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The 1/4" barb serves as the pneumatic interface
Designed specifically for negative pressure systems
making it a standard inventory item for contractors prioritizing OEM furnace repair parts and system longevity
This two-position valve body is a standard choice for contractors looking for a robust replacement or new-build component that eliminates the complexity of linkages and manual calibration
though this depends on your specific control board configuration
Trane VAL9588 TXV 320788-704 The 1/4" barb serves asThe Trane VAL09588 Thermostatic Expansion Valve (TXV) is a critical commercial grade metering component designed for precise refrigerant management in 7 ton R410A systems. Engineered to maintain stable superheat across varying load conditions, this Trane OEM expansion valve features 3 8" ODF inlet and 1 2" ODF outlet connections, ensuring a reliable sweat connection for high pressure applications. With its 129. 8 PSI rating and specialized
US$ 487.50
US$ 1750.00
US$ 120.99