{"product_id":"damar-36990a","title":"DAMAR 36990A LED18T8\/5K\/BP\/D\/SS 18W 4ft LED T8 Tube 5000K Type B Ballast Bypass 120V","description":"\u003cdiv class=\"gl-product-description\"\u003e\n\n  \u003csection class=\"gl-product-section\"\u003e\n    \u003ch2\u003eIdentification \u0026amp; Application\u003c\/h2\u003e\n\n    \u003cp class=\"gl-product-intro\"\u003e\n      \u003cstrong\u003eDAMAR 36990A LED18T8\/5K\/BP\/D\/SS 18W 4ft LED T8 Tube 5000K Type B Ballast Bypass 120V\u003c\/strong\u003e\n    \u003c\/p\u003e\n\n    \u003cp\u003e\n      The DAMAR 36990A is an 18-watt LED T8 retrofit tube designed to replace\n      4-foot fluorescent T8 lamps in ballast bypass applications. This\n      \u003cstrong\u003eType B, single-ended direct wire\u003c\/strong\u003e lamp operates on\n      \u003cstrong\u003e120V\u003c\/strong\u003e line voltage after the existing ballast has been removed,\n      delivering energy-efficient performance with long service life.\n    \u003c\/p\u003e\n\n    \u003cp\u003e\n      Producing \u003cstrong\u003e2,100 initial lumens\u003c\/strong\u003e with a bright\n      \u003cstrong\u003e5000K daylight\u003c\/strong\u003e color temperature and an 80 CRI, this LED\n      tube provides crisp, uniform illumination for offices, warehouses,\n      schools, retail spaces, maintenance facilities, and commercial retrofit\n      applications. The G13 medium bi-pin base is designed for single-ended\n      ballast bypass installations.\n    \u003c\/p\u003e\n\n    \u003cp\u003e\n      Rated for up to \u003cstrong\u003e50,000 hours\u003c\/strong\u003e, the 36990A features a\n      safety-shielded construction, is suitable for damp locations, and is\n      dimmable with compatible Triac dimmers. This lamp is intended for\n      ballast bypass installations only and must not be operated with a ballast.\n    \u003c\/p\u003e\n\n  \u003c\/section\u003e\n\n  \u003csection class=\"gl-product-section\"\u003e\n    \u003ch2\u003eTechnical Performance Specifications\u003c\/h2\u003e\n\n    \u003cdiv class=\"gl-spec-grid\"\u003e\n\n      \u003cdiv class=\"gl-spec-item\"\u003e\n        \u003cstrong\u003eBrand\u003c\/strong\u003e\n        \u003cspan\u003eDAMAR\u003c\/span\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"gl-spec-item\"\u003e\n        \u003cstrong\u003eModel\u003c\/strong\u003e\n        \u003cspan\u003e36990A\u003c\/span\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"gl-spec-item\"\u003e\n        \u003cstrong\u003eProduct Type\u003c\/strong\u003e\n        \u003cspan\u003e4ft LED T8 Tube\u003c\/span\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"gl-spec-item\"\u003e\n        \u003cstrong\u003eInstallation Type\u003c\/strong\u003e\n        \u003cspan\u003eType B Ballast Bypass (Single-Ended Direct Wire)\u003c\/span\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"gl-spec-item\"\u003e\n        \u003cstrong\u003eElectrical\u003c\/strong\u003e\n        \u003cspan\u003e18W, 120V AC\u003c\/span\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"gl-spec-item\"\u003e\n        \u003cstrong\u003eOptical\u003c\/strong\u003e\n        \u003cspan\u003e5000K, CRI 80, 2,100 Initial Lumens, 180° Beam Angle\u003c\/span\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"gl-spec-item\"\u003e\n        \u003cstrong\u003eBase Type\u003c\/strong\u003e\n        \u003cspan\u003eG13 Medium Bi-Pin\u003c\/span\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"gl-spec-item\"\u003e\n        \u003cstrong\u003eMechanical\u003c\/strong\u003e\n        \u003cspan\u003e47.75\" T8 Tube, 1.07\" Diameter, Safety Shielded\u003c\/span\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"gl-spec-item\"\u003e\n        \u003cstrong\u003eEnvironmental\u003c\/strong\u003e\n        \u003cspan\u003eSuitable for Damp Locations, Operating Temperature: -4°F to 113°F (-20°C to 45°C)\u003c\/span\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"gl-spec-item\"\u003e\n        \u003cstrong\u003eDimming\u003c\/strong\u003e\n        \u003cspan\u003eCompatible with Triac Dimmers\u003c\/span\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"gl-spec-item\"\u003e\n        \u003cstrong\u003eLifecycle\u003c\/strong\u003e\n        \u003cspan\u003e50,000 Hour Rated Life\u003c\/span\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"gl-spec-item\"\u003e\n        \u003cstrong\u003eApplications\u003c\/strong\u003e\n        \u003cspan\u003eCommercial, Industrial, Office, Retail, Educational, Warehouse, and Fluorescent T8 Retrofit Applications\u003c\/span\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"gl-spec-item\"\u003e\n        \u003cstrong\u003eDocumentation\u003c\/strong\u003e\n        \u003cspan\u003eSee spec sheet\u003c\/span\u003e\n      \u003c\/div\u003e\n\n    \u003c\/div\u003e\n\n  \u003c\/section\u003e\n\n\u003c\/div\u003e","brand":"DAMAR","offers":[{"title":"Default Title","offer_id":47155647479964,"sku":"36990A","price":18.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/6951\/7980\/files\/ChatGPT_Image_Jul_4_2026_06_12_26_AM.png?v=1783164059","url":"https:\/\/gladiatorlighting.com\/products\/damar-36990a","provider":"Gladiator Lighting","version":"1.0","type":"link"}