Mercedes W221 Air Conditioning Compressor OM646 Air Con A/C Unit A0032308411

Mercedes W204 Supercharger Air Conditioning Compressor A0032308411 is an original cabin cooling system component designed for diesel engine vehicles. A used air conditioning compressor allows for an economical restoration of the factory air conditioning system's functionality, maintaining proper operating parameters and compatibility with the vehicle's installation.

Specifications and technical data

• SKU: A0032308411
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0032308411
• Substitutable numbers: A0032308411, A 003 230 84 11, 447280-6172
• Fuel type: Diesel
• Category: A/C Compressors & Clutches

Technical Characteristics of the Mercedes W204 Air Conditioning Compressor

The air conditioning compressor from this series has been specifically designed to work with Diesel units, meaning it is adapted to the characteristics of a diesel engine's operation, its RPM range, and loads. The compressor's design ensures stable refrigerant pressure, which translates to uniform cooling of the vehicle's interior and proper cooperation with the dryer, condenser, and expansion valve.

The air conditioning system in the Mercedes W204 is electronically controlled, which is why the correct selection of the compressor is crucial for the proper functioning of the control unit, pressure sensors, and thermal protection. Using an original component from the air conditioning compressors and clutches category minimizes the risk of vibrations, leaks, and improper lubrication.

Designed for Diesel Engines and Benefits of Proper Selection

Diesel versions of the Mercedes W204 generate different vibrations and loads than gasoline units, which is why the air conditioning compressor must be appropriately tuned. Using a compressor dedicated to Diesel engines ensures:

• Appropriate mechanical durability during prolonged operation at low and medium RPMs.
• Stable refrigerant pressure across the full operating temperature range of the diesel engine.
• Better cooperation with factory accessories (serpentine belt, tensioners, pulleys) in the specific model.
• Reduced risk of system overload due to the compressor's characteristics being matched to the air conditioning control unit's maps.

Selecting a compressor that conforms to factory specifications is particularly important in premium vehicles, where thermal comfort and the refinement of the air conditioning system's operation are an integral part of the overall driving experience.

Used Condition – A Practical Approach to Mercedes Service

The offered component is used, which represents a sensible compromise between repair cost and maintaining original quality. In practice, this means the possibility of restoring full air conditioning functionality without the need to invest in a new component, while simultaneously maintaining compatibility with the system's factory design.

Choosing an original, used compressor is particularly recommended when servicing older Mercedes W204 models, where the priority is maintaining system efficiency at controlled operating costs. This type of solution is often recommended by workshops specializing in the Mercedes brand, especially for comprehensive repairs that also include other cabin cooling system components.

Application, Compatibility, and Installation Aspects

The Mercedes W204 Supercharger Air Conditioning Compressor A0032308411 is intended for installation in Mercedes vehicles with diesel engines for which this type of compressor is specified. By maintaining the original mounting geometry and connections, installation in most cases is a near plug-and-play process, utilizing factory hoses and accessories.

When replacing the compressor, it is recommended to:

• Check the entire system for leaks (hoses, condenser, evaporator, expansion valve).
• Replace the dryer and check the amount and type of oil in the system.
• Perform pressure and vacuum tests before filling with refrigerant.
• Verify the operation of the compressor clutch and the correctness of control signals from the air conditioning module.

This approach helps to reduce the risk of repeat failures and ensures longer, trouble-free operation of the entire system.

Other Air Conditioning Compressors and Service Knowledge

If you are looking for other components from the Mercedes air conditioning compressors and clutches category, check out the Mercedes air conditioning compressors and clutches available in our store to select the right model for your vehicle.

More practical information on why original, used components are often the best choice for servicing premium cars can be found in the article Used Parts for Mercedes – Original Parts from Dismantling, which describes, among other things, the selection of air conditioning compressors, pneumatic suspension components, and comfort electronics.