{"product_id":"portor-4-stairwell-luminaire-35w-45w-55w-3500k-4000k-5000k-120-277v-pt-stl-4f-3cp-em","title":"Portor 4′ Stairwell Luminaire 35W\/45W\/55W, 3500K\/4000K\/5000K, 120-277V - PT-STL-4F-3CP-EM","description":"\u003ch2\u003eKey Specification\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003e\n\u003cspan class=\"zlAe0W_TextBase zlAe0W_Text rFU14q_Emphasis\" data-w-component=\"bold\" data-w-default-strong=\"\" data-w-inline=\"\" data-w-wrap=\"normal\"\u003eCCT:\u003c\/span\u003e 3500K \/ 4000K \/ 5000K\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003e\n\u003cspan class=\"zlAe0W_TextBase zlAe0W_Text rFU14q_Emphasis\" data-w-component=\"bold\" data-w-default-strong=\"\" data-w-inline=\"\" data-w-wrap=\"normal\"\u003eCRI:\u003c\/span\u003e 82\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003e\n\u003cspan class=\"zlAe0W_TextBase zlAe0W_Text rFU14q_Emphasis\" data-w-component=\"bold\" data-w-default-strong=\"\" data-w-inline=\"\" data-w-wrap=\"normal\"\u003eDimming:\u003c\/span\u003e 0-10V continuous dimming (10%–100%)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003e\n\u003cspan class=\"zlAe0W_TextBase zlAe0W_Text rFU14q_Emphasis\" data-w-component=\"bold\" data-w-default-strong=\"\" data-w-inline=\"\" data-w-wrap=\"normal\"\u003eBeam Angle:\u003c\/span\u003e 120°\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003e\n\u003cspan class=\"zlAe0W_TextBase zlAe0W_Text rFU14q_Emphasis\" data-w-component=\"bold\" data-w-default-strong=\"\" data-w-inline=\"\" data-w-wrap=\"normal\"\u003eInput Voltage:\u003c\/span\u003e 120–277V\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003e\n\u003cspan class=\"zlAe0W_TextBase zlAe0W_Text rFU14q_Emphasis\" data-w-component=\"bold\" data-w-default-strong=\"\" data-w-inline=\"\" data-w-wrap=\"normal\"\u003ePower Frequency:\u003c\/span\u003e 50\/60 Hz\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003e\n\u003cspan class=\"zlAe0W_TextBase zlAe0W_Text rFU14q_Emphasis\" data-w-component=\"bold\" data-w-default-strong=\"\" data-w-inline=\"\" data-w-wrap=\"normal\"\u003ePower Factor:\u003c\/span\u003e \u0026gt;0.9\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003e\n\u003cspan class=\"zlAe0W_TextBase zlAe0W_Text rFU14q_Emphasis\" data-w-component=\"bold\" data-w-default-strong=\"\" data-w-inline=\"\" data-w-wrap=\"normal\"\u003eTHD:\u003c\/span\u003e ≤10%\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003e\n\u003cspan class=\"zlAe0W_TextBase zlAe0W_Text rFU14q_Emphasis\" data-w-component=\"bold\" data-w-default-strong=\"\" data-w-inline=\"\" data-w-wrap=\"normal\"\u003eOperating Temperature:\u003c\/span\u003e -40°F to 122°F\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003e\n\u003cspan class=\"zlAe0W_TextBase zlAe0W_Text rFU14q_Emphasis\" data-w-component=\"bold\" data-w-default-strong=\"\" data-w-inline=\"\" data-w-wrap=\"normal\"\u003eStorage Temperature:\u003c\/span\u003e -40°F to 158°F\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003e\n\u003cspan class=\"zlAe0W_TextBase zlAe0W_Text rFU14q_Emphasis\" data-w-component=\"bold\" data-w-default-strong=\"\" data-w-inline=\"\" data-w-wrap=\"normal\"\u003eLocation Rating:\u003c\/span\u003e Suitable for damp locations\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003e\n\u003cspan class=\"zlAe0W_TextBase zlAe0W_Text rFU14q_Emphasis\" data-w-component=\"bold\" data-w-default-strong=\"\" data-w-inline=\"\" data-w-wrap=\"normal\"\u003eWarranty:\u003c\/span\u003e 5-Year Limited Warranty\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"zlAe0W_TextBase zlAe0W_Text\" data-w-component=\"text\" data-w-wrap=\"normal\"\u003eThe \u003cspan class=\"zlAe0W_TextBase zlAe0W_Text\" data-w-component=\"text\" data-w-weight=\"bold\" data-w-inline=\"\" data-w-whitespace=\"linebreaks\" data-w-wrap=\"normal\"\u003ePortor