Ultinon Rally 3550 HL High-power car headlight bulb

LUM11972U3550X2/21

High-power ultra-bright LED light

Show your passion. Show your style in the dark. Philips Ultinon Rally 3550 gives you 50 watts of powerful white LED light where you need it. The smart cooling system and Philips quality design give you ultra-high brightness that lasts.

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Ultinon Rally 3550 HL High-power car headlight bulb

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High-power ultra-bright LED light

Unleash the power of light

  • LED-HL [≈H7]
  • Number of bulbs: 2
  • 12 V, 50 W, 4500 lm, 6500 K
  • Advanced automotive system

Enjoy more light with high power and high brightness

Thanks to their high-power design, Philips Ultinon Rally 3550 LEDs let you enjoy high brightness with up to 50 W and 4500 lm. Benefit from our experience in automotive lighting solutions and get superior brightness where it counts, helping you react faster to potential hazards ahead of you.

Up to 6500 Kelvin white light

Driving with your Philips Ultinon Rally 3550 LEDs boosts your style as well as your safety. See and be seen with stylish white light of 6500 Kelvin for more driving comfort. Besides a great look, these bulbs deliver enhanced contrast, enabling you to recognize obstacles and road signs better in the dark.

Effortless upgrades

Some car models might pose specific challenges for LED-based retrofit bulbs. That's why we've developed smart Philips accessories like the Philips adaptor rings and CANBus adaptor, so that drivers can upgrade to LED technology on a wider selection of car models. Check if you need the optional Philips LED accessories to ensure the best fit with your car. Find more information on Philips accessories here*.

Automotive performance that lasts

High-power LEDs produce more heat, which can reduce light output and shorten bulb life. The best LED lamps manage heat effectively. Philips Ultinon Rally 3550 LEDs are equipped with Aircool+, an advanced heat management system featuring a special copper cooling tube and an innovative heatsink design. These combine to dissipate heat fast, giving the lamp up to 1,500 hours' lifetime in real-world conditions and providing problem-free performance in your car. That's how you can be sure that when you install Philips, you're getting brightness and quality that last.

Limited glare even at high light output

Seeing better is vital for your safety, and so is reduced glare from your headlights. Many high-power products prioritize pleasure over safety. With Philips Ultinon Rally 3550 bulbs, you get ultra-high light output at reasonable glare levels.

Trust the brand - reliable Philips quality

Technologically advanced Philips automotive lighting is renowned in the automotive industry and has been for over 100 years. Philips automotive-grade quality products are designed and developed following strict quality-control processes, leading to consistently high production standards.

Technical Specifications

  • Marketing specifications

    Product highlight
    High brightness, high lumen output, AirCool+
    Expected benefits
    High power, more brightness
  • Product description

    Application
    High beam, low beam, front fog
    Base
    PX26d
    Designation
    H7 LED 11972 U3550 12V X2
    Homologation ECE
    NO
    Range
    Ultinon Rally 3550 HL
    Technology
    LED
    Type
    LED-HL [≈H7]
    Driver box -Length (mm)
    53
    Driver box -Width (mm)
    31
    Driver box -Height (mm)
    13
  • Lifetime

    Life time
    1500 hrs
  • Light characteristics

    Lumens
    4500 lm
    Color temperature
    6500 K
  • Electrical characteristics

    Wattage [W]
    50 W
    Voltage [V]
    12 V
  • Ordering information

    Order entry
    11972U3550X2
    Ordering code
    72743131
  • Packaging Data

    EAN1
    6974260727431
    EAN3
    6974260727448
    Packaging type
    X2
    12NC
    923794926403
  • Packed product information

    Length
    15.2  cm
    Width
    4.8  cm
    Height
    17.8  cm
    Net weight per piece
    96  g
    Pack Quantity
    2
    MOQ (for professionals)
    6
    Gross weight per piece [g]
    273.6
    Gross weight individual pack
    303.6 g
  • Outerpack information

    Length
    31  cm
    Width
    19  cm
    Height
    15.5  cm
    Gross weight [kg]
    1.984
    Net weight [g]
    1641.6

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