20717151
A/C Expansion Valve
Volvo

The A/C expansion valve regulates the flow of refrigerant into the evaporator, playing a critical role in the vehicle's air conditioning system. It controls pressure and temperature, ensuring efficient cooling performance. A properly functioning expansion valve maintains the desired cabin temperature while optimizing system efficiency. Its precise operation prevents refrigerant flooding or starvation, which can lead to system damage or reduced cooling capacity. This component is vital for maintaining a comfortable environment within the vehicle, especially during long hauls or extreme weather conditions. Sourced from Source One Parts Center, this expansion valve is a reliable replacement part that supports the longevity and efficiency of the HVAC system in heavy-duty trucks.