10 Best W21w Led 7440 In The Us - Black Friday 2024
Best Choice1
SEALIGHTSEALIGHT 7440 7443 Switchback LED Bulb Amber/White with Turbo Fan, DRL & Turn Signal Light, 3600LM 30W Surper Bright T20 7441 7444 W21W LED Replacement for Daytime Running Light, Pack of 2
Main highlights- [Ultra-Bright LED Bulbs] The SEALIGHT 7443 7440 LED Bulb features advanced high-brightness LED chips, providing a stunning 600% increase in brightness compared to other bulbs. Equipped with 24pcs 3030 and 8pcs 3020 top-grade LED chips, these bulbs deliver a powerful 3600LM and 30W of lighting for parking lights and backup lights. Each bulb's luminosity has been precisely measured, ensuring a visually captivating driving experience with vibrant colors.
- [Dual Color Switchback] The SEALIGHT 7443 switchback LED bulb offers a unique dual-color feature. It emits a cool white light for parking lights or daytime running lights (DRL), while displaying an amber yellow light for turn signal lights.
- [Canbus Error Free] Designed to seamlessly integrate with 99% of vehicle computer systems, the 7443 Switchback LED bulbs from SEALIGHT incorporate the PC 3.0 IC driver. Through extensive testing, SEALIGHT has eliminated the need for additional resistors, providing an advanced turn signal bulb that eliminates worries about hyper flash. Note: Some super-sensitive models may require extra resistors, which can be obtained from us.
- [3-Layer Cooling System] Constructed with 6063 aviation-grade aluminum, the SEALIGHT 7440 LED bulbs feature a state-of-the-art 3-layer cooling system. The latest cooling system includes a 15,000 RPM silent fan and heat sink holes in the lamp body, effectively doubling heat dissipation and ensuring a longer lifespan of up to 50,000 hours. This thoughtful heat dissipation design maintains the bulb at a reasonable temperature, extending its longevity.
- Compatible Bulb Models] These bulbs are compatible with various bulb models, including T20 7441 7444 992 W21W 7444na. They serve as an upgrade for multiple functions such as front turn signal lights & daytime running light，DRL, providing a brighter mode and enhanced performance.
9.9Exceptional
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Value for Money2
AUXITOAUXITO Upgraded 7440 7443 LED Bulbs for Reverse Lights T20 7441 7444 LED Replacement Light Kit for Backup Tail Brake Signal Parking DRL Lights, 6000K Xenon White
9.9 Luminosity9.7 Easy installation9.3 worth the moneyWhy we love it
Significantly brighter than halogen bulbs for better visibility.
Energy-efficient, consuming only 25% of original bulb power.
Easy plug-n-play installation with no special tools needed.
9.7Exceptional
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3
SEALIGHTSEALIGHT 7440 7443 LED Bulbs, 6000K White Super Bright 1800LM for 7441 992 T20 W21W 7444 LED Replacement Bulbs for Backup Reverse Light and Tail Brake Parking Light, Pack of 2
Main highlights- 【Attention】The size of the bulb socket may vary depending on the vehicle trim. Please carefully check the owner's manual or the original bulb size before ordering. Please refer to the note on Amazon Fitment, which provides detailed adaptation models and applicable locations.
- 【Applicable Bulb Models】Fits for upgrading 7440 led bulbs for backup reverse lights, tail lights, daytime running lights, brake lights, turn signal lights, side marker lights rear lights etc; Fitment for 992, 7440, 7441, 7443, 7444, W21W, WY21W, 7440NA, 7440NAK, 7444NA, 7444NAK, 7443LL, T20, etc.
