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    Alternator Regulator

    Product number: 33871
    ART: 33871 / EAN: 4027816338710

    FEBI BILSTEIN
    Advised products
    Price incl. vat.
    € 61,04

    Leverdatum: 31-05-2026

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    Manufacturer Model Version Engine code Construction type Construction start Construction end Pk Power kw
    MERCEDES-BENZ MERCEDES-BENZ
     SCANIA
    Manufacturer Productnumber
    MERCEDES-BENZ 000 154 24 05 , 0001542405
    MERCEDES-BENZ 000 154 26 05 , 0001542605
    MERCEDES-BENZ 000 154 27 05 , 0001542705
    MERCEDES-BENZ 000 154 38 05 , 0001543805
    MERCEDES-BENZ A000 154 24 05 , A0001542405
    MERCEDES-BENZ A000 154 26 05 , A0001542605
    MERCEDES-BENZ A000 154 27 05 , A0001542705
    MERCEDES-BENZ A000 154 38 05 , A0001543805
    SCANIA 1 501 245 , 1501245
    SCANIA 1 502 245 , 1502245
    SCANIA 1 900 934 , 1900934
    FENDT V 836 879 212 000 , V836879212000
    EVOBUS 000 154 38 05 , 0001543805
    EVOBUS A000 154 38 05 , A0001543805
    Usage numbers

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    In stock

    Alternator Regulator

    The Alternator Regulator (33871) regulates alternator voltage for safe battery charging. Replacing it with a Porza-quality regulator restores stable power and electrical system protection.  

    Febi Bilstein is a globally respected manufacturer and supplier of high-quality replacement parts for passenger cars and commercial vehicles. With over 175 years of automotive expertise, Febi stands for reliability, innovation, and German engineering precision. The brand offers an extensive product range of more than 47,000 items, covering steering, suspension, braking, engine, drivetrain, and electrical systems.

    Every Febi component meets or exceeds OEM standards, ensuring optimal fit, performance, and durability. Their in-house production and strict quality control guarantee parts that professionals trust worldwide. Febi Bilstein is also a pioneer in the aftermarket, being one of the first to offer parts with full OE-matching quality outside the dealership network.

    Whether you're servicing a modern European vehicle or maintaining a heavy-duty truck, Febi provides reliable solutions with fast availability and long-lasting performance. Choose Febi Bilstein for precision-made parts backed by generations of expertise and a commitment to quality.

    Wilhelmstraße 47, Ennepetal, Duitsland

    +492333911-0

    support@bilsteingroup.com

    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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    Straelseweg 52, 5911 CR
    Venlo
    The Netherlands

    Willem de Rijkelaan 15a, 5616 HH
    Eindhoven
    The Netherlands

    info@porza.nl
    085 401 1901
    KVK 0123456678
    BTW 01NL123435B1