{"product_id":"sealight-7443-7440-led-bulb-red-brake-lights","title":"SEALIGHT 7443 7440 LED Bulb Red Brake Lights","description":"\u003cp\u003e\u003cstrong\u003eSEALIGHT 7443\/7440 T20 red LED bulbs are plug-and-play replacements that deliver a brighter, more focused red light for tail, stop and parking applications.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese SEALIGHT T20 LED bulbs (fits 7443, 7440, 7441, 7444, 992, W21W sockets) combine high-output 3030 SMD chips, an optical projector lens and an aviation-grade aluminum body to improve visibility and longevity compared with standard incandescent lamps. They are designed as 1:1 wedge-base replacements with no-polarity installation, making them suitable for many vehicles' tail, brake and blinker light sockets. Below you'll find answers to common questions about performance, fitment and installation.\u003c\/p\u003e\n\n\u003ch3\u003eHow much brighter and clearer is the light compared to stock bulbs?\u003c\/h3\u003e\n\u003cp\u003eThese bulbs use upgraded 3030-SMD LEDs and a precision projector lens that increases perceived brightness and concentrates light where you need it. The 360° SMD placement and optical lens minimize dark spots and produce a consistent pure red beam for brake and tail functions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApproximately 600% increase in measurable brightness versus many halogen bulbs.\u003c\/li\u003e\n  \u003cli\u003e360° LED arrangement for even illumination without shadows.\u003c\/li\u003e\n  \u003cli\u003eHD projector lens for focused, clear beam pattern.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill they fit my car and how easy is installation?\u003c\/h3\u003e\n\u003cp\u003eSEALIGHT designed these T20 bulbs as 1:1 wedge-base replacements to match the size of most original bulbs. They feature a no-polarity circuit and plug-and-play installation, but it’s wise to verify compatibility with your vehicle before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with sockets labeled 7443, 7440, 7441, 7444, 992 and W21W.\u003c\/li\u003e\n  \u003cli\u003eNo polarity wiring simplifies installation in most vehicles.\u003c\/li\u003e\n  \u003cli\u003eUse a fitment tool or check owner's manual to confirm bulb type first.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the bulb manage heat and durability for long life?\u003c\/h3\u003e\n\u003cp\u003eThe bulb body is built from 6063 aviation-grade aluminum and includes an intelligent temperature-control IC to actively manage heat. That combination improves thermal conductivity and helps the LEDs maintain performance over extended use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAviation aluminum housing for fast heat dissipation.\u003c\/li\u003e\n  \u003cli\u003eSmart temperature control automatically adjusts output to protect LEDs.\u003c\/li\u003e\n  \u003cli\u003eRated lifecycle up to around 50,000 hours under normal conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat functions can these bulbs serve on a vehicle?\u003c\/h3\u003e\n\u003cp\u003eThese T20 LED bulbs are multi-use and intended for non-directional red lighting functions such as tail, brake, and parking lights, and in some applications they can be used for flasher\/blinker sockets where a red lamp is required. Always confirm proper function and legal compliance for your jurisdiction.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBrake light \/ stop lamp applications.\u003c\/li\u003e\n  \u003cli\u003eTail lights and parking light functions.\u003c\/li\u003e\n  \u003cli\u003eSuitable for red blinker\/stop lamp sockets where specified.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Drivers who want a straightforward LED upgrade for rear red lighting—people seeking stronger, more uniform red illumination, longer service life, and plug-and-play installation without rewiring. These bulbs are suited to owners replacing worn incandescent bulbs, enthusiasts upgrading nighttime visibility, and anyone who needs an OEM-size wedge replacement for 7443\/7440\/7441\/7444\/992\/W21W sockets. Before purchase, verify your vehicle’s bulb type with the owner’s manual or SEALIGHT’s fitment tool to ensure correct compatibility.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these SEALIGHT LEDs plug-and-play?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. They use a 1:1 T20 wedge base with no-polarity design for straightforward plug-and-play installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do they fit 7443 and 7440 sockets?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. These bulbs are compatible with 7443, 7440, 7441, 7444, 992 and W21W sockets—verify with your vehicle's manual.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SEALIGHT","offers":[{"title":"Default Title","offer_id":48086806364318,"sku":"B0D2HS4JH9","price":30.18,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/sealight-front-packaging-t20-red-led-bulbs.jpg?v=1785905907","url":"https:\/\/northtrailauto.ca\/products\/sealight-7443-7440-led-bulb-red-brake-lights","provider":"North Trail Auto","version":"1.0","type":"link"}