Mercedes-Benz E-Class S211 Touring Battery Lead Cable Positive Pole A2115409407

Mercedes-Benz E-Class S211 Touring Battery Lead Cable Positive Pole is an original electrical system component, designed specifically for the S211 generation E-Class estate models. As part of the Cables, harnesses and connectors group, it ensures a stable connection between the positive battery terminal and the vehicle's electrical system, which translates into reliable starting and safe operation of electrical circuits. This used OEM component is a sensible choice for professional repairs or replacing a damaged power cable.

Specifications and technical data

• SKU: A2115409407
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2115409407
• Substitutable numbers: A2115409407, A 211 540 94 07, AS
• Category: Wiring Harnesses, Cables & Connectors

Purpose and function in the electrical system

The offered positive battery cable is a component dedicated to the S211 series E-Class estate body, where it is responsible for transferring energy from the positive battery terminal to the main consumers and the starter motor. The cable's design was developed by the vehicle manufacturer to:

• ensure the appropriate cross-section for high starting currents,
• maintain low voltage drops across the entire load range,
• preserve factory routing in the engine bay and luggage compartment.

Thanks to this, replacing a damaged or corroded cable with an original part from the same group allows for restoring correct power parameters without interfering with the installation design.

Construction and advantages of the original cable

The cable belongs to the Cables, harnesses and connectors category, which means it was designed as an integral part of the factory electrical harness. In practice, this translates into:

• factory terminations with properly selected connectors and eyelets,
• cable length matched to the specific routing path in the S211 body,
• insulation adapted to operating conditions in the engine bay and under the luggage compartment floor.

Such a solution facilitates installation, reduces the risk of errors when adjusting length or cross-section, and allows for maintaining consistency with factory service documentation.

Professional service application

The original positive battery cable for the Mercedes E-Class S211 will prove useful both in professional service centers and in workshops specializing in the Mercedes brand. The used OEM component is particularly useful in situations where:

• mechanical damage to the cable or terminals has occurred,
• starting problems related to excessive voltage drop are present,
• repair of the installation is necessary after a collision or interference in the engine bay.

Using an original cable allows for maintaining compatibility with other harness components, which is important for diagnostics and subsequent vehicle maintenance.

Condition and benefits of choosing a used part

The cable comes from dismantling and is offered as a used part, which constitutes a favorable compromise between cost and maintaining the manufacturer's original specifications. Compared to universal replacements, the OEM component ensures:

• factory fitment to mounting and routing points,
• compliance with electrical parameters intended for the given model,
• easier installation without the need for system modifications.

For users and workshops, this means efficient repair while maintaining manufacturer standards, which is particularly important in premium class vehicles.

Expansion of work scope and additional materials

If you are planning a comprehensive repair or upgrade of the electrical power zone in your Mercedes and need other elements from the same group, such as ground cables, harness sections, or installation connectors, check the available parts in the Mercedes cables, harnesses and connectors category.

For those interested in broader use of parts from dismantling in modernization and tuning projects, an article describing a practical approach to vehicle modification using OEM components may be useful – you can find it here: Emotions and design – visual and mechanical tuning of a Seat using components from dismantling.