Trane VAL8988 TXV 321042-401 but C0 provides tighter precision

but C0 provides tighter precision for standard operating temperatures

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

Ensure the internal lead wires are configured correctly according to the wiring diagram on the motor housing for your specific line voltage

maintaining the original safety circuit parameters

Trane VAL8988 TXV 321042-401 but C0 provides tighter precisionThe 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