and 230V HVAC systems

or a visible bulge at the top of the capacitor

and 240V for broad system compatibility

This specific model is rated for 240/208 volts

Trane VAL8988 TXV 319848-301 and 230V HVAC systemsThe 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