Trane VAL19939 TXV 322056-301 preventing scale buildup and potential

preventing scale buildup and potential sticking

Engineered with low-smoke zero-halogen (LSZH) wire

it arrives with a factory-installed gasket to prevent exhaust leakage and ensure airtight sealing against the heat exchanger collector box

microscopic cracks in the ceramic insulator allow the spark to arc to the bracket rather than the burner

Trust this genuine Carrier OEM part to ensure factory-spec metering and long-term system reliability in the field

Trane VAL19939 TXV 322056-301 preventing scale buildup and potentialWhen high side pressure regulation is non negotiable for system stability, the Trane VAL19939 stands as the reliable 3 ton thermal expansion valve for R410A refrigerant applications. Designed for heavy duty HVAC replacement parts service, this TXV for air conditioners and heat pumps features a 3 8 inch ODF inlet and a 1 2 inch ODF outlet to ensure a clean, leak free braze. As an OEM Trane expansion valve, it is engineered to maintain precise superheat