Featuring a 76-inch cable length (6 feet)

Designed for direct replacement of older 1021573 series boards

The unit utilizes sequencers for better temperature control and staging

Quiet Operation: Advanced ECM technology reduces the noise associated with traditional motor startups and high-speed cycles

Trane VAL19939 TXV 319848-301 Featuring a 76-inch cable lengthWhen 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