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    Alternator Regulator

    Product number: 1 986 AE0 103
    ART: 1 986 AE0 103 / EAN: 4047026541915

    BOSCH
    Advised products
    You saved 12,6%
    Price incl. vat.
    € 35,33 € 30,88

    Core Charge 0.00

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    Leverdatum: 02-05-2026

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    Manufacturer Model Version Engine code Construction type Construction start Construction end Pk Power kw
    Manufacturer Productnumber
    FIAT 42577868
    VOLVO 20523391
    MERCEDES-BENZ 000 154 24 05 , 0001542405
    MERCEDES-BENZ A 000 154 24 05 , A0001542405
    RENAULT 74 20 523 391 , 7420523391
    DAF 1450808
    DAF 1624197
    DAF 1794477
    DAF 1806492
    DAF 2123080
    IVECO 42537055
    IVECO 42540208
    IVECO 42560643
    RENAULT TRUCKS 74 20 523 391 , 7420523391
    MAGIRUS-DEUTZ 01182475
    MAGIRUS-DEUTZ 118 2475 , 1182475
    CASE IH 877 159 48 , 87715948
    CASE IH 87715948
    Usage numbers
    1 986 AE0 103
    4
    04703E+12

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    Alternator Regulator

    The Alternator Regulator (1 986 AE0 103) regulates alternator voltage for safe battery charging. Replacing it with a Porza-quality regulator restores stable power and electrical system protection.  

    Bosch – Quality and Innovation in Car Parts

    Bosch is a globally recognized leader in automotive technology and car parts. Founded in Germany in 1886, the brand has built a strong reputation for reliability, technical innovation, and premium-quality products for over a century. The Bosch Car Parts division offers an extensive range of components for both passenger cars and commercial vehicles, compatible with nearly all makes and models.

    The product range includes brake systems, spark plugs, batteries, wiper blades, filters, sensors, and electronic components. Bosch is also a market leader in engine management systems and vehicle electronics, including ABS, ESP, and fuel injection systems. Every part is manufactured to the highest OEM standards and undergoes rigorous quality control to ensure performance and safety.

    Venlo, Nederland
    412351345143
    DASFASDF

    FAQ

    An alternator regulator, also known as a voltage regulator, is an electronic component that controls the output voltage of the alternator. Its function is to maintain a stable voltage level to protect the battery and electrical systems from overcharging or undercharging.


    Key specifications include voltage rating, current capacity, connector type, mounting design, and compatibility with the alternator and vehicle. It must provide precise voltage control under varying operating conditions.


    Replacement is necessary when the regulator fails or becomes inaccurate. Common symptoms include battery overcharging, undercharging, fluctuating voltage, warning lights, or electrical system issues.


    Porza offers a fit guarantee option where your vehicle details are checked against product specifications to ensure correct compatibility.


    Porza provides high-quality electrical components with fast delivery across Europe and options for online ordering or in-store pickup.


    If the fit guarantee is selected, compatibility is verified before shipping. If the product does not fit, it can be returned according to the return policy.


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