20717149
A/C Expansion Valve
Mack

This critical component in the HVAC system controls the flow of refrigerant, directly impacting the cooling efficiency of your vehicle's air conditioning. By precisely managing refrigerant expansion, it helps maintain the desired cabin temperature and prevents system freeze-ups or overheating. Its design ensures consistent performance under the demanding conditions typical of heavy-duty trucking, including vibrations and temperature variations. Proper functioning of this valve is essential for energy-efficient operation and long-term reliability of the climate control system. It also plays a role in reducing energy consumption and minimizing wear on other HVAC components. Source One Parts Center supplies this high-quality valve to help keep your truck's air conditioning system operating smoothly, ensuring driver comfort and system longevity during extended service intervals.