A/C Expansion Valve – A2228301205

The A/C Expansion Valve (Part No. A2228301205) is a genuine OEM HVAC component that precisely regulates the flow of refrigerant into the evaporator, ensuring optimal cooling performance and system efficiency.

Engineered to Mercedes-Benz factory specifications, this expansion valve maintains correct pressure and temperature balance within the air conditioning system. Proper operation helps prevent evaporator freezing, compressor strain, and uneven cabin cooling.

This OEM expansion valve is recommended during evaporator replacement, A/C system overhauls, or when diagnosing poor cooling, high-side/low-side pressure imbalance, or inconsistent air conditioning performance.