Mercedes W205 Positive Battery Terminal Cover Cap Trim Red A0005464104

The Red Mercedes W205 Battery Positive Terminal Cover is an original battery terminal cover from the Battery Accessories group, designed to protect the power cable and the positive terminal. The component ensures safe shielding of the electrical connection, reduces the risk of accidental short circuits, and helps maintain order in the engine compartment.

Specifications and technical data

• SKU: A0005464104
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0005464104
• Substitutable numbers: A0005464104, A 000 546 41 04
• Color: Red
• Category: Battery Accessories

Purpose and Technical Function

The positive battery terminal cover for the Mercedes W205 is designed as a factory power supply installation component. Its tasks include:

• mechanical protection of the positive terminal against damage and dirt,
• electrical insulation limiting the risk of short circuits during service work,
• stable routing of the power cable within the battery area,
• maintaining a cohesive, organized wiring system in the engine compartment.

Thanks to its adaptation to the specific W205 body platform, the cover works with the factory shape of the cables and mountings, which translates to secure fitting and predictable performance in operation.

Construction, Color Scheme, and Fit

The component is made as a profiled cover for the positive terminal, prepared for installation on the factory battery cable. The red color clearly identifies the positive pole, which facilitates service operations, connecting a charger or jump starters, and minimizes the risk of errors during electrical system work.

As part of the Battery Accessories group, the cover is structurally adapted to the geometry of the positive terminal and power cable in the Mercedes W205. Appropriately shaped guides and embossments allow for a secure closure of the cover, without excessive material stress and without collision with adjacent components.

Benefits of Using an Original Cover

Using the factory positive battery terminal cover in the Mercedes W205 offers a number of practical benefits:

• Safety of Electrical System Work – reducing the risk of accidental short circuits with tools or body parts to the positive terminal.
• Better protection against terminal corrosion due to partial shielding from moisture and dirt.
• Clear polarity identification thanks to the distinct red color, which is particularly important for frequent jump starts or battery charging.
• Consistent engine compartment appearance in line with the manufacturer's factory standard.

Choosing an original component ensures compliance with service documentation and installation diagrams, which facilitates diagnostics and subsequent workshop tasks.

Application in Service and System Modernization

The positive battery terminal cover is suitable for both standard battery replacement and modernization work within the power supply system. It is particularly useful when:

• the existing cover is damaged, deformed, or missing from the vehicle,
• the vehicle has been modified and it is necessary to restore the factory standard of terminal protection,
• you want to improve the safety of battery handling in everyday operation.

Thanks to the preservation of original geometry, installation is predictable, and the cover works with the existing positive cable without the need for intervention in the wiring harness.

If you are planning a comprehensive repair or modernization of the power and battery area in your Mercedes and need other elements from the same group, such as pole covers, terminals, or additional mounting accessories, check the available parts in the Mercedes Battery Accessories category.

If you are interested in the broader context of vehicle operation in high temperatures and the impact of electrical load on the cooling system, it is worth reading the guide Summer Heat vs. Cooling System: Used Radiators and Fans Guarantee Savings, which will help you better plan service work on your car.