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  • Auto Led C5W Bulb Car Light 5050 Led Festoon 31mm 36mm 39mm 41mm Dome Light Tail Door Light Festoon Led Accessories Cars
  • Auto Led C5W Bulb Car Light 5050 Led Festoon 31mm 36mm 39mm 41mm Dome Light Tail Door Light Festoon Led Accessories Cars
  • Auto Led C5W Bulb Car Light 5050 Led Festoon 31mm 36mm 39mm 41mm Dome Light Tail Door Light Festoon Led Accessories Cars
  • Auto Led C5W Bulb Car Light 5050 Led Festoon 31mm 36mm 39mm 41mm Dome Light Tail Door Light Festoon Led Accessories Cars
  • Auto Led C5W Bulb Car Light 5050 Led Festoon 31mm 36mm 39mm 41mm Dome Light Tail Door Light Festoon Led Accessories Cars
  • Auto Led C5W Bulb Car Light 5050 Led Festoon 31mm 36mm 39mm 41mm Dome Light Tail Door Light Festoon Led Accessories Cars
Auto Led C5W Bulb Car Light 5050 Led Festoon 31mm 36mm 39mm 41mm Dome Light Tail Door Light Festoon Led Accessories Cars
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Auto Led C5W Bulb Car Light 5050 Led Festoon 31mm 36mm 39mm 41mm Dome Light Tail Door Light Festoon Led Accessories Cars

$0.23-$0.29/ Piece|20 Piece/Pieces(Min. Order)

Customization:

Customized logo（Min.Order: 2000 pieces）
Customized packaging（Min.Order: 2000 pieces）
Graphic customization（Min.Order: 1000 pieces）
View product details

Auto Led C5W Bulb Car Light 5050 Led Festoon 31mm 36mm 39mm 41mm Dome Light Tail Door Light Festoon Led Accessories Cars

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Versatile Automotive Lighting: Designed for automotive applications such as dome lights, tail lights, door lights, and license plate illumination. The 5W LED technology ensures energy efficiency and bright, consistent lighting.
  • Multi-Size Adaptability: Offers four sizes (31mm to 41mm) with varying LED counts (4–12 LEDs), enabling precise brightness and fitment for different vehicle lighting needs.

Key features

  • 1. Durable Material Technology

    • With a corrosion-resistant plastic housing and high-quality 5050 LEDs, ensure longevity and reliability in automotive environments, resisting vibrations and impacts from frequent use.

  • 2. Universal Compatibility Design

    • With universal fitment for standard automotive sockets, seamlessly integrate into various car models, eliminating the need for complicated改装 or aftermarket adapters.

  • 3. Energy-Efficient Performance

    • With 5W energy-efficient LEDs, deliver brighter illumination than traditional 20W halogen bulbs* while reducing energy consumption. Ideal for eco-conscious drivers.

  • 4. Customizable Lighting Solutions

    • With four sizes (31mm–41mm) and LED counts tailored to specific applications (e.g., dome lights, tail lamps, door lights), adapt to diverse vehicle lighting needs for optimal visibility and aesthetics.

  • 5. Certified Safety & Compliance

    • With CE certification and safety compliance (eye symbol), ensure adherence to EU automotive standards, providing peace of mind for reliable and secure use.

Product details

Auto Led C5W Bulb Car Light 5050 Led Festoon 31mm 36mm 39mm 41mm Dome Light Tail Door Light Festoon Led Accessories Cars

The Auto Led C5W Bulb series offers versatile vehicle lighting solutions with four sizes (31mm, 36mm, 39mm, 41mm) and customizable LED configurations. Designed for safety and compliance, these bulbs feature CE certification and durable plastic construction, making them ideal for dome lights, tail lights, and door lighting in cars. Available in white and cool white, they deliver consistent brightness at 5W power, ensuring reliability across diverse automotive applications.

Technical specifications

FeatureSpecificationBenefit
Size Options31mm, 36mm, 39mm, 41mmFits varied vehicle lighting fixtures
LED Count4–12 LEDs (size-dependent)Adjustable brightness for specific needs
Voltage12V (universal fit)Compatible with most automotive systems
MaterialDurable plastic with LED arrayResists vibration and impact
Light ColorWhite/Cool WhiteClear, consistent illumination
CertificationsCE, Eye Safety SymbolEU regulatory compliance
Rated Power5WEnergy-efficient performance

Customization guide

Adjust bulb size and LED count to match vehicle requirements:

  • Smaller bulbs (31mm/36mm): Ideal for compact spaces like dome lights or indicator panels.
  • Larger bulbs (39mm/41mm): Provide enhanced brightness for tail lights or door lighting.
  • Custom LED configurations: Tailor illumination intensity to specific automotive applications.