- 【5 Minute Installation】Non-Polarity, Plug-N-Play and the Same-Size with halogen design allow you can install 7443 7440 led back up light easy even if you have no experience before
- 【200% faster heat dissipation】2023 New Upgrade - Made of aircraft grade aluminum and great solid connection with the socket, which means the 7443 7440 led bulb will work just fine at least 10 years
- 【1000% Increase Brightness】SEALIGHT 2023 New J2 Series led bulb reverse lights to own 1800LM brightness with 6000K cool white light,that means you will be able to see farther and clearer when reversing even the rainy night
9.6Exceptional
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4
SEALIGHTSEALIGHT 7443 7440 LED Bulb White Reverse Light, 7441 7444 T20 W21W LED Light Bulb with Projector Replacement for Backup Light,Tail Light,Brake Parking, Pack of 2
Main highlights- 【Fitment】7443 7440 T20 7441 7444 992 W21W LED bulb can be used for reverse backup bulb,tail lights,brake lights,daytime running lights,side marker lights rear lights,blinker light bulb,parking lights etc.
- 【Efficient Heat Dissipation】Adopting 6063 aviation aluminum body design and built-in intelligent temperature control IC has excellent thermal conductivity, which can be adjusted quickly and automatically according to the temperature change. significantly extending the lifespan of 7443 LED bulb white to 50,000 hours
- 【Best Beam Pattern】7443 LED Bulb HD lens is crafted with premium-grade optical materials.its precision lens design significantly improves focusing and ensures every beam of light is clear and bright. 7440 LED bulb reverse light from extreme temperatures to road debris,it can withstand harsh driving conditions, providing reliable performance for years
- 【600% Increase Brightness】The upgraded high-brightness 3030-SMD chips precisely embedded in the 7440 LED light bulb.360° full view angle, No dark spots,No shadow,delivering 6000K pure white color lighting output for superior visibility and safety in all directions
- 【1:1 Wedge Base】SEALIGHT T20 tail light compact 1:1 same size with original halogen bulb,No-Polarity design and Plug & Play.allowing for quick installation even if without installation experience.Please carefully check the owner's manual or the original bulb size before ordering.
9.4Excellent
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5
AUXITOAUXITO Upgraded 7443 LED Bulbs White Reverse Lights 400% Brighter, 7440 7444 7441 W21W Light Replacement for Tail Light, Backup Light, DRL, Parking Light, Pack of 2
Main highlights- 【Ultra Bright & Safer Upgrade】AUXITO 7443 led bulbs utilize newest powerful and high quality 3030SMD led chips. Generating 400% brighter output and larger lighting area than halogen, see more clearly when reversing. Keep safe
- 【Stable Use & Longer Lifespan】Hidden hollow-carved and aviation grade aluminum body, expediting the heat dissipation of the led 7443. With special PC lampshade protecting led chips and components, those 7443 led can work up to 30,000 hours
- 【Specification & Note】 Voltage: DC 12V. Power: 7W/Bulb. Lumen: 3200LM/Pair. Color: Brilliant Red. Pls note: 50W 6ohm load resistors or flash relay may be required when use them for turn signal blinker light. Message AUXITO if you need any help
- 【Directly Fit & Multi Application】Non-polarity, plug and play for stock 7440 7443 backup reverse lights, brake lights, turn signal lights, etc. Compatible with socket 992, 7440, 7441, 7443, 7444, W21W, WY21W, 7440NA, 7440NAK, 7444NA, 7444NAK, 7443LL, T20, etc.
- 【Awesome Pattern & Full Brightness】AUXITO design those 7443 bulb with scientific theory with almost 1:1 shape and same light emitting point. Giving 6000K fuller light in your lens, more stylish and clean
9.3Excellent
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6
LASFITLASFIT 7443 7440 LED Bulbs Reverse Backup Light, 7444 7444na White T20 Daytime Running DRL Parking Lamp L-7440 W21W WY21W 6000K for Automotive Replacement, Plug and Play, Pack of 2
Main highlights- 【Superior Heat Dissipation】Our Smart Temperature Control technology ensures a stable, constant light output by automatically adjusting heat output to prevent overheating. The Unique Aluminum Heat-sink Design, coupled with an Extra Large Heat Dissipation Surface, offers unparalleled heat dissipation, ensuring faster and more efficient cooling, keeping the 7443 led reverse lights cool.
