Audi A4 B8 Heater Steamer Evaporator Air Conditioning A/C Unit 8K2898967A

The Audi A4 B8 Heater Steamer Evaporator Air Conditioning A/C Unit is a key component of the A/C system responsible for efficiently cooling the air in the cabin. The offered evaporator module with the heater housing and air conditioning assembly is an original Audi component, which ensures precise fitment to the factory installation and stable operating parameters. Using this pre-owned part allows for a technically correct repair of the air conditioning system without the need for aftermarket replacements of uncertain quality.

Specifications and technical data

• SKU: rhd-8K2898967A
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K2820024A
• Substitutable numbers: 8K2820024A, 8K2 820 024 A
• Category: A/C Evaporators

Purpose and function in the air conditioning system

The evaporator in the Audi A4 B8 generation is responsible for intensive heat exchange between the refrigerant and the air directed into the vehicle's interior. A properly selected component ensures:

• stable cabin cooling across a wide range of external temperatures,
• effective air dehumidification, which reduces window fogging,
• compatibility with factory automatic or manual air conditioning controls.

Thanks to the original design, the air conditioning system maintains factory airflow parameters and ventilation characteristics.

Original Audi design and compatibility

The offered evaporator comes from the group of original Audi components, which means it retains factory dimensions, connector shapes, and mounting points. This facilitates installation in the vehicle without the need for system modifications, adjusting seals, or altering the heater housing.

To ensure correct part identification and compatibility with a specific vehicle equipment version, the OEM part number and related interchangeable numbers are provided in the product specification. This allows for verifying compatibility with your Audi A4 B8 based on service documentation or the manufacturer's catalog.

Performance parameters and benefits of use

The factory Audi evaporator provides an optimized heat exchange surface and properly selected flow channel geometry. In practice, this translates into:

• efficiently reaching the set temperature in the cabin,
• even airflow distribution to all interior zones,
• stable operation of the A/C compressor due to proper refrigerant evaporation.

A pre-owned unit with intact fin structure and flow channels is a good solution for repairs where maintaining the original system characteristics and controlling service costs are priorities.

Condition, verification, and service application

The evaporator is offered as a used part, which in practice means it has been removed from a vehicle and verified for further serviceability. This type of component is particularly useful in situations where:

• leaks or corrosion have occurred in the existing evaporator,
• it is necessary to replace the complete heater unit with the evaporator,
• the priority is to maintain the original A/C system configuration.

Before installation, standard service procedures are recommended: checking system tightness, replacing the receiver-drier, and properly filling with refrigerant according to the vehicle manufacturer's recommendations.

System expansion and selection of other Audi evaporators

If you are planning a comprehensive repair or upgrade of the air conditioning zone in your Audi and need other elements from the same group, such as additional heat exchangers, evaporator modules, or complete A/C assemblies, check the available parts in the Audi Evaporators category.

If you want to better understand how to select used air conditioning system components and other parts for popular models, our guide will be helpful: The best used car parts – a guide to the most frequently chosen original parts.