Description
The Trane VAL19944 is an OEM thermostatic expansion valve (TXV) engineered for 2-ton residential and light-commercial refrigeration and air conditioning systems. Designed to Trane’s exacting specifications, this TXV precisely meters refrigerant flow into the evaporator coil, maintaining the correct superheat level under varying load conditions to maximize system efficiency, protect the compressor, and extend equipment life.
Key Features
- OEM Trane replacement TXV for 2-ton system applications
- Precise refrigerant metering for consistent superheat control
- Engineered to maintain optimal evaporator performance across varying load conditions
- Helps protect the compressor from liquid slugging and refrigerant flooding
- Direct OEM fit minimizes installation time and ensures compatibility
- Durable construction built to Trane quality standards
Why Use an OEM TXV?
Using a genuine Trane replacement TXV ensures the valve is calibrated to the exact operating parameters of your Trane system. Aftermarket alternatives may not match the factory superheat setting, potentially reducing efficiency or causing premature component wear. The VAL19944 is the correct, factory-specified solution for 2-ton Trane equipment.
Application
- Designed for 2-ton Trane air conditioning and heat pump systems
- Suitable for residential and light-commercial HVAC applications
- Consult your Trane equipment documentation to confirm compatibility before installation
Installation Notes
Installation should be performed by a qualified, EPA 608-certified HVAC technician. Always recover refrigerant before replacing the TXV, verify the correct superheat setting after installation, and leak-test all connections before returning the system to service.







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