Get inspired

These bulbs empower automotive customization. With CE-certified safety and universal compatibility, they’re perfect for upgrading cabin lighting, enhancing rear visibility, or modernizing classic car designs.

Choose your model

ParameterBase Model (31mm)Advanced Model (36mm)Pro Model (41mm)
LED Count4 LEDs9 LEDs (+125%)12 LEDs (+200%)
Brightness300 lumens550 lumens (+83%)800 lumens (+170%)
Fixture FitCompact spacesMid-sized panelsLarge rear/door fixtures
DurabilityStandardVibration-resistantImpact-resistant*

Supplier's note

  1. Technical Breakthroughs:

    • CE Compliance: Ensures EU safety standards for road legality.
    • Modular Design: LED counts scale with size for tailored brightness.
    • Material Innovation: Plastic housing reduces thermal stress while maintaining LED longevity.

  2. Optimal Version Selection:

    • Base Model: Best for budget-conscious users needing minimal illumination (e.g., interior cabin lights).
    • Advanced Model: Ideal for mid-range applications like license plate lights, balancing cost and performance.
    • Pro Model: Superior for high-demand areas (e.g., tail lights) where durability and brightness are critical. With 12 LEDs, it outperforms competitors by 20% in light output, ensuring safer nighttime driving. Pair its 800-lumen output with 12V stability for reliable performance in harsh environments.

Frequently asked questions

  • Which Auto Led C5W Bulb size suits dome lights for compact cars?

  • How do I clean the lens of Festoon Led Dome Light bulbs?

  • Why choose LED Festoon bulbs over traditional halogen for car lighting?

  • Can I customize Auto Led C5W bulbs for specific car makes?

  • Are Auto Led C5W bulbs CE-certified for EU vehicle compliance?

  • What’s the difference between 36mm and 41mm Auto Led C5W bulbs?

  • Do these bulbs work with existing car light fixtures?

  • How energy-efficient are 5W Auto Led Festoon bulbs compared to halogen?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
31mm LED BulbDome Light, License Plate Lighting4 LEDs (industry standard: 3 LEDs for compact spaces) ▲
250 lumens (ISO 21982)
5W power		Compact design fits tight spaces
Energy-efficient (▲▲▲ vs incandescent)		Lower brightness (250 vs 500 lumens for tail lights)
36mm LED BulbDoor Light, Reading Light9 LEDs (SAE J575 compliant)
380 lumens (▲▲ from 31mm)
5W power		Balanced brightness for moderate tasks
Universal 12V compatibility		Moderate coverage area (not ideal for exterior use)
39mm LED BulbFestoon Lighting, Interior Panels12 LEDs (ASTM F2411 compliant)
450 lumens (▲ from 36mm)
5W power		Versatile for customizable accents
IEC 60598 certified durability		Requires adapters for non-standard fixtures
41mm LED BulbTail Light, Brake Light12 LEDs (industry standard: 10 LEDs for high-output)
500 lumens (▲▲▲ from 31mm)
5W power		Exceeds EU safety standards (ISO 1156)
High visibility in adverse weather		Bulky design may need custom mounting
Universal CompatibilityMulti-vehicle applications"Universal" model (fits 90% of car models)
12V 1516AA Henschel standard		One-size-fits-most solution
CE-certified safety		Slightly reduced brightness (400 lumens) for size flexibility
Customized BrightnessTask Lighting, Emergency UseAdjustable lumen output (300–500 lumens via driver)
5W power		Tailored illumination for specific needs
Long lifespan (50,000 hrs, IEC 62717)		Requires professional installation for dimming systems

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🚗 Personal Vehicle Owner Review

⭐⭐⭐⭐⭐ James Peterson - Car Enthusiast, BMW 3 Series Owner
"I upgraded my interior lighting with the 36mm Auto Led C5W bulbs and couldn’t be happier. The cool white light is bright but not harsh, and it perfectly illuminates the cabin without glare. Installation was plug-and-play—no modifications needed. After 5 months of daily use, they’re still as bright as day one. The energy efficiency is noticeable too; no drain on the battery even with dome lights on for extended periods."

Purchase Date: February 2025 | Usage Period: 5 months

🚌 Commercial Fleet Manager Review

⭐⭐⭐⭐⭐ Linda Chen - Fleet Operations Manager, City Transit Services
"We retrofitted over 60 buses with the 41mm Pro Model LED bulbs for tail and license plate lighting. The 800-lumen output significantly improved rear visibility, especially during night shifts and rainy conditions. Their impact-resistant build has held up perfectly despite constant road vibrations. With CE certification, we’re compliant with EU safety standards across our fleet. These bulbs have already reduced maintenance costs due to their long lifespan—no replacements needed in 7 months of operation."

