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PRODUCT OVERVIEW
High-output T20 7443 / 7440 LED bulbs with 48 x 4014-SMD chips provide a powerful 6000K white light for improved visibility and response time. Designed as a plug-and-play upgrade for common T20/W21W applications including tail, brake, reverse, and daytime running lights.
KEY FEATURES
- High brightness output with up to 300–400% more light than standard halogen bulbs.
- 48 x 4014-SMD LEDs per bulb for a uniform 360° light distribution.
- 6000K–6500K cold white colour for a modern, crisp appearance.
- CANBUS-compatible design helps reduce error warnings and flicker on most vehicles.
- Non-polarity, plug-and-play installation with no external driver or ballast required.
- Full aluminium body for efficient heat dissipation and extended service life.
- Fanless construction for silent operation and improved reliability.
- IP67-rated housing for resistance to water and dust ingress.
APPLICATIONS
- Tail lights
- Brake / stop lights
- Reverse / backup lights
- Turn signal indicators (load resistors may be required to prevent hyper-flash)
- Side marker lights
- Daytime running lights (DRL)
- Parking and rear position lights
- Interior and cargo area lights where T20 / W21W base is used
SOCKET & CROSS-REFERENCE CODES
Designed for T20 wedge sockets. Common interchangeable part numbers include (check your vehicle manual or existing bulb):
- 7440, 7440A, 7440NA, 7440LL, 7440ANK, 7440K
- 7443, 7443NA, 7443R, 7443LL, 7443-SCK
- 7441, 7442, 7444, 7444NA, 7444NAK, 7444NAPLL
- 992, T20, W21W, WY21W, W21/5W
Always confirm bulb size and type before purchase.
TECHNICAL SPECIFICATIONS
- Base type: T20 (7440 / 7443 / W21W / W21/5W)
- LED configuration: 48 x 4014-SMD per bulb
- Lighting technology: LED
- Colour temperature: 6000K–6500K cold white
- Voltage: 12V DC (operating range approx. 12–14V DC, suitable for 12–24V systems as specified)
- Power consumption: approx. 20W per bulb
- Luminous flux: up to approx. 1500–2400 lm per bulb (supplier rated)
- Beam angle: 360°
- Waterproof rating: IP67
- Construction: aviation aluminium shell for heat control
- Cooling: fanless, passive cooling
- Operating temperature: -40°C to +80°C
- Estimated service life: >50,000 hours (supplier rated)
- Warranty: 2 years (manufacturer terms apply)
- Fitment: front or rear, left or right, depending on vehicle position using T20 base
INSTALLATION GUIDANCE
- Ensure the vehicle is parked securely with ignition off and keys removed.
- Allow existing bulbs and housings to cool before handling.
- Remove the original halogen bulb from the T20 socket.
- Insert the LED bulb into the socket and twist to lock, ensuring firm connection.
- Test the light function before reassembling any trims or covers.
- Confirm that the bulb does not contact any internal lens or shield.
For vehicles with sensitive CANBUS systems or when used as turn signals, additional load resistors or decoders may be required to prevent error messages or hyper flashing.
FITMENT CHECK
- Check your owner’s manual or the marking on the original bulb for the correct code.
- Verify the socket type visually to confirm T20 / 7440 / 7443 compatibility.
No specific vehicle list is provided. Universal fitment applies only where bulb type and space allow.
PACKAGE CONTENTS
- 2 x T20 7443 / 7440 48SMD LED bulbs (cold white)
Vehicle Compatibility
Shop Category Store Home
LED Headlight ◈ H4 9003 HB2 ◈ H1
LED Foglight ◈ H8 H9 H11
T10 168 192 912 W5W
LED Interior light
LED Brake Light ◈ 1157 BAY15D 7528 2057 P21/5W
1156 BA15S 7506 7527 1651
1157 BAY15D 7528 2057 P21/5W
7443 7444 7441 7440 W21W
OtherHot Item
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2X T20 7443 7440 48SMD LED Canbus No Error Tail Brake Stop Light Bulb Globe A
Features: 【400% Brighter】Each 7443 led bulb powered by 48-smd 6000K white led chips, 20w high power brings 2400 Lumen output per bulb, total 4800 Lumen, helps you see farther& wider when reversing 【CAN-BUS Error Free】Intelligent IC and 20w high output makes the 7440/7443 led light bulbs compatible with 99% of vehicles, no radio interference, no flicker issue 【15-Minutes Installation】 Non-polarity design, simply plug and play, suit for socket: 7440A, 7440NA, 7440, 7440SV, 7443NA, 7441, 7443, 7443R, 7444, 992, WY21W, W21/5W, W21W, etc, compatible with CK and AU standard type 【Wide Application】 Used for back up reverse lights, brake lights, tail lights, parking lights, side marker lights, daytime running lights, etc. You will need load resistor or flash relay to prevent the hyper flash when replace for Turn Signal Lights 【Long Lifespan】 Full aviation aluminum body cooling down the heat rapidly, extends the service time of the 7440/7443 led back up light lamps up to 50,000hrs Specifications:
Package include: 2x LED 7443 Bulbs Install Caution CANBUS ERROR FREE: No. For most vehicles, just directly plug and play. Yet for some vehicles with CAN-BUS system, it may require install decoder or load resistor to avoid hyper flash or fast blinking. How to Pick the Right Bulb Size?
How to Install the Bulb Correctly and Quickly?
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