Mercedes C118 W177 W247 Three Phase Alternator A0009062609

Mercedes C118 W177 W247 Three Phase Alternator is an original component from the Alternators and generators group, designed for the electrical systems of Mercedes vehicles. The three-phase design ensures a stable power supply for the onboard electrical system and proper battery charging, which translates into trouble-free vehicle operation. This used OEM component is a solution technically matched to a specific model platform, allowing for efficient replacement without interfering with the factory system architecture.

Specifications and technical data

• SKU: A0009062609
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0009062609
• Substitutable numbers: A0009062609, A 000 906 26 09
• Category: Alternators & Generators

Technical characteristics of the three-phase alternator

The presented three-phase alternator has been designed as a component of the factory charging system in modern Mercedes models from the C118, W177, and W247 series. The three-phase construction enables efficient conversion of mechanical energy into electrical energy, with limited losses and a stable voltage curve. As a result, systems responsible for powering control units, safety systems, and comfort features operate under predictable conditions, in accordance with the manufacturer's specifications.

The alternator from this group is designed for a specific engine architecture and electrical system, which minimizes the risk of improper fitment. Properly selected electrical connections and mechanical mounts allow for installation in place of the factory component without the need for modifying wiring harnesses or brackets.

Benefits of using an original Mercedes alternator

Choosing an original alternator from the Alternators and generators group provides a number of practical benefits in daily vehicle operation:

• maintenance of charging parameters specified by the vehicle manufacturer,
• consistency with the factory software of engine control units and onboard systems,
• proper fitment for the load generated by the extensive electronics of modern Mercedes vehicles,
• reduced risk of interference in the operation of safety and comfort systems.

By using an original component, you can maintain the stability of the electrical system, which is particularly important in vehicles equipped with numerous driver assistance systems, extensive multimedia, and advanced control modules. Precise fitment to a specific model platform reduces installation time and facilitates future servicing.

Condition, origin, and practical application

The offered alternator is a used item, which allows for an economical restoration of the charging system's efficiency while maintaining the original manufacturer's specifications. For many users and workshops, this represents a reasonable compromise between repair costs and maintaining the factory electrical system design. A used OEM component is particularly attractive for post-accident repairs, replacement after bearing or regulator failure, as well as during comprehensive engine unit refurbishment.

A three-phase alternator of this type is used in vehicles where the stability of the supply voltage and resistance to variable loads resulting from the operation of many consumers simultaneously are essential. In practice, this translates into reliable vehicle starting, proper operation of electronic systems, and a reduction in the risk of voltage drops noticeable to the user.

Integration with the vehicle's electrical system

The component has been developed with full integration with the factory Mercedes electrical system in mind. This includes both mechanical mounting to the engine unit and compatibility with the manufacturer-specified mounting hardware and belt drive system. As a result, installation can be carried out in an orderly manner, adhering to the service procedures used in authorized service centers.

Stable battery charging and proper power supply to electrical consumers have a direct impact on the lifespan of the battery, starter, and other components of the starting system. Using the correct alternator reduces the risk of overcharging or undercharging, which in the long run translates into lower operating costs.

Charging system expansion and related components

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other elements from the same group, such as additional generators, alternators with similar characteristics, or compatible charging system components, check the available parts in the Mercedes Alternators and generators category.

When choosing a used alternator, many drivers wonder about the durability and safety of such a solution. To better understand the specifics of the second-hand parts market, the selection process, and common myths related to their use, it is worth reading the educational material in our guide: Used car parts: Myths and facts you need to know. This will help you better assess when a used component will be the right choice for your vehicle.