Mercedes W205 W213 X253 Positive Wiring Carrier Housing Socket A2055457440

The Mercedes W205 W213 X253 Terminal Socket Cover is an original electrical system component designed for Mercedes C-Class, E-Class, and GLC models. It ensures stable terminal socket seating and protects it from mechanical damage, contributing to the safe operation of the power supply system. Thanks to its factory design, it is a part that fits perfectly with the specific vehicle architecture.

Specifications and technical data

• SKU: A2055457440
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2055457440
• Substitutable numbers: A2055457440, A 205 545 74 40
• Category: Other Car Parts & Accessories

Purpose and Function of the Terminal Socket Cover

The terminal socket cover in Mercedes W205, W213, and X253 models is responsible for the correct routing and protection of the electrical system's connection point. It reduces the risk of accidental wire abrasion, minimizes the impact of body vibrations on the connection, and helps maintain order in the compartment where the socket is located.

This solution is particularly important in modern Mercedes vehicles, where power supply stability directly affects the operation of numerous control units and comfort modules. A properly selected cover helps maintain the factory wiring harness geometry and facilitates subsequent service operations.

Compatibility with Mercedes W205, W213, X253 Models

The presented cover has been designed with the platforms used in Mercedes C-Class (W205), E-Class (W213), and GLC (X253) in mind. This means its shape, mounting points, and interaction with the terminal socket are adapted to the factory design solutions of these body types.

Thanks to this:

• installation is predictable, without the need for modifications,
• the cover does not interfere with adjacent system components,
• the correct position of the terminal socket relative to harnesses and mounts is maintained.

Such a fit contributes to maintaining the integrity of the entire electrical system and facilitates the diagnosis of potential future faults.

Characteristics of an Original Mercedes Part

As a Mercedes brand component, the terminal socket cover has been developed in accordance with the manufacturer's internal standards for durability and resistance to operating conditions. The design is intended for operation in an environment exposed to temperature changes, vibrations, and contact with typical vehicle contaminants.

Using a component of this type is a sensible choice when the priority is to maintain the original geometry and fit quality while optimizing repair costs. This allows for the integrity of the electrical system to be preserved without resorting to aftermarket replacements with uncertain fit.

Practical Benefits of Using a Terminal Socket Cover

Using an appropriate cover at the terminal mounting point offers a range of practical operational benefits:

• better protection of the electrical connection against accidental mechanical damage,
• organized wire routing within the socket area,
• reduced risk of unwanted stress on connectors,
• easier service access due to predictable component arrangement.

As a result, the power supply system maintains stability, and vehicle servicing becomes more predictable and less time-consuming.

Part Selection by Numbers and Technical Support

When selecting electrical system components for Mercedes vehicles, it is crucial to use manufacturer markings and reference numbers to avoid errors and ensure full assembly compatibility. If in doubt, it is advisable to consult technical documentation or seek advice from a specialized service center to ensure the cover will work with your specific body version and electrical system.

If you are planning a comprehensive repair or upgrade of the electrical system area in your Mercedes and need other parts from the same group, such as additional covers, wire clips, or connector mounts, check the available parts in the Other Mercedes category.

Expert Knowledge and Powertrain Development

The development of modern powertrains and electrical systems is not just about covers or mounts, but also about increasingly advanced solutions for engines, transmissions, and drivetrain systems. For comparison, in sports constructions from other brands, the differences in the design of powertrains, brakes, or chassis are particularly noticeable – models with enhanced performance compared to standard versions are a good example.

To better understand how manufacturers differentiate engine, braking, and suspension designs between standard and sports versions, it is worth consulting the guide: Audi RS vs. Other Models – What Lies Under the Hood and Chassis?