{"product_id":"partsam-4x6-led-headlights-4x6-inch-rectangular-sealed-beam-pair-45w-hi-lo-waterproof-upgrade","title":"Partsam 4x6 LED Headlights 4x6-inch Rectangular Sealed-Beam Pair — 45W Hi\/Lo, Waterproof Upgrade","description":"\u003cb\u003eThese Partsam 4x6-inch rectangular LED sealed-beam headlights are direct-fit 45W Hi\/Lo replacements designed to upgrade brightness, reliability, and efficiency for classic and heavy-duty vehicles that use H4651\/H4652-style lamps.\u003c\/b\u003e\n\n\u003cp\u003eThese sealed-beam LED headlamps replace traditional halogen or HID sealed units without major wiring changes on many trucks, vans, and classic cars. Built as a sealed, waterproof unit with a concentrated LED array, they deliver clearer road illumination and lower electrical draw compared with old sealed-beam halogens. They suit vehicles that accept H4651, H4652, H4656, H4666, H6545 interchange numbers and come as a pair for straightforward swap-in installation.\u003c\/p\u003e\n\n\u003ch3\u003eWill these fit my older truck or sealed-beam vehicle?\u003c\/h3\u003e\n\u003cp\u003eCompatibility is broad: the lamps copy the outer dimensions and pin layout used by many 4x6 sealed-beam sockets. They are suitable for a wide range of heavy-duty and classic models that originally used 4x6 rectangular units.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInterchange numbers: H4651, H4652, H4656, H4666, H6545.\u003c\/li\u003e\n  \u003cli\u003eCommon applications: long-haul trucks, older pickups, and many vintage cars that accept 4x6 sealed beams.\u003c\/li\u003e\n  \u003cli\u003eMay require pin re-arrangement or an adapter on some sockets (adapter not included).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these LEDs perform compared with halogen sealed beams?\u003c\/h3\u003e\n\u003cp\u003eThese 45W LED sealed beams use multiple high-intensity LED chips arranged for a usable beam pattern that improves perceived brightness and reduces heat output. Expect crisper white light, better long-range visibility, and longer lamp life versus legacy halogens.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRated output: 45W total with clustered LED emitters for cut-off and spread.\u003c\/li\u003e\n  \u003cli\u003eCooler operation and lower power draw than equivalent halogen sealed beams.\u003c\/li\u003e\n  \u003cli\u003eSealed, waterproof construction prevents moisture and debris entry.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs installation difficult and will I need extra parts?\u003c\/h3\u003e\n\u003cp\u003eMost replacements are simple: remove the factory sealed beam and plug the new unit into the existing H4-style or three-prong socket. In some vehicles you may need to shift the plug pins or use a wiring adapter to match low\/high-beam circuits.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePlug type: three-prong\/three-phase connector for Hi\/Lo operation.\u003c\/li\u003e\n  \u003cli\u003ePin rearrangement: sometimes required; adapters sold separately if needed.\u003c\/li\u003e\n  \u003cli\u003ePackage includes two 4x6 LED headlamps; no mounting hardware typically required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat durability and weather protection do these sealed beams offer?\u003c\/h3\u003e\n\u003cp\u003eEach unit is fully sealed and rated for exposure to road conditions, so they withstand moisture, dust, and vibration common in heavy-duty and classic vehicle use. The robust housing and lens reduce the risk of failure from ingress.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFully sealed housing prevents water and dirt penetration.\u003c\/li\u003e\n  \u003cli\u003eRugged construction tolerates vibration in trucks and off-road use.\u003c\/li\u003e\n  \u003cli\u003eLED array design disperses heat and extends service life compared to filaments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? These Partsam 4x6 LED sealed-beam headlamps are aimed at owners of vehicles that accept rectangular 4x6 sealed beams—particularly operators of heavy-duty trucks, classic cars, and older pickups who want a direct-fit upgrade to a brighter, longer-lasting LED solution. If you need a pair of plug-and-play 45W Hi\/Lo sealed beams that reduce power draw while improving on-road illumination, this kit is a practical replacement. Note: check socket pin layout before ordering if your vehicle uses nonstandard connector arrangements; an adapter or minor pin changes may be necessary for full Hi\/Lo function.\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: Do these 4x6 LEDs work as both high and low beam?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. They support Hi\/Lo operation via the three-prong connector; some vehicles may require pin rearrangement or an adapter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will these fit my H4651 or H4652 sealed-beam sockets?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They are made to replace H4651\/H4652-style sealed beams, but always verify socket pin layout and clearances before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Partsam","offers":[{"title":"Default Title","offer_id":67586732949689,"sku":"B01N8UG2UG","price":125.54,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/partsam-front-view-4x6-led-headlight.jpg?v=1790491748","url":"https:\/\/redleafauto.ca\/products\/partsam-4x6-led-headlights-4x6-inch-rectangular-sealed-beam-pair-45w-hi-lo-waterproof-upgrade","provider":"Redleaf Auto","version":"1.0","type":"link"}