PT-STL-4F-3CP-EM Stairwell Luminaire\u003c\/span\u003e is a versatile LED lighting solution designed for stairwells, corridors, and commercial common areas where emergency lighting capability is required. Available in \u003cspan class=\"zlAe0W_TextBase zlAe0W_Text\" data-w-component=\"text\" data-w-weight=\"bold\" data-w-inline=\"\" data-w-whitespace=\"linebreaks\" data-w-wrap=\"normal\"\u003e35W, 45W, and 55W\u003c\/span\u003e configurations with selectable \u003cspan class=\"zlAe0W_TextBase zlAe0W_Text\" data-w-component=\"text\" data-w-weight=\"bold\" data-w-inline=\"\" data-w-whitespace=\"linebreaks\" data-w-wrap=\"normal\"\u003e3500K, 4000K, and 5000K\u003c\/span\u003e colour temperatures, it delivers bright, uniform illumination with excellent energy efficiency. Operating on a universal \u003cspan class=\"zlAe0W_TextBase zlAe0W_Text\" data-w-component=\"text\" data-w-inline=\"\" data-w-whitespace=\"linebreaks\" data-w-wrap=\"normal\" data-w-weight=\"bold\"\u003e120-277V input range\u003c\/span\u003e, this \u003cspan class=\"zlAe0W_TextBase zlAe0W_Text\" data-w-component=\"text\" data-w-weight=\"bold\" data-w-inline=\"\" data-w-whitespace=\"linebreaks\" data-w-wrap=\"normal\"\u003e4-foot luminaire with integrated emergency backup capability\u003c\/span\u003e provides reliable performance, enhanced safety, and long service life in demanding commercial environments.\u003c\/p\u003e\n\u003ch2 class=\"XYd-Qa_Headline\" data-w-component=\"title\" data-w-weight=\"bold\" data-w-size=\"lg\"\u003eIdeal Applications\u003c\/h2\u003e\n\u003cul class=\"Ck6QPa_List\" data-w-component=\"list\" data-w-variant=\"native-unordered\"\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003eStairwells and emergency egress routes\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003eApartment and condominium common areas\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003eCorridors and hallways\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003eParking garage stair towers\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003eCommercial building walkways\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003eEducational facilities\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003eHealthcare and medical buildings\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003eHotels and hospitality properties\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003eMunicipal and government buildings\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003eUtility and service corridors\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"XYd-Qa_Headline\" data-w-component=\"title\" data-w-weight=\"bold\" data-w-size=\"lg\"\u003eWhat’s Included \/ Features\u003c\/h2\u003e\n\u003cdiv class=\"ac5DTa_Box\" data-w-direction=\"col\" data-w-component=\"col\"\u003e\n\u003cp class=\"zlAe0W_TextBase zlAe0W_Text\" data-w-component=\"text\" data-w-wrap=\"normal\"\u003eThe \u003cspan class=\"zlAe0W_TextBase zlAe0W_Text\" data-w-component=\"text\" data-w-weight=\"bold\" data-w-inline=\"\" data-w-whitespace=\"linebreaks\" data-w-wrap=\"normal\"\u003ePT-STL-4F-3CP-EM\u003c\/span\u003e combines flexible wattage selection, adjustable colour temperature, and integrated emergency lighting capability in a durable commercial-grade fixture. Its \u003cspan class=\"zlAe0W_TextBase zlAe0W_Text\" data-w-component=\"text\" data-w-weight=\"bold\" data-w-inline=\"\" data-w-whitespace=\"linebreaks\" data-w-wrap=\"normal\"\u003e3CCT selectable feature\u003c\/span\u003e allows installers to choose the preferred colour temperature during installation, while the selectable wattage options help optimise light output and energy consumption for different applications.