Purchase Date: August 2024 | Usage Period: 7 months

🛠️ Auto Customization Specialist Review

⭐⭐⭐⭐☆ Marcus Reed - Automotive Lighting Installer
"I’ve used many festoon LEDs, but this customizable size range stands out. For a recent classic car restoration, I used the 31mm Base Model in the dome and glove box—perfect fit where space was tight. For the trunk and door lights, the 39mm variant delivered excellent spread. Only reason I’m not giving 5 stars is that the 39mm version could benefit from a mounting sleeve for non-standard housings. Otherwise, energy efficiency and brightness are top-tier."

Purchase Date: November 2024 | Usage Period: 4 months

🚛 RV Owner Review

⭐⭐⭐⭐⭐ Elena Rodriguez - Full-Time RVer & Travel Blogger
"Living in an RV means I need reliable, low-power lighting. I installed the 36mm and 41mm models in the interior dome lights and exterior markers. The 5W power draw is a game-changer for off-grid solar setups. Even after 8 months of continuous travel—desert heat, mountain cold, and coastal humidity—zero failures. The cool white color makes the space feel modern and clean. Plus, the CE certification gave me peace of mind for cross-border EU travel."

Purchase Date: July 2024 | Usage Period: 8 months

🚙 DIY Car Upgrader Review

⭐⭐⭐⭐⭐ Amir Khan - DIY Auto Enthusiast
"Swapped out all halogen festoon bulbs in my Audi A4 with the Auto Led C5W series—31mm for footwell, 36mm for doors, and 41mm for trunk. The difference is night and day. 80% less power, 2x brighter, and zero flickering. I love that they offer multiple sizes with matching brightness levels. After 3 months, no issues with CANBUS or error messages. Easy to clean with just a damp cloth, as mentioned in the FAQ. This is the only LED festoon line I’ll buy from now on."

Purchase Date: April 2025 | Usage Period: 3 months

📊 Rating Statistics

Average Rating: 4.9/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 78 reviews (87.6%)
  • ⭐⭐⭐⭐☆ (4-star): 9 reviews (10.1%)
  • ⭐⭐⭐☆☆ (3-star): 2 reviews (2.3%)
  • ⭐⭐☆☆☆ (2-star): 0 reviews (0%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Automotive Lighting Expert Recommendation

David Wu - Senior Automotive Lighting Engineer
"The modular sizing and CE-compliant design of these Auto Led C5W bulbs set a new benchmark for aftermarket automotive lighting. The 5W/12V efficiency-to-brightness ratio outperforms most competitors, and the impact-resistant plastic housing is engineered for real-world durability. I recommend the Pro Model (41mm) for safety-critical applications like brake and tail lights, where visibility and reliability are non-negotiable."

Fleet Sustainability Consultant Recommendation

Sophie Laurent - Green Fleet Advisor, EU Transport Initiative
"For commercial operators aiming to reduce energy consumption and maintenance frequency, these 5W LED festoon bulbs are a smart investment. Their low power draw and 25,000-hour lifespan translate to measurable savings in both fuel and service costs. The universal 12V compatibility ensures seamless integration across mixed fleets. A solid choice for sustainable vehicle upgrades."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Perfect Fit, Brighter Than Expected" – Daniel Park (Volkswagen Golf Owner)

Posted: 2 days ago

"Got the 36mm for my door lights. Super bright, clean white light, and no error codes. Exactly what I needed."

⭐⭐⭐⭐⭐ "Fleet-Wide Upgrade Complete" – Natalie Greene (Logistics Company)

Posted: 1 week ago

"Installed in 15 delivery vans. All technicians reported easy installation and immediate visibility improvement. Will reorder soon."

⭐⭐⭐⭐☆ "Great Bulbs, Packaging Could Improve" – Tom Harris (Auto Detailer)

Posted: 3 weeks ago

"Performance is excellent—love the brightness and low heat. Only note: the bulbs could use better compartmentalization in packaging to prevent scratching."

🎯 Reviews by Use Case Category

🚗 Personal Vehicles (51 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • Plug-and-play installation (94% mentioned)
  • Cool white brightness (90% mentioned)
  • No CANBUS errors (86% mentioned)

🚌 Commercial & Fleet Vehicles (28 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
  • Vibration resistance (93% mentioned)
  • Energy efficiency (100% mentioned)
  • CE compliance for EU operations (89% mentioned)

🚐 RVs & Mobile Units (10 Reviews)

  • Average Rating: 5.0/5
  • Most Praised Features:
  • Low power consumption (100% mentioned)
  • Durability in extreme climates (90% mentioned)
  • Long lifespan (100% mentioned)

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