{"product_id":"lithonia-stak-1102421","title":"Lithonia STAK 2X4 4000LM 80CRI 35K COL MIN10 ZT MVOLT E15WLCP 2'x4' LED Center Element Lay-In 4000 Lumens, 80 CRI, 3500K Color Temperature, Curved Opal Lens, Dims to 10%, 0-10V Dimming, 120-277V, 15W EM Self-Diagnostic Battery Pack","description":"\u003cb\u003ePRODUCT FAMILY SPECIFICATIONS\u003cbr\u003eINTENDED USE\u003c\/b\u003e\u003cbr\u003eAvailable in 1X4, 2X2, and 2X4 configuration, STACK provides both functionality and efficiency.\nSTACK is the ideal choice for many recessed commercial applications. The wide center basked and curved matte\nreflector allow STACK to deliver a high quality of light while maintaining optimal performance.\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e\u003cb\u003eLess than 2\" in depth.\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003eA high level of configurability allows you to choose the perfect solution for your space.\u003c\/li\u003e\n\u003cli\u003eAvailable 0-10v dimming to 1%\u003c\/li\u003e\n\u003cli\u003eLong-life LEDs deliver 80% lumen maintenance at 60,000 hours\u003c\/li\u003e\n\u003c\/ul\u003e\u003cspan\u003e\u003c\/span\u003eThe STACK lay-in delivers low glare, ambient lighting in a popular center-basket design. A typically configured\nSTAK features a Unified Glare Rating (UGR) starting at 16, UGR data available on page 6. The slim profile of\nthe luminaire, coupled with energy-saving LED technology make STACK an ideal choice for renovation or new\nconstruction. The STACK lay-in offers a high-quality, cost-effective LED lighting solution for schools, offices,\nretail, healthcare facilities and other commercial spaces.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eCONSTRUCTION\u003c\/b\u003e\u003cbr\u003eThe reflector is finished with a glare reducing matte white paint for improved aesthetics\nand increased light diffusion. End plates contain easy-to-position clips allowing the luminaire to be securely\nattached to the T grid. Diffusers are extruded from impact modified acrylic for increased durability. LED boards\nare accessible from the room-side, and drivers are accessible from the plenum.\nStandalone embedded controls: Luminaires with standalone embedded controls by SensorSwitch are designed,\nmanufactured, tested, and shipped with the sensor or control device factory-installed. This simplifies design\nlayouts and reduces total installed cost by eliminating field installation of control devices.\nNetworked embedded controls: Networked embedded controls by nLight address the requirements of\nLuminaire Level Lighting Controls (LLLC). Luminaires with networked embedded controls by nLight are designed,\nmanufactured, tested, and shipped with occupancy, daylight sensors or control devices factory-installed. This\nsimplifies design layouts and reduces total installed cost by eliminates field installation of control devices, while\naddressing code requirements.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eINSTALLATION\u003c\/b\u003e\u003cbr\u003eWith a depth of only 1.9\", STACK makes for an easy installation, especially in restrictive plenum\napplications. STACK fits into standard 15\/16\" and narrow 9\/16\" T-grid ceiling systems. Suitable for damp location.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eELECTRICAL\u003c\/b\u003e\u003cbr\u003eLong-life LED's, coupled with high-efficiency drivers provide superior quality of light and an\nextended service life. 80% LED lumen maintenance at 60,000 hours (L80\/60,000). 0-10 volt dimming driver,\ndims to 1%.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eOPTICS\u003c\/b\u003e\u003cbr\u003eVolumetric illumination is achieved by creating an optimal mix of light to walls, partitions and\nvertical and horizontal work surfaces – rendering the interior space, objects and occupants in a more balanced,\ncomplimentary luminous environment. A high performance acrylic diffuser conceals LED's and efficiently delivers\nlight in a volumetric distribution.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eLISTINGS\u003c\/b\u003e\u003cbr\u003eCSA certified to meet US and Canadian standards. Damp location listed. IC rated.\nDesignLights Consortium (DLC) Premium qualified product and DLC qualified product. Not all versions of this\nproduct may be DLC Premium qualified or DLC qualified. Please check the DLC Qualified Products List at www.\ndesignlights.org\/QPL to confirm which versions are qualified.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eWARRANTY\u003c\/b\u003e\u003cbr\u003e5-year limited warranty\u003cbr\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0681\/6625\/4899\/files\/lithonia-STACK-2025-8-5-ordering-information.jpg?v=1775831234\"\u003e","brand":"Lithonia Lighting","offers":[{"title":"Default Title","offer_id":53223524073779,"sku":"Lithonia-STAK-1102421","price":466.64,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0681\/6625\/4899\/files\/Lithonia-STAK-1102421-2.jpg?v=1775831236","url":"https:\/\/proebs.myshopify.com\/products\/lithonia-stak-1102421","provider":"Electric Bargain Store","version":"1.0","type":"link"}