Product Description
The T20 7440 LED bulb stands as a pinnacle of automotive lighting innovation, engineered to replace outdated halogen bulbs with a blend of extreme brightness, robust durability, and universal compatibility. At the heart of this exceptional lighting component lies a precision-engineered array of CREE chips-five strategically positioned on the side for panoramic illumination and one high-intensity chip at the top for focused, long-range brightness-making the T20 7440 LED bulb an unrivaled choice for car reverse lights, brake lights, and turn signals where visibility is critical. CREE's industry-leading semiconductor technology ensures the T20 7440 LED bulb delivers ultra-bright light output that far surpasses conventional halogen alternatives, cutting through darkness and adverse weather with ease to enhance driving safety for both the driver and surrounding road users.
Constructed entirely from aerospace-grade aluminum, the T20 W21W LED bulb addresses a common flaw in lower-quality LED lighting: heat management. The full-body aluminum housing features a ribbed, heat-dissipating structure that maximizes surface area, allowing for rapid heat transfer away from the CREE chips and internal circuitry. Unlike plastic or low-grade metal bulbs that suffer from overheating and premature failure, the aviation aluminum build of the T20 7440 LED bulb ensures efficient thermal regulation, even during extended use. This not only preserves the bulb's lumen output over time but also extends its lifespan to 50,000 hours, making it a cost-effective, long-term lighting solution for any vehicle.
Versatility is a defining feature of the T20 7440 LED bulb, thanks to its 8-30V wide voltage design. This broad voltage range enables seamless integration with 12V passenger cars, 24V commercial trucks, buses, and industrial vehicles, eliminating the need for separate bulbs for different electrical systems. Whether installed in a compact sedan or a heavy-duty truck, the T20 7440 LED lamp maintains stable, flicker-free light output, resisting voltage fluctuations that plague lesser LED products. Complementing this voltage flexibility is an advanced EMC (Electromagnetic Compatibility) circuit and a smart constant current IC chip, which work in tandem to eliminate electromagnetic interference (EMI). Drivers will experience no radio static, signal dropouts, or disruptions to vehicle ECUs, as the bulb's intelligent circuitry ensures it operates in full compliance with electromagnetic standards, a key advantage that sets the T20 7440 LED bulb apart from budget alternatives.



Beyond its technical superiority, the T20 7440 LED light bulb boasts a plug-and-play design that matches the standard T20 7440 socket configuration, enabling tool-free installation in minutes. There is no need for complex wiring modifications or additional adapters-simply remove the old halogen bulb and insert the T20 7440 LED bulb for an instant upgrade. The bulb's compact, rugged build also offers resistance to shock, vibration, and moisture, making it suitable for on-road daily driving and off-road adventures alike. Its solid construction ensures it can withstand the harsh conditions of automotive use, from bumpy roads to extreme temperature variations, without compromising performance.
In summary, the T20 7440 LED bulb combines CREE's premium lighting technology, aerospace-grade materials, and intelligent circuitry to deliver a lighting solution that is ultra-bright, energy-efficient, and interference-free. It is the ideal upgrade for drivers seeking to enhance their vehicle's lighting performance, safety, and longevity, solidifying its status as the top choice for T20 7440 socket applications across all vehicle types.


Features
Ultra Bright:
Each T20 7440 LED lamp has 6pcs CREE LED chips, 6-piece CREE chip configuration – 5 side-mounted chips for 360° uniform illumination + 1 top chip for focused long-distance brightness, delivering ultra-high lumen output to outperform traditional halogen bulbs.
Aviation-Grade Aluminum Lamp Body:
The full-body aviation aluminum housing features a ribbed heat sink structure, enabling rapid heat dissipation and preventing overheating, which significantly extends the bulb's service life.
EMC Circuit & Smart Constant Current IC:
Effectively suppresses electromagnetic interference to avoid radio signal disruption; stable current output ensures consistent brightness without flickering or chip damage.
Applications:
This T20 W21W LED bulb can be used for reverse lights, turn signal lights, brake lights, daytime running lights, fog lights, etc.
Product Specification
|
Model |
T20-7440-6CREE-A |
|
Voltage |
8-30V |
|
Power |
20W |
|
Base |
T20 7440 |
|
Size |
ø17.8 x 49 mm |
|
Lamp Body Material |
Aluminum |
|
LED Chip |
6pcs CREE LED Chips |
|
LED Color |
White/Red/Amber |
FAQ
Q: 1.May I get a sample to check your quality?
A: Yes, all product samples are available, as long as you pay the shipping cost.
Q: 2.Do you have OEM or ODM experience?
A: Yes, we offer OEM and ODM services. We focused on LED light bulbs for over 20 years and have a dedicated R&D team for ODM service. Support customized logo and packing for OEM service
Q: 3.What is the lead time?
A: Samples require 5-7 days. Mass production time depends on the order quantity.
Q: 4.What delivery companies do you use? And how do I track my order status?
A: We only use safe and reputable delivery companies like DHL, FedEx, UPS, etc.
We will send you the tracking number after the package is shipped.
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