- 【Super Bright】LASFIT 7443 LED bulbs utilize 20 high-efficiency 3030 SMD LED chips, achieving full 360-degree illumination, higher brightness than halogen, providing you further and wider visibility to ensure safe driving at night.
- 【Satisfaction Guaranteed】We offer a 45-day money-back guarantee, a 1-year replacement policy, and local U.S. customer support. NOTICE: A load resistor or flash relay may be required to prevent hyper flash or error codes when these bulbs replace turn signal lights. Please contact us for assistance, and we will provide solutions to minimize any inconvenience.
- 【Non-Polarity, Plug-N-Play】 The 7443 7440 led bulb reverse lights are almost 1:1 design as halogen. Applied to US standard and CK sockets. Compatible with 7443, 7443NA, 7444, 992, 7440, 7440NA, 7440SV, 7441, W21W, WY21W, fit for Reverse Light / Back Up Light / Daytime Running Light/ Side Marker Light.
- 【50000 Hours Longevity】 Lasfit 7440 LED bulbs are made of aviation-grade aluminum, can withstand various tests of low and high temperatures and bumpy roads, ensuring durable service life and reliable performance, and increasing its service life to 50,000 hours.
9.2Excellent
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BRISHINEBRISHINE 4-Pack 1000 Lumens Super Bright 7440 7443 7441 7444 W21W LED Bulbs 6000K Xenon White 24-SMD LED Chipsets with Projector for Backup Reverse Lights, Parking Lights, Daytime Running Lights
Main highlights- ★Specifications: Set of 4 bulbs. Intensity:1000lm/bulb. Color:6000K Xenon White. Working Voltage:12-24 VDC. Current:270mA. Wattage:3.2W/bulb. Warranty:1-Year.
- ★Longer Lifespan: Full aluminum housing for quicker heat dissipation and built-in Constant Current IC Driver for more stable performance. These 7440 LED bulbs last 30,000+ hours compared to only 2000 hours for incandescent bulbs.
- ★Compatibility: Compatible for both CK/SRCK and Standard socket. Fits: 7440 7443 7441 7444 W21W 7440A 7440-SCK 7440-SRCK 7442NALL 7443LL 7443-SCK 7443-SRCK 7444LL 7444NA 992 T20 W21/5W WY21W etc. Great for backup reverse, parking lights, daytime running lights.
- ★Brilliant Illumination: High Power 24-piece 2835 SMD LED Chips, 360 degree bright light, about 300% brighter than halogens, which not only improves your visibility, but also makes your vehicle more visible to other drivers, increasing your driving safety.
- ★1-Year Warranty: Buy with confidence, we offer 12 months warranty on item(s) that confirm to be manufacturer defect and friendly customer service responses within 24 hours. NOTE: Amazon filter system may not be 100% accurate and the bulb size may vary between trim of your vehicle. Please double check owners manual or original bulb size to confirm before placing an order.
9.0Excellent
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8
AUXLIGHTAUXLIGHT 7440 T20 LED Bulbs Extremely Bright 7440NA 7441 W21W WY21W 992 Canbus Error Free Replacement for Turn Signal Lights, 2200K Amber Yellow (Pack of 2)
Main highlights- 【Important Note】 This 7440 led bulb is single filament bulb, which is different with 7443, can’t be used as daytime running light or parking light. Before purchasing, please confirm the correct size on your owner’s manual or original bulb.
- 【High Brightness】 Each 7440 led bulb has 26pcs 3020 SMD led chips for 360° lighting angle, brighter than the original halogen bulbs. Lumen: 4000LM/pair, Color Temperature: 2200K Amber Yellow, Voltage: DC 12-24V, Power: 21W/PC.
- 【Efficiency Heat Dissipation】 Aircraft grade aluminum body, unique bump appearance design increase the heat dissipation area, faster heat dissipation. Low temperature and low power consumption. Wide voltage and constant current ensure longer service time.
