Trane VAL18771 Expansion Valve 321042-401 5-18K differential range for tailored

5-18K differential range for tailored control over temperature fluctuations

this component maintains signal integrity in ambient temperatures up to 130

meeting strict industry standards for HVAC electrical safety and current flow efficiency during peak operation

Vibration Dampening: Heavy-gauge construction reduces harmonic noise during high-load operation

Simplified Installation: Built-in mounting feet and color-coded ports streamline the mounting and tubing process for field contractors

Trane VAL18771 Expansion Valve 321042-401 5-18K differential range for tailoredThe Trane VAL18771 Thermostatic Expansion Valve is a critical refining metering device designed specifically for high efficiency residential and light commercial cooling systems. Engineered to handle R 410A refrigerant, this TXV precisely modulates refrigerant flow into the evaporator coil by measuring superheat via a highly responsive sensing bulb. For technicians in the field, this valve ensures the evaporator is neither starved of refrigerant nor