{"product_id":"4-foot-14-5-watt-dimmable-type-b-ballast-bypass-led-t8-tube-light","title":"4 Foot 14.5 Watt Dimmable Type B Ballast Bypass LED T8 Tube Light","description":"\u003cp\u003eThe Keystone KT-LED14.5T8-48GC-8xx-D-FDIM is a high-performance 4-foot T8 LED tube designed to deliver exceptional efficiency, durability, and versatility for commercial and industrial lighting applications. Operating at just 14.5 watts, this lamp produces an impressive 1800–1900 lumens with efficacy up to 131 lm\/W, making it an energy-saving replacement for traditional fluorescent F32T8 lamps. Available in 3500K, 4000K, and 5000K color temperatures, it offers flexibility to suit a variety of environments. Built with shatter-proof coated glass and a frosted lens, it ensures both safety and visual comfort by eliminating pixelation and providing a wide 240-degree beam angle. With a long 50,000-hour lifespan, DLC listing, RoHS compliance, and a 10-year warranty, this lamp is engineered for long-term reliability and reduced maintenance costs.\u003c\/p\u003e\n\u003cp\u003eFeaturing Keystone’s DirectDrive ballast bypass technology, this UL Type B tube allows for easy fluorescent-to-LED upgrades by eliminating the need for an external ballast or driver thanks to its integral isolated driver design. The single-ended 120V input and G13 medium bi-pin base simplify installation while improving system reliability. TRIAC (forward-phase) dimming capability enables smooth light control when paired with compatible dimmers, adding flexibility for various lighting needs. Designed for demanding environments, it operates efficiently in temperatures from -20°C to 45°C and is ETL Sanitation Listed (NSF\/ANSI Standard 2) for splash zone use in food equipment areas. Environmentally friendly with no mercury content and offering instant startup, this lamp combines performance, safety, and sustainability in one advanced lighting solution.\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003ctable data-sheets-baot=\"1\" data-sheets-root=\"1\" border=\"1\" dir=\"ltr\" cellpadding=\"0\" cellspacing=\"0\" xmlns=\"http:\/\/www.w3.org\/1999\/xhtml\"\u003e\n\u003ccolgroup\u003e\n\u003ccol width=\"185\"\u003e\n\u003ccol width=\"236\"\u003e\n\u003ccol width=\"233\"\u003e\n\u003ccol width=\"233\"\u003e\n\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003eKeystone Technologies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor Temperature (Kelvin)\u003c\/td\u003e\n\u003ctd\u003e3500K Bright White\u003c\/td\u003e\n\u003ctd\u003e4000K Cool White\u003c\/td\u003e\n\u003ctd\u003e5000K Daylight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPN\u003c\/td\u003e\n\u003ctd\u003eKT-LED14.5T8-48GC-835-D-FDIM\u003c\/td\u003e\n\u003ctd\u003eKT-LED14.5T8-48GC-840-D-FDIM\u003c\/td\u003e\n\u003ctd\u003eKT-LED14.5T8-48GC-850-D-FDIM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eKT-LED14.5T8-48GC-835-D-FDIM\u003c\/td\u003e\n\u003ctd\u003eKT-LED14.5T8-48GC-840-D-FDIM\u003c\/td\u003e\n\u003ctd\u003eKT-LED14.5T8-48GC-850-D-FDIM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e843654113210\u003c\/td\u003e\n\u003ctd\u003e843654113227\u003c\/td\u003e\n\u003ctd\u003e843654113234\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLumens\u003c\/td\u003e\n\u003ctd\u003e1,800 Lumens\u003c\/td\u003e\n\u003ctd\u003e1,900 Lumens\u003c\/td\u003e\n\u003ctd\u003e1,900 Lumens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDLC Product ID\u003c\/td\u003e\n\u003ctd\u003e\u003ca rel=\"noopener\" title=\"Keystone 4 Foot 14.5 Watt Type B Ballasts Bypass LED T8 Tube Light DLC Product Listing - 3500K\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0604\/6600\/4212\/files\/Keystone_KT-LED14.5T8-48GC-835-D-FDIM_DLC.pdf\" target=\"_blank\"\u003eP5B4KR3N\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0604\/6600\/4212\/files\/Keystone_KT-LED14.5T8-48GC-840-D-FDIM_DLC.pdf\" title=\"Keystone 4 Foot 14.5 Watt Type B Ballasts Bypass LED T8 Tube Light DLC Product Listing - 4000K\" rel=\"noopener\" target=\"_blank\"\u003ePLV2EJZA3H5D\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003ca rel=\"noopener\" title=\"Keystone 4 Foot 14.5 Watt Type B Ballast Bypass LED T8 Tube Light DLC Product Listing - 5000K\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0604\/6600\/4212\/files\/Keystone_KT-LED14.5T8-48GC-850-D-FDIM_DLC.pdf\" target=\"_blank\"\u003ePFPPNB5W\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEfficiency (Lumens Per Watt)\u003c\/td\u003e\n\u003ctd\u003e124 m\/W\u003c\/td\u003e\n\u003ctd\u003e131 lm\/W\u003c\/td\u003e\n\u003ctd\u003e131 lm\/W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLighting