verify 120V at the primary leads using a multimeter

This TXV features high-grade construction designed to handle the pressure fluctuations of modern refrigerants

The cast iron construction ensures long-term durability in high-cycle environments

ensuring precision shaft alignment and vibration dampening during high-RPM operation

Trane VAL10641 TXV 319847-401 verify 120V at the primaryThe Trane VAL10641 TXV is a precision thermostatic expansion valve engineered for R410A refrigerant systems with a nominal capacity of 2. 5 to 3. 0 tons. As a veteran grade OEM replacement part, this valve features a 6. 3 inch body with flare connections (1 4" x 5 8" x 3 4"), ensuring a reliable mechanical fit without the risks associated with excessive brazing heat near the sensitive internal diaphragm. Designed for heat pump and split system air