Air Conditioning Pipe Mercedes W212 CLS W218 Refrigerant Pipe Hose A2128309500

Air Conditioning Pipe Mercedes W212 CLS W218 Refrigerant Pipe Hose is an original cabin cooling system component designed to transport refrigerant between air conditioning sub-assemblies. Thanks to its factory-spec geometry and perfect fit for the W212 and CLS W218 platforms, it ensures stable refrigerant pressure and the proper operation of the compressor, condenser, and evaporator, which translates into thermal comfort inside the vehicle.

Specifications and technical data

• SKU: A2128309500
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2128309500
• Substitutable numbers: A2128309500, A 212 830 95 00, KD
• Category: A/C Hoses & Fittings

Technical characteristics of the air conditioning pipe

The presented pipe belongs to the Air conditioning pipes, hoses, and connectors group, which are components responsible for the airtight and safe transport of refrigerant within the system. The pipe's construction combines rigid and flexible sections, allowing for precise routing within the engine bay of the Mercedes E-Class W212 and CLS W218, while maintaining appropriate bending radii and distance from heat sources.

The factory-made ends of the pipe are prepared to work with original air conditioning system connectors, which minimizes the risk of leaks after proper installation. The properly selected internal diameter and wall construction of the pipe support the maintenance of correct refrigerant flow and the reduction of pressure drops in the system.

Purpose and function in the air conditioning system

The air conditioning pipe in Mercedes W212 and CLS W218 models plays a key role in the circulation of refrigerant between the individual components of the system. It is responsible for:

• safely routing the refrigerant under pressure in the engine bay,
• maintaining system tightness under varying temperatures and loads,
• stabilizing the operation of the compressor and other air conditioning elements,
• reducing vibrations and stress thanks to the flexible sections of the pipe.

A properly selected air conditioning pipe is particularly important in premium vehicles, such as Mercedes, where uniform cabin cooling, quiet system operation, and long-term reliability are expected.

Benefits of using an original Mercedes pipe

Using an original air conditioning pipe in a Mercedes W212 or CLS W218 allows for the preservation of the system's factory operating parameters. The most important advantages include:

• Precise fit to the mounts and routing of the pipes in a given body model,
• compatibility with original air conditioning system connectors and seals,
• maintenance of the refrigerant flow and pressure values designed by the manufacturer,
• reduced risk of leaks compared to generic aftermarket replacements.

Thanks to this, the pipe constitutes a safe service solution for air conditioning system repairs, especially when maintaining performance characteristics consistent with the vehicle manufacturer's specifications is a priority.

Component condition and service application

The offered air conditioning pipe is a used part, which makes it an attractive cost-effective alternative to a new part while maintaining the original manufacturer's specifications. Such components are frequently used in professional workshops specializing in the Mercedes brand, especially for repairs where matching the pipe geometry to a specific body and engine version is crucial.

Before installation, a standard service procedure is recommended: checking the system for leaks, replacing seals at connection points, performing a pressure test, and properly filling the system with refrigerant in accordance with the vehicle manufacturer's guidelines.

Complementary elements and service knowledge

If you are planning a comprehensive repair or upgrade of the air conditioning zone in your Mercedes and need other elements from the same group, such as additional pipes, flexible hoses, or service connectors, check the available parts in the Mercedes air conditioning pipes, hoses, and connectors category.

When selecting used parts for a Mercedes, it is worth using reliable sources of information. You can find more about the advantages of using original dismantled components, their cost-effectiveness, and their impact on vehicle comfort in the article Used parts for Mercedes – original parts from dismantling, which serves as a practical supplement to knowledge for owners and workshops specializing in this brand.