Mercedes W211 S11 M271 Petrol Engine A/C Air Conditioning Hose Pipe A2118304715

Mercedes W211 S11 M271 Petrol Engine A/C Air Conditioning Hose Pipe is an original A/C system component designed for the precise transport of refrigerant between the compressor and other system parts. Thanks to its factory-fit design for the M271 petrol engine, it ensures stable air conditioning performance and correct circuit pressure, which translates into thermal comfort inside the vehicle.

Specifications and technical data

• SKU: A2118304715
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2118304715
• Substitutable numbers: A2118304715, A 211 830 47 15
• Fuel type: Petrol
• Part type: Fitting
• Category: A/C Hoses & Fittings

Purpose and compatibility with the air conditioning system

The offered hose belongs to the Air conditioning hoses, pipes and connectors category and was designed specifically for the Mercedes E-Class W211 generation with the M271 petrol engine. As an original part, it maintains the correct routing geometry, internal diameter, and connector types, which facilitates installation at factory mounting points and reduces the risk of leaks.

The hose operates in the refrigerant circuit under variable pressure, which is why its construction is adapted to the loads typical of an A/C system in a petrol engine. Properly selected cross-sections and the shape of rigid and flexible sections help maintain stable operating pressure and correct refrigerant circulation throughout the system.

Construction and function in the A/C system

The air conditioning hose plays a key role in connecting the compressor to other system components, such as the condenser or evaporator (depending on the specific installation configuration). It includes:

• rigid sections, ensuring stable routing in the engine compartment,
• flexible fragments, compensating for engine unit vibrations,
• connectors matched to the factory air conditioning system ports.

Such a connection allows for safe operation in the variable thermal and mechanical conditions typical of a petrol engine compartment. A properly selected A/C hose minimizes the risk of micro-leaks, cooling performance drops, and improper compressor operation.

Benefits of using an original used hose

Choosing an original, used air conditioning hose for a Mercedes W211 with an M271 engine is a reasonable compromise between cost and quality. This part, sourced from dismantling:

• retains factory flow parameters and fitment for the A/C system,
• allows for the restoration of the original installation configuration without modifications,
• limits the risk of installation issues typical of aftermarket replacements with different geometry.

Thanks to this, you can effectively restore the efficiency of the air conditioning while maintaining the consistency of the entire system with other components. The original air conditioning hose is particularly recommended for repairs where compliance with factory service documentation is important.

Application in the M271 petrol engine

The M271 petrol engine used in the Mercedes W211 generates characteristic vibrations and thermal loads that must be taken into account when designing A/C hoses. The offered part is adapted to operate in exactly such an environment, which translates into:

• adequate temperature resistance in the petrol engine compartment,
• compensation for engine unit movements without excessive stress on the connectors,
• stable refrigerant routing under operating conditions typical for the M271.

As a result, the hose is the right choice for air conditioning system repairs in petrol-powered models, where maintaining the original operating characteristics of the installation is required.

Support with selection and system expansion

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

When planning repairs using original parts from dismantling, it is worth learning about the broader context of using used components in cars of this brand – more information can be found in the article Used parts for Mercedes – original parts from dismantling, which discusses, among other things, the selection of air conditioning system components in premium class vehicles.