High Customer rating
Fast delivery
OE & Aftermarket
Best Quality
B2B prices available
  •  
  • Favorites
    Login
  •  
    0
  •  
    0
  • Helpdesk code:
    752F1
    € 0
    GB
    VIN
    1
    2
    3


    Alternator Regulator

    Product number: 44578
    ART: 44578 / EAN: 4027816445784

    FEBI BILSTEIN
    Advised products
    Price incl. vat.
    € 16,55
    Leverdatum: 17-06-2026

    payment icons payment icons payment icons payment icons

    delivery_icon

    DHL

    Expresslevering
    delivery_icon

    UPS

    Expresslevering
    delivery_icon

    PostNL

    Expresslevering
    delivery_icon

    DPD Nederland

    Expresslevering

    Manufacturer Model Version Engine code Construction type Construction start Construction end Pk Power kw
     NEOPLAN
     SCANIA
    Manufacturer Productnumber
    MAN 81.25601.6030 , 81256016030
    SCANIA 1 386 966 , 1386966
    NEOPLAN 81.25601.6030 , 81256016030
    LIEBHERR 57091 2608 , 570912608
    Usage numbers

    Your last viewed products

    EAN code 4027816477136
    Productnumber 47713
    Brand FEBI BILSTEIN
    Price incl. vat.
    $23.90

    In stock

    EAN code 8718042145451
    Productnumber 30516
    Brand NRF
    Price incl. vat.
    $107.15

    EAN code 5908229908662
    Productnumber 00262660
    Brand TEDGUM
    Price incl. vat.
    $4.19

    In stock

    EAN code 4909500030707
    Productnumber 665030
    Brand KYB
    Price incl. vat.
    $45.23

    In stock

    EAN code 3322938267490
    Productnumber JBJ335
    Brand TRW
    Price incl. vat.
    $15.28

    EAN code 4047437448834
    Productnumber 38002 01
    Brand LEMFÖRDER
    Price incl. vat.
    $13.12

    In stock

    EAN code 4027816274896
    Productnumber 27489
    Brand FEBI BILSTEIN
    Price incl. vat.
    $9.63

    In stock

    EAN code 5707286269200
    Productnumber 60321
    Brand NISSENS
    Price incl. vat.
    $169.88

    In stock

    EAN code 4041248987810
    Productnumber 205 690
    Brand ELRING
    Price incl. vat.
    $25.60

    EAN code 8717475070712
    Productnumber 19-0951-01-2
    Brand TYC
    Price incl. vat.
    $15.26

    In stock

    Alternator Regulator

    The Alternator Regulator (44578) 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.

    WhatsApp
    Click to chat
    kenteken

    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