{"product_id":"4ft-led-retrofit-kit-36w-5400lm-3500k-warm-white-easy-retrofit","title":"4FT LED Retrofit Kit 36W 5400LM 3500K Warm White - Easy Retrofit","description":"\u003cp\u003eIn this review of the 4FT LED Retrofit Kit the bottom line is simple: this kit is for facility managers and DIY installers who want a fast, reliable upgrade from fluorescent tubes to high-efficiency LED lighting. The biggest reason to buy is the combination of strong magnetic mounting and ballast-replacement design that lets users retrofit existing 1x4 and 2x4 troffers in minutes without extensive rewiring while delivering a bright, warm 3500K output.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic Mounting:\u003c\/strong\u003e Strong perimeter magnets allow quick attachment inside existing troffers so installation typically takes only minutes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Lumen Output:\u003c\/strong\u003e The kit delivers 5400LM which matches or exceeds traditional fluorescent brightness for well-lit workspaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy Efficiency:\u003c\/strong\u003e At 36W per kit it reduces energy use dramatically compared with fluorescent fixtures and helps cut electric bills.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Polycarbonate front and aluminum back offer impact resistance and improved heat dissipation for long service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Lifespan:\u003c\/strong\u003e Rated for an average of 100,000 hours, the kit is designed to last decades under normal use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Support:\u003c\/strong\u003e A 5-year warranty provides protection and an easy replacement path if issues occur.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis retrofit kit is ideal for commercial and institutional spaces such as offices, schools, libraries, showrooms and healthcare facilities that already have recessed 2ft or 4ft troffers and want a straightforward LED upgrade. It suits maintenance staff and contractors who value fast installs and minimal disruption, since the kit keeps the existing recessed cans in place.\u003c\/p\u003e\u003cp\u003eThose who need a decorative fixture change, color-tunable lighting, or integrated smart controls should look elsewhere; this kit focuses on practical replacement of fluorescent tubes with a warm, fixed 3500K output and simple magnetic mounting rather than advanced controls.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEasy magnetic installation into existing troffers reduces labor time and complexity.\u003c\/li\u003e\n\u003cli\u003eBright 5400LM output provides strong, even illumination for work areas and corridors.\u003c\/li\u003e\n\u003cli\u003eDurable polycarbonate cover and aluminum back improve longevity and heat management.\u003c\/li\u003e\n\u003cli\u003eSignificant energy savings with long rated life lowers operating costs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFixed 3500K color temperature limits flexibility for users who want cooler or tunable white options.\u003c\/li\u003e\n\u003cli\u003eDesigned as a retrofit rather than a decorative fixture, so it does not change ceiling aesthetics significantly.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm factor\u003c\/td\u003e\n\u003ctd\u003e2x4 ft magnetic troffer retrofit kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003e36W per kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLumen output\u003c\/td\u003e\n\u003ctd\u003e5400LM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor temperature\u003c\/td\u003e\n\u003ctd\u003e3500K warm white\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCover\u003c\/td\u003e\n\u003ctd\u003eTransparent polycarbonate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eMagnetic perimeter mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e5-year warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe 4FT LED Retrofit Kit is a practical choice for anyone replacing fluorescent tubes in existing 1x4 or 2x4 troffers where speed, longevity and energy savings matter. It delivers strong 5400LM brightness, durable construction and an easy magnetic install that makes it good value for facilities seeking a low-disruption LED upgrade.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan this kit fit my existing 2ft or 4ft recessed troffer?\u003c\/strong\u003e\u003cbr\u003eYes, the kit is designed to replace ballast and tubes in 1x4 and 2x4 troffers and fits inside existing recessed fixtures.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes installation require rewiring the ceiling?\u003c\/strong\u003e\u003cbr\u003eNo, the magnetic retrofit design allows installation inside the existing fixture without rewiring the entire ceiling; follow the included instructions for safe installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs the light dimmable or color tunable?\u003c\/strong\u003e\u003cbr\u003eThe product is a fixed 3500K warm white output and does not include tunable color or integrated dimming features.\u003c\/p\u003e","brand":"Superiorly","offers":[{"title":"Default Title","offer_id":48637784588507,"sku":"B094H61FNJ","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71Fk_HkIloS._AC_SL1500.jpg?v=1778564810","url":"https:\/\/gearmusthave.com\/products\/4ft-led-retrofit-kit-36w-5400lm-3500k-warm-white-easy-retrofit","provider":"GearMustHave","version":"1.0","type":"link"}