Alternator Generator Mercedes W169 W245 Engine 115A 14V A2661540902

Alternator Generator Mercedes W169 W245 Engine 115A 14V is an original component from the Alternators and generators group, designed for the charging system in Mercedes compact class vehicles. This used component ensures stable power supply for the electrical system and battery, maintaining factory performance parameters and perfect fitment for the specific Mercedes platform.

Specifications and technical data

• SKU: A2661540902
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2661540902
• Substitutable numbers: A2661540902, A 266 154 09 02
• Category: Alternators & Generators

Purpose and function in the vehicle

The alternator in Mercedes W169 and W245 models is responsible for converting the engine's mechanical energy into electrical energy, powering all key consumers – from engine control units and lighting to comfort systems. The 115 A / 14 V version is optimized for the typical electrical loads of these models, which translates into reliable charging system operation in daily use.

Thanks to the original design, the installation of the alternator is predictable, and it integrates with the factory engine equipment without the need for any modifications to the electrical system.

Advantages of using an original Mercedes alternator

Choosing an original used alternator for a Mercedes W169/W245 is a solution that combines technical and economic aspects. The component comes from the same production line as the factory-fitted parts, ensuring that:

• compatibility with the factory electrical system and charging control is maintained,
• fitment to the engine mounts and accessories is consistent with the manufacturer's design,
• the risk of charging voltage issues resulting from the selection of improper replacement parts is minimized.

For workshops and users, this means more predictable installation and a lower risk of complaints related to improper charging system operation.

Characteristics of the used component

The alternator offered as a used Mercedes component is an attractive option for drivers and service centers looking for a proven, original solution at a reasonable price. Such components are frequently chosen for maintenance repairs when the priority is to maintain the vehicle's factory specifications while reducing costs.

In practice, this allows for restoring proper battery charging and stable electrical system operation without the need to resort to cheaper replacements with uncertain parameters. A used OEM alternator also fits well into the principles of responsible vehicle operation, reducing waste and extending the product lifecycle.

Mercedes alternators and generators – expansion and modernization of the charging system

If you are planning a comprehensive repair or modernization of the charging system in your Mercedes and need other elements from the same group, such as additional alternators with different capacities, compatible generators, or related power supply components, check out the available parts in the Mercedes alternators and generators category.

Repair economics and environmental aspect

Choosing a used alternator is not only a budget-friendly repair solution but also a real contribution to reducing the consumption of raw materials and energy required to produce new parts. More and more drivers and workshops are consciously choosing dismantled components, combining technical requirements with a responsible approach to vehicle maintenance. If you want to better understand how such decisions affect the environment and car service costs, it is worth reading the article Circular economy in your garage – how choosing used parts from dismantling really supports environmental protection and your wallet?.

Summary

Alternator Generator Mercedes W169 W245 Engine 115A 14V is a practical solution for users and service centers that want to restore proper charging in the vehicle while maintaining the factory operating characteristics of the system. The original component from the Alternators and generators group ensures structural fitment for specific Mercedes models, and its used status allows for optimizing repair costs without sacrificing the parameters intended by the manufacturer.