Insulated Ceiling(IC)/StopAire™ Square Downlight


  • Specification Grade, Galvanized Steel, Insulated Ceiling (IC)/StopAire™, Square Housing with Die-Cast Aluminum Heat Sink
  • For use in applications with direct contact with insulation materials
  • Mounting Frame features a Post Installation Mechanism that allows 1/4- inch adjustment in all directions, as well as 5° of rotation adjustment to ensure proper alignment
  • Quick-connect Light Engine; Drivers are fully accessible from below the ceiling
  • 2700K, 3000K, 3500K and 4000K Color Temperatures
  • CRI of 80 min., 83 typical; high CRI of 90+ available; excellent fixture-tofixture color consistency with a 3-step MacAdam Ellipse tolerance
  • Glass TIR Optics provide smooth, uniform beams; maximizing output and minimizing glare. Available in 33° Narrow, 38° Medium, and 62° Wide; optics are interchangeable and can be field replaced
  • A high efficiency, soft-focus, field removable film is installed for even greater softening of the beam
  • Wall Wash distribution provides a smooth, wide beam with excellent uniformity; well suited for any wall lighting application
  • All R4SQ Downlights are available for non-dimming and dimming applications; for a list of compatible dimmers, refer to Dimming Specification sheet
  • Flanged or Trimless Specification Grade Trims in several different styles and finishes available; Trimless options require use of a Mud Frame (MF4SQ, ordered separately) for securing housing and trim in 1/2- to 5/8- inch ceiling thicknesses only
  • Trimless options cannot be used on Remodel Style Housings (R4SQRM)

Product Information

  • Product Features

    Product Type : 4-Inch Downlight

    Color Rendering Index : 80-89|90-100

    Correlated Color Temperature : 2700K|3000K|3500K|4000K

    Light Distribution Detail : Narrow|Medium|Wide|Wall Wash

    Listings : cCSAus Listed|Damp Location|Wet Location|ENERGY STAR® Certified|Conforms to WSEC ASTM E283|Chicago Plenum CCEA Listed

    Lumen Output : 1001-1500|1501-2000|2001-3000

    Product Shape : Square

    Housing : Insulated Ceiling (IC/|StopAire™

    Use With : C4322SQ Series|C4323SQ Series|C4322SQDC Series|C4323SQDC Series|CN4322SQDC Series|MF4SQ