\u003c\/p\u003e\n\u003cp class=\"zlAe0W_TextBase zlAe0W_Text\" data-w-component=\"text\" data-w-wrap=\"normal\"\u003eDesigned for reliable operation in high-use areas, this stairwell luminaire provides smooth, even illumination that enhances visibility and safety during normal operation and power interruptions. The universal \u003cspan class=\"zlAe0W_TextBase zlAe0W_Text\" data-w-component=\"text\" data-w-weight=\"bold\" data-w-inline=\"\" data-w-whitespace=\"linebreaks\" data-w-wrap=\"normal\"\u003e120-277V operation\u003c\/span\u003e and integrated emergency backup functionality make it suitable for both retrofit projects and new construction installations where dependable performance and emergency preparedness are essential.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"XYd-Qa_Headline\" data-w-component=\"title\" data-w-weight=\"bold\" data-w-size=\"lg\"\u003eKey Features\u003c\/h2\u003e\n\u003cul class=\"Ck6QPa_List\" data-w-component=\"list\" data-w-variant=\"native-unordered\"\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003eSelectable \u003cspan class=\"zlAe0W_TextBase zlAe0W_Text\" data-w-component=\"text\" data-w-weight=\"bold\" data-w-inline=\"\" data-w-whitespace=\"linebreaks\" data-w-wrap=\"normal\"\u003e35W \/ 45W \/ 55W\u003c\/span\u003e power options\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003eSelectable \u003cspan class=\"zlAe0W_TextBase zlAe0W_Text\" data-w-component=\"text\" data-w-weight=\"bold\" data-w-inline=\"\" data-w-whitespace=\"linebreaks\" data-w-wrap=\"normal\"\u003e3500K \/ 4000K \/ 5000K\u003c\/span\u003e colour temperatures\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003e\u003cspan class=\"zlAe0W_TextBase zlAe0W_Text\" data-w-component=\"text\" data-w-weight=\"bold\" data-w-inline=\"\" data-w-whitespace=\"linebreaks\" data-w-wrap=\"normal\"\u003e120-277V universal input voltage\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003e\u003cspan class=\"zlAe0W_TextBase zlAe0W_Text\" data-w-component=\"text\" data-w-weight=\"bold\" data-w-inline=\"\" data-w-whitespace=\"linebreaks\" data-w-wrap=\"normal\"\u003eIntegrated emergency backup capability\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003e\u003cspan class=\"zlAe0W_TextBase zlAe0W_Text\" data-w-component=\"text\" data-w-weight=\"bold\" data-w-inline=\"\" data-w-whitespace=\"linebreaks\" data-w-wrap=\"normal\"\u003e4-foot stairwell luminaire design\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003eHigh-efficiency LED technology for reduced energy costs\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003eSmooth, uniform illumination with reduced glare\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003eDurable construction for commercial environments\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003eLong operational lifespan with minimal maintenance\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003eSuitable for retrofit and new construction projects\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"v9V1QG_Item\" data-w-component=\"list-item\"\u003e\n\u003cdiv class=\"ac5DTa_Box v9V1QG_Content\" data-w-direction=\"col\" data-w-auto-spacing=\"\" data-w-list-content=\"\"\u003eIdeal for stairwells, corridors, parking garages, and emergency egress lighting\u003c\/div\u003e\n\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-stl-4f-3cp_1.pdf?v=1783709805\" 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":45924605296742,"sku":"PT-STL-4F-3CP-EM","price":325.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9543\/7414\/files\/pt-stl-4f-3cp_c0c72fb4-9029-4bbe-8fe4-858818cc08c9.png?v=1783709831","url":"https:\/\/gfciwarehouse.com\/products\/portor-4-stairwell-luminaire-35w-45w-55w-3500k-4000k-5000k-120-277v-pt-stl-4f-3cp-em","provider":"GFCI Warehouse","version":"1.0","type":"link"}