BMW X5 5 7 Series E38 E39 E53 M47 M57 Diesel Alternator Generator 150A 7792093

BMW X5 5 7 Series E38 E39 E53 M47 M57 Diesel Alternator Generator 150A is an original alternator designed for BMW diesel engines, ensuring stable charging of the electrical system. Thanks to its precisely matched current output, it guarantees reliable operation of the starting system, onboard electronics, and comfort equipment. This is a solution for drivers who expect consistent charging system performance and a perfect fit for the specifics of BMW diesel units.

Specifications and technical data

• SKU: 7792093-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7792093
• Substitutable numbers: 12317792093, 7792093, 12312248297, 2248297
• Fuel type: Diesel
• Category: Battery Accessories

Purpose and compatibility with BMW diesel engines

The presented alternator has been designed for BMW diesel units from the M47 and M57 families, used in, among others, the 5 and 7 Series, as well as the X5 model. The design, adapted to the characteristics of diesel engines, provides an adequate current reserve under high electrical loads, typical for modern premium class vehicles. The 150A alternator is suitable for cars equipped with extensive electronics, comfort systems, and additional power consumers.

Technical and functional characteristics

The alternator plays a key role in powering the electrical system and maintaining the proper battery charge level. This model utilizes design solutions typical for factory BMW components, which translates into:

• stable charging voltage across a wide engine speed range,
• adequate current output for diesel engines,
• compatibility with factory equipment and the vehicle's electrical harness,
• ability to operate in the demanding thermal conditions of the engine compartment.

By maintaining the original geometry of the mounts and electrical connections, the alternator is ready for installation in place of the factory component without the need for any wiring modifications. This is particularly important in the case of BMW vehicles, where precise component fitment has a direct impact on the reliability of the entire system.

Condition, origin, and benefits of choosing a used alternator

The offered alternator is a used part, sourced from dismantling, which allows for combining a reasonable purchase cost with the preservation of the manufacturer's original specifications. Choosing this solution means:

• the ability to maintain the consistency of the charging system with BMW's factory parameters,
• an economically attractive alternative to new aftermarket replacements,
• reduced risk of fitment issues compared to universal parts.

For many users of the BMW 5 Series, 7 Series, and X5, choosing an original, used alternator is a reasonable compromise between cost and durability, especially in cars with extensive electrical systems and high requirements for power stability.

Why choose an original BMW diesel alternator

BMW diesel engines generate high loads on the starting and charging system, which is why using an alternator designed specifically for this configuration has a direct impact on daily driving comfort. A properly selected generator reduces the risk of starting problems, voltage drops, and malfunctions of electronic systems. This is particularly important in higher-class vehicles, where power supply stability for electronics translates into the operation of safety, comfort, and multimedia systems.

If you are planning a comprehensive repair or upgrade of the electrical power supply area in your BMW and need other elements from the same group, such as starter cables, terminals, or pole protectors, check out the available parts in the BMW Battery Accessories category.

For drivers who pay attention to environmental and economic aspects, choosing a used alternator aligns with the idea of responsible vehicle maintenance. You can find more about the benefits of reusing automotive components in the article Eco-driving: discover the benefits of used car parts.