OEM Trane replacement part — engineered to original factory specifications for drop-in compatibility
- Helps maintain optimal system efficiency and consistent cooling performance
Specifications
- Brand: Trane
- Part Number: VAL10373
- Valve Type: Thermostatic Expansion Valve (TXV)
- Capacity: 6 Tons
- Refrigerant: R410A
- Connection Size: 3/8″ ODF
Application
The Trane VAL10373 TXV is ideal for HVAC technicians and contractors performing service or replacement work on Trane split-system air conditioners and heat pumps rated at 6 tons. By maintaining the correct refrigerant feed rate to the evaporator coil, this valve helps sustain peak system performance, energy efficiency, and equipment longevity. Always verify compatibility with the specific Trane equipment model before installation.







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