Technology\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003eLED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWattage\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e14.5 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e120V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Current\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e0.12A @ 120V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBallast Operation\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003eType B Ballast Bypass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring Method\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003eDirect Drive Single Ended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBulb Shape\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003eT8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003eG13 Medium Bi-Pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimmable\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003eYes, via TRIAC Dimmers, Foward Phase Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBeam Angle\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e240 Degrees\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Life\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e50,000 Hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRI (Color Rendering Index)\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e83\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Factor\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e0.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003eShatter-Proof Coated Glass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLens\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003eFrosted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFluorescent Equivalent\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003eF32T8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e-4°F to 113°F (-20°C to 45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e47.15\" MOL x 1.10\" MOD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003ecULus, DLC Listed, RoHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironment\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003eDry Location\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003ecULus, DLC Listed, RoHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e10 Year Warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003eDocuments\u003c\/h5\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"Keystone 4 Foot 14.5 Watt Type B Ballast Bypass LED T8 Tube Light Specification Sheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0604\/6600\/4212\/files\/Keystone_KT-LED14.5T8-48GC-8XX-D-FDIM_Specs.pdf\" target=\"_blank\"\u003eKeystone 4 Foot 14.5 Watt Type B Ballast Bypass LED T8 Tube Light Specification Sheet\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"Keystone 4 Foot 14.5 Watt Type B Ballast Bypass LED T8 Tube Light DLC Product Listing - 3500K\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0604\/6600\/4212\/files\/Keystone_KT-LED14.5T8-48GC-835-D-FDIM_DLC.pdf\" target=\"_blank\"\u003eKeystone 4 Foot 14.5 Watt Type B Ballast Bypass LED T8 Tube Light DLC Product Listing - 3500K\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"Keystone 4 Foot 14.5 Watt Type B Ballast Bypass LED T8 Tube Light DLC Product Listing - 4000K\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0604\/6600\/4212\/files\/Keystone_KT-LED14.5T8-48GC-840-D-FDIM_DLC.pdf\" target=\"_blank\"\u003eKeystone 4 Foot 14.5 Watt Type B Ballast Bypass LED T8 Tube Light DLC Product Listing - 4000K\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"Keystone 4 Foot 14.5 Watt Type B Ballasts Bypass LED T8 Tube Light DLC Product Listing - 5000K\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0604\/6600\/4212\/files\/Keystone_KT-LED14.5T8-48GC-850-D-FDIM_DLC.pdf\" target=\"_blank\"\u003eKeystone 4 Foot 14.5 Watt Type B Ballasts Bypass LED T8 Tube Light DLC Product Listing - 5000K\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Keystone Technologies","offers":[{"title":"3500K Bright White","offer_id":47892061126900,"sku":"KT-LED14.5T8-48GC-835-D-FDIM","price":27.08,"currency_code":"USD","in_stock":true},{"title":"4000K Cool White","offer_id":47892061159668,"sku":"KT-LED14.5T8-48GC-840-D-FDIM","price":27.08,"currency_code":"USD","in_stock":true},{"title":"5000K Daylight","offer_id":47892061192436,"sku":"KT-LED14.5T8-48GC-850-D-FDIM","price":27.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0604\/6600\/4212\/files\/KeystoneKT-LED14.5T8-48GC-XXX-D-FDIM.png?v=1774364691","url":"https:\/\/www.greenelectricalsupply.com\/products\/4-foot-14-5-watt-dimmable-type-b-ballast-bypass-led-t8-tube-light","provider":"Green Electrical Supply","version":"1.0","type":"link"}