- 【Compitable Socket】 Compatible with both CK/ SRCK and standard socket. Fit for sockets such as 7440 T20 7440A 7440NA 7440LL 7440AL 7440ST 7441 W21W WY21W 992 etc. It can be used as turn signal light ONLY.
- 【Canbus Error Free】 Built in load resistor and IC driver, canbus error free for nearly 95% vehicle’s computer system, no need to modify the original wiring or electrical system. Non-polarity design for easy plug and play installation.
8.9Very Good
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9
Alla LightingAlla Lighting 2800lm T20 7440 7443 LED Bulbs, White Reverse/Signal/Brake Tail/DRL Lights 7444 7443LL 7441 W21W 6000K Xenon Xtreme Super Bright 12V 5730 33-SMD Upgrade
Main highlights- Working Power: 8.5W, Volts: 12V ~ 24V; Waterproof IP67; ApplicationS: Used for upgrading turn signal blinker light, back-up reverse light, daytime running light ( DRL), brake stop light,taillights, side marker light,etc.
- T20 base, Cross reference number: 7440, 7441, 7443, 7442, 7444, W21W, WY21W, 7440A, 7440NAK, 7444NAK, 7443LL.etc. Extra load resistors maybe required to avoid the signal hyper flash or error code.
- One year warranty. Please check the owner manual or the stock lamp to confirm the cross reference number before purchasing. Amazon fitment is only for reference, not 100% guaranteed accuracy.
- Built-in Intelligent IC driver and 6063 aviation aluminum material for best cooling and longer lifespan.
- (Set of 2) 1400 lumens per T20 wedge 7440 7443 LED Bulb, total 2600 lumens for both 7440 7443 LED lights bulbs with projector-lens; Each 7440 7443 LED bulb is equipped with high illumination and high power 33 pieces 5730 LED chips.
8.8Very Good
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10
OXILAMOXILAM Upgraded 7440 7443 LED Bulbs White for Reverse Lights, 4000LM 600% Brighter, 7441 7444 T20 W21W LED Lamps Replacement for Backup Tail Brake Turn Signal Parking Lights and DRL (Pack of 2)
Main highlights- 【Product Specification】Voltage: DC 12V, High Power: 8w/bulb (Other leds on the market are 4 to 6w/bulb), Size: 2.16 x 0.79 x 0.79 inch, Lumen: 4000lm/pair, Color: 6000K white. NOTE: Amazon filter system may not be 100% accurate or up to date, please check your vehicles owner’s manual or the original bulb to confirm the correct bulb size you need before placing the order
- 【No Worry for CANBUS Error Issue】 Compatible for both CK/SRCK and standard socket, and fits for 95% vehicle's computer system. For some sensitive models, if you meet flicker/error issue, don't worry. This is normal and could be solved by load resistors. Also, this problem may occur when multiple pairs of this bulb are installed at the same time. Please LET US KNOW and we will provide load resistor or other solutions to minimize the inconvenience to you.
- 【Multi Application】Compatible with 992, 7440, 7441, 7443, 7444, W21W, WY21W, 7440NA, 7440NAK, 7444NA, 7444NAK, 7443LL, T20 sockets. Great replacement for backup reverse lights, brake lights, tail lights, turn signal blinker lights, day time running lights etc.
- 【600% Brightness Improved】 Full 360-degree illumination with a projector-style lens, and equipped with 26 PCS 3020 SMD LED chip sets, OXILAM 7443 led light bulbs are 5 times brighter than halogen, produce a 6000K bright white light, give you a wider and clearer view at night
- 【60,000Hr Long Lifespan】OXILAM 7440 led bulbs are made of aircraft grade aluminum body and unique bump appearance which effectively pull the heat away from the LED chips, provide up to 60,000 hours continuous lighting, No more frequent changes improved driving experience
8.5Good
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