{"product_id":"portor-4-300w-linear-high-bay-with-480v-300w-5000k-277-480v-pt-lhb-300w-50k-480v","title":"Portor 4′ 300W Linear High Bay with 480V 300W, 5000K, 277-480V - PT-LHB-300W-50K-480V","description":"\u003ch2\u003eKey Specification\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"orzle0\" data-start=\"0\" data-end=\"18\"\u003e\n\u003cstrong data-start=\"2\" data-end=\"10\" data-is-only-node=\"\"\u003eCCT:\u003c\/strong\u003e 5000K\u003c\/li\u003e\n\u003cli data-section-id=\"15g090i\" data-start=\"19\" data-end=\"34\"\u003e\n\u003cstrong data-start=\"21\" data-end=\"29\" data-is-only-node=\"\"\u003eCRI:\u003c\/strong\u003e 80\u003c\/li\u003e\n\u003cli data-section-id=\"vafnpo\" data-start=\"35\" data-end=\"66\"\u003e\n\u003cstrong data-start=\"37\" data-end=\"50\" data-is-only-node=\"\"\u003eDimmable:\u003c\/strong\u003e 0–10V Dimming\u003c\/li\u003e\n\u003cli data-section-id=\"9sr4m2\" data-start=\"67\" data-end=\"88\"\u003e\n\u003cstrong data-start=\"69\" data-end=\"81\" data-is-only-node=\"\"\u003eVoltage:\u003c\/strong\u003e 480V\u003c\/li\u003e\n\u003cli data-section-id=\"1ddth93\" data-start=\"89\" data-end=\"122\"\u003e\n\u003cstrong data-start=\"91\" data-end=\"111\" data-is-only-node=\"\"\u003ePower Frequency:\u003c\/strong\u003e 50\/60 Hz\u003c\/li\u003e\n\u003cli data-section-id=\"w67m5j\" data-start=\"123\" data-end=\"148\"\u003e\n\u003cstrong data-start=\"125\" data-end=\"142\" data-is-only-node=\"\"\u003ePower Factor:\u003c\/strong\u003e 0.9\u003c\/li\u003e\n\u003cli data-section-id=\"8vpiz1\" data-start=\"149\" data-end=\"165\"\u003e\n\u003cstrong data-start=\"151\" data-end=\"159\" data-is-only-node=\"\"\u003eTHD:\u003c\/strong\u003e 20%\u003c\/li\u003e\n\u003cli data-section-id=\"72b6ug\" data-start=\"166\" data-end=\"208\"\u003e\n\u003cstrong data-start=\"168\" data-end=\"192\" data-is-only-node=\"\"\u003eWorking Temperature:\u003c\/strong\u003e -4°F to 104°F\u003c\/li\u003e\n\u003cli data-section-id=\"hi69d0\" data-start=\"209\" data-end=\"252\"\u003e\n\u003cstrong data-start=\"211\" data-end=\"235\" data-is-only-node=\"\"\u003eStorage Temperature:\u003c\/strong\u003e -22°F to 140°F\u003c\/li\u003e\n\u003cli data-section-id=\"ydixv4\" data-start=\"253\" data-end=\"299\"\u003e\n\u003cstrong data-start=\"255\" data-end=\"269\" data-is-only-node=\"\"\u003eIP Rating:\u003c\/strong\u003e Suitable for Damp Locations\u003c\/li\u003e\n\u003cli data-section-id=\"9ezmwh\" data-start=\"300\" data-end=\"339\" data-is-last-node=\"\"\u003e\n\u003cstrong data-start=\"302\" data-end=\"315\" data-is-only-node=\"\"\u003eWarranty:\u003c\/strong\u003e 5-Year Limited Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"90\" data-end=\"808\"\u003eThe Portor 4′ 300W Linear High Bay with 480V is a powerful and industrial-grade LED lighting solution engineered for demanding high-ceiling commercial and industrial environments. Delivering 300W of high-output illumination at a crisp 5000K daylight color temperature, this fixture provides bright, uniform lighting ideal for improving visibility, productivity, and operational efficiency in large spaces. Its durable 4-foot linear high bay design ensures wide light distribution while maintaining a modern industrial appearance built for long-term reliability. Designed for 277-480V operation, this fixture is ideal for facilities requiring high-voltage lighting performance and dependable energy-efficient operation.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1wnq3ka\" data-start=\"810\" data-end=\"832\"\u003eIdeal Applications\u003c\/h2\u003e\n\u003cul data-start=\"833\" data-end=\"1149\"\u003e\n\u003cli data-section-id=\"8xeu53\" data-start=\"833\" data-end=\"872\"\u003eWarehouses and distribution centers\u003c\/li\u003e\n\u003cli data-section-id=\"fy8l8j\" data-start=\"873\" data-end=\"916\"\u003eManufacturing and production facilities\u003c\/li\u003e\n\u003cli data-section-id=\"peugsi\" data-start=\"917\" data-end=\"952\"\u003eIndustrial plants and factories\u003c\/li\u003e\n\u003cli data-section-id=\"1yilxlr\" data-start=\"953\" data-end=\"983\"\u003eLarge commercial workshops\u003c\/li\u003e\n\u003cli data-section-id=\"13yn31a\" data-start=\"984\" data-end=\"1026\"\u003eGymnasiums and recreational facilities\u003c\/li\u003e\n\u003cli