Mercedes W205 W213 C238 Battery Terminal Starter Alternator Wiring A2055451500

The Mercedes W205 W213 C238 Battery Terminal Module Splitter is an original power supply component designed for Mercedes vehicles, responsible for safely distributing energy from the battery to key consumers. Thanks to its factory design, the module ensures a stable electrical connection, supporting the proper functioning of electronic and starting systems. This is a solution for users looking for a proven component with parameters compliant with the manufacturer's requirements.

Specifications and technical data

• SKU: A2055451500-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2055451500
• Substitutable numbers: A2055451500, A 205 545 15 00
• Category: Batteries

Purpose and Function of the Battery Terminal Module

The presented module acts as a power splitter within the battery terminals, integrating connections for power cables and protection devices. In W205, W213, and C238 series vehicles, it is responsible for:

• stable connection of the terminal to the vehicle's electrical system,
• controlled distribution of current to main circuits,
• limiting voltage drops at the battery-system interface,
• maintaining correct power parameters for control units and consumers.

Thanks to its design compliant with manufacturer's requirements, the module works with the factory wiring harness, which facilitates installation and allows for the preservation of the original power system architecture.

Benefits of Using an Original Splitter

Using an original battery terminal module in Mercedes C-Class, E-Class, and C238 body vehicles helps maintain electrical parameter consistency with factory specifications. Key benefits include:

• compatibility with onboard systems – proper cooperation with control and protection systems,
• appropriate connector geometry matched to the factory wiring harness,
• preservation of current flow paths as intended by the manufacturer,
• reduction of the risk of starting and electronics power supply problems.

Choosing an original splitter is particularly important in modern models where the power system interacts with extensive electronics and safety systems.

Product Characteristics and Condition

The module comes from a Mercedes vehicle and is a component from the Batteries category, meaning it was designed to operate in close proximity to the power source. The product is used, which in practice means it has been previously operated in a vehicle but is still suitable for further use after proper installation.

Due to its factory origin, it retains the correct mounting points and connection layout, making it easier to replace the component without modifying the installation. This is a good solution for users who want to restore the proper functioning of the power system while maintaining the vehicle's original specifications.

Support with Selection and Upgrade Extension

When selecting a module, it is worth paying attention to compatibility with the specific body version and electrical system configuration to ensure proper matching of connectors and cables. If necessary, it is helpful to compare the component's design with the part currently installed in the vehicle, which minimizes the risk of incorrect installation.

If you are planning a comprehensive repair or upgrade of the power supply area in your Mercedes and need other parts from the same group, such as power cables, clamps, or additional connection modules, check the available parts in the Mercedes Batteries category.

Additional Technical Information and Practical Knowledge

For vehicles equipped with extensive electrical systems, the proper condition of battery connections directly impacts the stable operation of control units, comfort systems, and safety systems. Replacing a worn or damaged battery terminal module with an original part helps reduce voltage drops, communication interference on bus systems, and unwanted system resets.

If you are also interested in the topic of refurbishment and conscious selection of wear parts, you will find useful information in the article Used Wheels Like New: A Guide to Buying and Refurbishing Alloy Wheels, which shows how to sensibly combine used parts with the requirements of modern cars.