Description
The Trane VAL1478 is a genuine OEM gas expansion valve engineered to deliver precise refrigerant flow regulation in Trane heating, cooling, and heat pump systems. Designed to exact Trane factory specifications, this replacement valve helps restore optimal system efficiency and protects critical components from the effects of improper refrigerant metering.
Key Features
- Genuine Trane OEM replacement gas expansion valve
- Engineered for precise refrigerant flow control and metering
- Manufactured to original factory specifications for reliable fit and function
- Helps maintain system efficiency and protect compressor integrity
- Direct drop-in replacement for compatible Trane equipment
Why Choose a Genuine Trane OEM Part?
Using a genuine Trane OEM expansion valve ensures compatibility with your existing system and maintains the performance standards your equipment was designed to deliver. Aftermarket substitutes may not meet the precise tolerances required for proper refrigerant metering, potentially leading to reduced efficiency, compressor damage, or premature system failure.
Application
- Designed for use in compatible Trane HVAC systems
- Suitable for residential and light commercial applications
- Consult your equipment documentation or a qualified HVAC technician to confirm compatibility before installation
Installation Notes
Installation should be performed by a licensed HVAC technician in accordance with all applicable local codes and Trane service guidelines. Always recover refrigerant properly before servicing refrigerant circuit components.







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