Description
Mercedes-Benz W169 W204 W207 Auxiliary Additional Backup Battery is an original component from the Batteries group, designed for Mercedes vehicles from popular compact and mid-size series. This is a solution for users who are looking for a factory-fitted component with predictable performance parameters and want to maintain the consistency of the electrical system according to the manufacturer’s specifications.
Specifications and technical data
- SKU: A2115410001
- Mark: Mercedes (Genuine OE)
- Condition: Used
- OEM Part Number: A2115410001
- Substitutable numbers: A2115410001, A 211 541 00 01, KZ
- Category: Batteries
Technical characteristics of the Mercedes battery
The presented battery has been designed specifically for the electrical systems in A, C, and E-Class models of the W169, W204, and W207 generations. The appropriate current characteristics, matched dimensions, and correct terminal type allow for seamless integration with the factory wiring harness and onboard systems, including comfort systems and engine control units.
Thanks to a design compliant with the manufacturer’s standards, the battery works with the factory charging system, reducing the risk of alternator overloads and voltage drops during startup. This is particularly important in vehicles equipped with extensive electronics, where stable power supply affects the proper operation of control modules.
Purpose and compatibility
The battery is dedicated to Mercedes A, C, and E-Class cars of the indicated generations, where maintaining the original power system specification is required. Using parts from the OEM group facilitates the selection of the appropriate replacement based on the part number and interchangeable numbering, which minimizes the risk of installing an unsuitable component.
This approach is particularly beneficial when servicing vehicles with advanced safety and comfort systems, where an incorrect battery can cause errors in the controller memory or unstable operation of additional equipment.
Product condition and benefits of choosing a used part
The offered battery is in the used parts category, which allows for the optimization of repair costs while maintaining the original origin of the component. For many users, this is a reasonable compromise between price and compliance with factory specifications, especially in the case of older vehicle generations.
Choosing a used OEM battery can be beneficial in situations where the priority is structural and electrical matching to a specific model, and the vehicle no longer requires investment in brand-new premium components.
Support with selection via OEM numbers
Selecting the right battery for a Mercedes should always be based on the OEM part number and interchangeable numbers, which helps avoid mistakes resulting from differences between equipment versions or model years. In practice, this means greater certainty that the installed element will work correctly with the electrical installation and charging system.
If you want to deepen your knowledge on verifying component compatibility by numbers, you will find practical tips in the article Online parts shopping without risk – 5 proven ways to verify component compatibility, which discusses, among other things, the selection of elements for Mercedes cars.
Expanding the power system in a Mercedes
If you are planning a comprehensive repair or upgrade of the electrical power area in your Mercedes and need other elements from the same group, such as additional energy sources, power modules, or related starter cells, check the available parts in the Mercedes Batteries category.
Summary
Mercedes-Benz W169 W204 W207 Auxiliary Additional Backup Battery is a solution for users who want to maintain consistency with the factory electrical system specification in their vehicle. Proper structural fit, compatibility with the installation, and the possibility of precise identification by numbers make it a practical choice when servicing Mercedes cars from the listed generations.
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