Mercedes W177 Air Con Refrigerant Pipe Conditioning Line Hose A/C A1778305501

Mercedes W177 Air Con Refrigerant Pipe Conditioning Line Hose is an original cabin cooling system component designed for use in Mercedes vehicles. This used hose ensures a factory-fit for the air conditioning system, which facilitates installation and helps maintain the integrity of the entire system.

Specifications and technical data

• SKU: A1778305501
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1778305501
• Substitutable numbers: A1778305501, A 177 830 55 01, KD
• Category: A/C Hoses & Fittings

Purpose and function in the air conditioning system

The hose, which belongs to the Air conditioning pipes, hoses and connectors category, is responsible for the safe routing of refrigerant between system components. A properly selected hose reduces pressure drops, minimizes the risk of leaks, and supports the stable operation of the compressor, condenser, and evaporator.

For W177 series models, using a dedicated hose ensures the correct routing of the air conditioning lines relative to the bodywork and other components, which is important for both durability and ease of maintenance.

Benefits of using an original Mercedes hose

Using an original hose in the air conditioning system offers a number of practical advantages:

• factory fit to the geometry of the engine bay and body of the specific model,
• maintenance of compliance with the air conditioning system operating parameters specified by the manufacturer,
• easier installation thanks to properly formed sections and connectors,
• reduced risk of leaks resulting from ill-fitting aftermarket replacements.

For the user, this means stable air conditioning performance, predictable operating pressures, and a lower risk of needing to re-intervene in the system after replacing the component.

Characteristics of the used component

The offered hose is a used component, which allows you to combine original quality with a more favorable purchase cost. This type of part is a good choice for repairs where maintaining the factory system specification is key, while simultaneously optimizing the service budget.

In the case of air conditioning hoses, it is particularly important to maintain the correct type of connectors and hose routing – a used original part from disassembly ensures compatibility with the vehicle's factory configuration, which facilitates the mechanic's work and shortens installation time.

Application in service practice

Replacing an air conditioning hose is recommended, among other things, when leaks, mechanical damage, or corrosion of the connectors are detected. Selecting the right component for a specific W177 model allows for the restoration of full system efficiency without the need for system modifications. This solution is particularly beneficial for vehicles where maintaining the original technical configuration is a priority.

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

Support in selecting used Mercedes parts

When choosing used air conditioning system components, it is worth using original parts from disassembly, which helps maintain the comfort and operating standards characteristic of this brand. If you want to learn more about the benefits of using original second-hand components in cars of this brand, read the article Used parts for Mercedes – original components from disassembly.

If you are looking to efficiently assemble a larger number of parts for vehicle repair in one place, the guide how to effectively select used car parts in the One-Stop-Shop model, which describes a practical approach to service purchases, may also be helpful.