Trane VAL8988 TXV 321042-401 Versatile Performance: Multiple speed taps

Versatile Performance: Multiple speed taps allow for precise airflow adjustment based on system cooling or heating requirements

Is this a direct replacement for 1/2 HP motors

Can this relay be used for both high and low selection simultaneously

This board is specifically designed for Rheem and Ruud units equipped with X-13 ECM blower motors

but C0 provides tighter precision for standard operating temperatures

Trane VAL8988 TXV 321042-401 Versatile Performance: Multiple speed tapsThe Trane VAL8988 Thermal Expansion Valve (TXV) is a critical OEM replacement part engineered for precise refrigerant metering in R410A air conditioning and heat pump systems. Optimized for 3 ton capacity systems, this valve features 3 8" x 1 2" ODS connections and is rated for pressures up to 500 PSI. It maintains a consistent evaporator superheat, protecting the compressor from liquid slugging while maximizing the efficiency of the indoor evaporator