data-section-id=\"1rhzoup\" data-start=\"1027\" data-end=\"1071\"\u003eHigh-ceiling retail and wholesale spaces\u003c\/li\u003e\n\u003cli data-section-id=\"187qhfj\" data-start=\"1072\" data-end=\"1105\"\u003eStorage and utility buildings\u003c\/li\u003e\n\u003cli data-section-id=\"1d00vm5\" data-start=\"1106\" data-end=\"1149\"\u003eIndustrial assembly and logistics areas\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1v1o5km\" data-start=\"1151\" data-end=\"1181\"\u003eWhat’s Included \/ Features\u003c\/h2\u003e\n\u003cp data-start=\"1183\" data-end=\"1626\"\u003eThe Portor 4′ 300W Linear High Bay is engineered to provide exceptionally bright and efficient illumination for large industrial and commercial facilities with high ceilings. Its fixed 5000K daylight color temperature delivers crisp and clear visibility, making it ideal for workspaces that require enhanced brightness and operational accuracy. The linear fixture design ensures broad and even light distribution across expansive indoor areas.\u003c\/p\u003e\n\u003cp data-start=\"1628\" data-end=\"2167\"\u003eBuilt with advanced LED technology, this fixture delivers outstanding lumen output while reducing energy consumption and maintenance costs compared to traditional high bay lighting systems. Its durable industrial-grade construction is designed for dependable long-term operation in demanding environments, while the 277-480V compatibility makes it suitable for high-voltage commercial and industrial electrical systems. The sleek linear design and rugged performance make it a reliable solution for modern industrial lighting applications.\u003c\/p\u003e\n\u003ch2 data-start=\"2169\" data-end=\"2182\"\u003eFeatures\u003c\/h2\u003e\n\u003cul data-start=\"2183\" data-end=\"2671\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"18ogmaw\" data-start=\"2183\" data-end=\"2217\"\u003e300W high-output LED operation\u003c\/li\u003e\n\u003cli data-section-id=\"1njbiyd\" data-start=\"2218\" data-end=\"2254\"\u003e5000K daylight color temperature\u003c\/li\u003e\n\u003cli data-section-id=\"1x1hfpl\" data-start=\"2255\" data-end=\"2290\"\u003e277-480V high-voltage operation\u003c\/li\u003e\n\u003cli data-section-id=\"ul5hh1\" data-start=\"2291\" data-end=\"2320\"\u003e4′ linear high bay design\u003c\/li\u003e\n\u003cli data-section-id=\"uz5tm6\" data-start=\"2321\" data-end=\"2369\"\u003eBright and uniform high-ceiling illumination\u003c\/li\u003e\n\u003cli data-section-id=\"51zllk\" data-start=\"2370\" data-end=\"2405\"\u003eHigh-performance LED technology\u003c\/li\u003e\n\u003cli data-section-id=\"1e9ttsz\" data-start=\"2406\" data-end=\"2447\"\u003eDurable industrial-grade construction\u003c\/li\u003e\n\u003cli data-section-id=\"1gjmxrd\" data-start=\"2448\" data-end=\"2500\"\u003eEnergy-efficient and low-maintenance performance\u003c\/li\u003e\n\u003cli data-section-id=\"nvipec\" data-start=\"2501\" data-end=\"2556\"\u003eSuitable for commercial and industrial environments\u003c\/li\u003e\n\u003cli data-section-id=\"qzx5xe\" data-start=\"2557\" data-end=\"2601\"\u003eWide light distribution for large spaces\u003c\/li\u003e\n\u003cli data-section-id=\"13q2uno\" data-start=\"2602\" data-end=\"2633\"\u003eQuick and easy installation\u003c\/li\u003e\n\u003cli data-section-id=\"pi20rn\" data-start=\"2634\" data-end=\"2671\" data-is-last-node=\"\"\u003eLong-lasting and reliable operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNeed help matching a driver? Text us a picture and we’ll match it fast.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0638\/9543\/7414\/files\/pt-lhb-300w-50k-480v.pdf?v=1779291168\" target=\"_blank\" title=\"Download Spec Sheet\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0638\/9543\/7414\/files\/default-1.png?v=1779187394\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Portor Lighting","offers":[{"title":"Default Title","offer_id":45640444084326,"sku":"PT-LHB-300W-50K-480V","price":274.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9543\/7414\/files\/pt-lhb-300w-50k-480v.png?v=1779291262","url":"https:\/\/gfciwarehouse.com\/products\/portor-4-300w-linear-high-bay-with-480v-300w-5000k-277-480v-pt-lhb-300w-50k-480v","provider":"GFCI Warehouse","version":"1.0","type":"link"}