{"product_id":"45w-led-dual-mount-luminaire-1500mm-white","title":"45W LED Dual Mount Luminaire 1500mm - White","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Knightsbridge SUR5LED is a 45W LED luminaire measuring 1500mm x 200mm x 45mm, built around a pressed steel housing with an opal polycarbonate diffuser. The integrated SMD LED array delivers 4790 lumens at 4000K cool white with a 110° beam angle, providing even, low-glare illumination across workspaces, corridors and retail floors. The luminaire can be surface-mounted directly to ceilings or suspended using an optional suspension kit (sold separately).\u003c\/p\u003e\n\u003cp\u003eDesigned for commercial, educational, healthcare and retail installations, the SUR5LED replaces older T8 fluorescent battens with a more energy-efficient LED equivalent that requires no lamp replacement over its 50,000-hour L70B50 lifespan. The low 45mm profile suits spaces with restricted ceiling voids or visual height constraints, while the 133.97 lm\/W efficacy meets current Eco Design and ErP requirements. Push-fit terminals allow loop-in\/loop-out wiring without the need for separate junction boxes, reducing installation time on multi-luminaire runs.\u003c\/p\u003e\n\u003cp\u003eThe pressed steel construction provides structural rigidity and heat dissipation for the LED array, while the opal diffuser softens the light output to reduce glare on screens and polished surfaces. The luminaire carries an IP20 rating for indoor dry locations and a Class I earth connection. The non-dimmable constant-current driver operates on 230V 50Hz mains and the unit is backed by a 5-year warranty. The white finish pairs neutrally with commercial ceiling tiles, plasterboard and suspended grid systems.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e1500 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e200 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProjection\u003c\/td\u003e\n\u003ctd\u003e45 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003ePressed steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction 2\u003c\/td\u003e\n\u003ctd\u003e\u0026amp; polycarbonate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClass\u003c\/td\u003e\n\u003ctd\u003eI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIP Rating\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Voltage\u003c\/td\u003e\n\u003ctd\u003e230V 50Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiffuser\u003c\/td\u003e\n\u003ctd\u003eOpal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLamp Technology\u003c\/td\u003e\n\u003ctd\u003eSMD LED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLamp Included\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimmable\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eL70B50\u003c\/td\u003e\n\u003ctd\u003e50000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnergy Rating (Class) post 2021 SLR\u003c\/td\u003e\n\u003ctd\u003eD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBeam Angle\u003c\/td\u003e\n\u003ctd\u003e110\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCT\u003c\/td\u003e\n\u003ctd\u003e4000 K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Colour\u003c\/td\u003e\n\u003ctd\u003eCool White\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLumens\u003c\/td\u003e\n\u003ctd\u003e4790 lm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLumens (Light Source only)\u003c\/td\u003e\n\u003ctd\u003e6040 lm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWattage\u003c\/td\u003e\n\u003ctd\u003e45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEfficacy\u003c\/td\u003e\n\u003ctd\u003e133.97 lm\/W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRI\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDriver Type\u003c\/td\u003e\n\u003ctd\u003eConstant Current\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eDownloads\u003c\/h5\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/products_3965846_datasheet.pdf\" target=\"_blank\"\u003eProduct Specification Sheet\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/manual_1048660.pdf\" target=\"_self\"\u003eProduct Manual\u003c\/a\u003e\u003c\/p\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eCan this luminaire be dimmed?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The SUR5LED uses a non-dimmable constant-current driver and does not support dimmer switches or 0-10V dimming protocols.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the equivalent fluorescent wattage this replaces?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAt 4790 lumens output, the 45W SUR5LED typically replaces a 2 x 36W T8 fluorescent batten (72W total), delivering comparable light output with a 37% reduction in power consumption.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow is the luminaire mounted?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe luminaire can be surface-mounted directly to ceilings using the integral mounting points, or suspended using an optional suspension kit (sold separately). Push-fit terminals allow loop-in\/loop-out wiring for continuous runs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the expected lifespan?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe LED array is rated at 50,000 hours to L70B50, meaning 70% of the initial light output remains after 50,000 hours of operation. At 12 hours per day usage, this equates to approximately 11 years before noticeable light degradation.\u003c\/p\u003e","brand":"Knightsbridge","offers":[{"title":"Default Title","offer_id":45293984907531,"sku":"SUR5LED","price":48.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/439454_181f0fbf-825d-4dad-9e0f-72a951045c63.jpg?v=1714667121","url":"https:\/\/niori.co.uk\/products\/45w-led-dual-mount-luminaire-1500mm-white","provider":"Niori","version":"1.0","type":"link"}