{"product_id":"knightsbridge-5ft-55w-led-emergency-batten-4000k-white","title":"Knightsbridge 5ft 55W LED Emergency Batten 4000K - White","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Knightsbridge BATS5EMH is a 1525mm (5ft) LED emergency batten delivering 5925lm output from a 55W integrated LED module running at 4000K cool white. The emergency function operates in maintained, non-maintained or switched modes, providing 230lm output for up to three hours during mains failure. The pressed steel housing and opal polycarbonate diffuser spread light evenly across a 135° beam angle.\u003c\/p\u003e\n\u003cp\u003eDesigned as a direct replacement for traditional 5ft fluorescent battens in commercial, industrial and public-access environments, the fitting mounts to standard 600mm ceiling joist centres or BESA boxes via rear and end conduit fixings. The hinged gear tray and push-fit loop-in\/loop-out connectors allow first-fix wiring before the diffuser is clipped into place, reducing installation time compared to screw-terminal battens that require the housing to be fully assembled during wiring.\u003c\/p\u003e\n\u003cp\u003eThe 147.49lm\/W efficacy gives approximately 40% energy savings over equivalent fluorescent battens while the 50,000-hour L70B50 rating reduces maintenance frequency. The Class I construction requires an earth connection and the IP20 rating suits dry indoor applications including offices, warehouses, corridors, plant rooms and back-of-house commercial spaces. The constant-current LED driver is non-dimmable and the emergency battery carries a separate warranty from the main LED module.\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\u003e1525 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e61 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProjection\u003c\/td\u003e\n\u003ctd\u003e71 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\u003eEmergency\u003c\/td\u003e\n\u003ctd\u003eMaintained \/ Non-maintained \/ Switched\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLamp Technology\u003c\/td\u003e\n\u003ctd\u003eLED\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\u003e135\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\u003e5925 lm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLumens (Light Source only)\u003c\/td\u003e\n\u003ctd\u003e8210 lm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLumens (Em. mode)\u003c\/td\u003e\n\u003ctd\u003e230 lm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWattage\u003c\/td\u003e\n\u003ctd\u003e55\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEfficacy\u003c\/td\u003e\n\u003ctd\u003e147.49 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\u003ctr\u003e\n\u003ctd\u003eWarranty Information\u003c\/td\u003e\n\u003ctd\u003e(excluding battery)\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_3589779_datasheet.pdf\" target=\"_blank\"\u003eProduct Specification Sheet\u003c\/a\u003e\u003c\/p\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the emergency mode options?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe batten supports maintained (emergency light stays on permanently), non-maintained (emergency light activates only during mains failure) and switched modes (emergency function can be isolated via a separate switch). The emergency output is 230lm for up to three hours on battery backup.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat mounting centres does it use?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe batten is compatible with standard 600mm ceiling joist centres and BESA boxes. Rear and end conduit fixings allow flexible mounting orientations depending on the ceiling structure and cable entry point.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the LED replaceable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The LED module is integrated into the housing and rated for 50,000 hours (L70B50), which equates to approximately 17 years at 8 hours per day use. At end of life the entire fitting is replaced rather than individual components.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it be used in damp or wet environments?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The IP20 rating means the batten is suitable for dry indoor locations only. For damp environments such as commercial kitchens, wash areas or covered outdoor spaces, an IP65-rated batten would be required.\u003c\/p\u003e","brand":"Knightsbridge","offers":[{"title":"Default Title","offer_id":45293742293259,"sku":"BATS5EMH","price":62.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/244452_9b9244a3-c030-47d1-87bd-f2ec17b1f98a.jpg?v=1714663581","url":"https:\/\/niori.co.uk\/products\/knightsbridge-5ft-55w-led-emergency-batten-4000k-white","provider":"Niori","version":"1.0","type":"link"}