Air Conditioning Compressor Mercedes W639 W906 OM642 A/C Pump A0012303211

Visual condition of the part

The product shows signs of use visible in the photos.

The Mercedes W639 W906 OM642 Air Conditioning Compressor A0012303211 is an original cabin cooling system component designed for Mercedes vehicles with the OM642 engine in W639 and W906 models. This used compressor from the air conditioning compressors and clutches category allows for a technically correct repair of the air conditioning system while maintaining factory performance characteristics.

Specifications and technical data

• SKU: A0012303211-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0012303211
• Substitutable numbers: A0012303211, A 001 230 32 11
• Category: A/C Compressors & Clutches

Intended Use and Fitment for Mercedes W639 / W906 OM642

The presented air conditioning compressor is designed to work with the OM642 engine unit in Mercedes W639 and W906 models. Using an original compressor ensures:

• correct compatibility with factory engine accessories and the accessory belt,
• compliance with the air conditioning control unit parameters and the engine management system,
• stable refrigerant pressure across the entire load range.

This allows the air conditioning system in Mercedes Vito/Viano (W639) and Sprinter (W906) to operate predictably, without the need for installation adaptations or modifications.

Mercedes Air Conditioning Compressor Construction

The air conditioning compressor in this Mercedes model is an OEM construction, adapted for operation in the demanding conditions of commercial and passenger vehicles. Characteristic features of this unit include:

• integrated compressor clutch that works with the accessory pulley,
• precisely selected compressor capacity for the interior volume of the W639 and W906,
• construction designed for long-term operation at variable OM642 engine speeds.

The original compressor design minimizes the risk of vibrations, noise, and leaks, contributing to the vehicle's user comfort.

Benefits of Using an Original Used Compressor

Choosing a used Mercedes air conditioning compressor from disassembly is a solution that combines technical and economic aspects. Key advantages include:

• factory fit for the air conditioning system without the need for installation modifications,
• maintenance of original compressor and clutch operating parameters,
• a cost-effective alternative to new replacements of uncertain quality.

A used OEM part helps maintain factory-like air conditioning performance, which is particularly important in professionally used vehicles such as the Mercedes Sprinter or Vito.

Condition and Application in Air Conditioning Service

The compressor is a used part from disassembly, offered for professional air conditioning system repairs. Before installation, standard servicing procedures are recommended, such as:

• flushing the air conditioning system with appropriate agents,
• replacing the receiver-drier and checking the expansion valve,
• filling the system with refrigerant according to the vehicle manufacturer's guidelines.

This approach helps minimize the risk of contaminants in the system and extends the lifespan of the installed compressor.

More Mercedes Air Conditioning Compressors and Technical Knowledge

If you are looking for other Mercedes air conditioning compressors and clutches for various models of this brand, check out our dedicated category: Mercedes Air Conditioning Compressors and Clutches.

More information on the benefits of using original parts from disassembly, such as an air conditioning compressor in a Mercedes-Benz, can be found in the article: Used Parts for Mercedes – Original Components from Disassembly. For a comparison of costs and quality of new versus used components, it is also worth reading the guide: New or Used? Comparing the Cost and Quality of Car Parts.