Description
The Trane VAL8702 is a factory-engineered Thermostatic Expansion Valve (TXV) designed for use in R410A refrigerant systems with a 4-ton capacity. Featuring 3/8″ inlet and 1/2″ outlet connections, this OEM-quality valve delivers precise refrigerant metering to maintain optimal evaporator performance, system efficiency, and reliable temperature control across a wide range of operating conditions.
As a direct Trane replacement component, the VAL8702 ensures a proper fit and function in compatible Trane split systems and air handlers, minimizing downtime and preserving manufacturer performance standards.
Key Features
- Designed for R410A refrigerant systems
- 4-ton rated capacity for residential and light commercial applications
- 3/8″ inlet x 1/2″ outlet connection sizing
- Thermostatic expansion valve (TXV) for precise refrigerant flow metering
- OEM Trane replacement part for reliable, drop-in compatibility
- Helps maintain optimal evaporator superheat for system efficiency
- Supports consistent cooling performance and equipment longevity
Application
The VAL8702 is intended for use in Trane R410A split-system air conditioners and heat pumps requiring a 4-ton TXV. Always verify compatibility with your specific equipment model before installation. Installation should be performed by a licensed HVAC technician in accordance with local codes and manufacturer guidelines.
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