1. Home
  2. Indoor
  3. Recessed
  4. AT3
AT3: The specification grade architectural LED AT series features a back-lit lens and distinct straight floating center detail elements. Available in 1x4, 2x2, or 2x4 sizes and featuring multiple options, including recessed or surface mounting, integral sensor, and emergency backup drivers, the AT3 series is a diverse addition to Williams LED product offering.

Quantity Estimator

Product Builder

AT3

Architectural LED Troffer - Straight Floating Center

  • Backlit curved lens provides uniform illumination for visual comfort.
  • Distinct straight floating center detail creates a highly-aesthetic presence.
  • Hinged door frame with optical assembly swings down to allow easy access from room side of fixture.
Specification Sheets
Additional Downloads
Revit Files
IES Files
DLC | Product Numbers
  • AT3-14-L23/835-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-14-L23/840-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-14-L30/835-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-14-L30/840-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-14-L40/835-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-14-L40/840-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-14-L50/835-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-14-L50/840-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-22-L20/830-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-22-L20/835-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-22-L20/840-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-22-L30/835-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-22-L30/840-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-22-L40/835-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-22-L40/840-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-22-L50/830-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-22-L50/835-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-22-L50/840-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-22-L50/840-P-[OPTIONS]-DIM-UNV[2]
  • AT3-24-L100/830-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-24-L100/835-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-24-L100/840-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-24-L30/835-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-24-L30/840-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-24-L40/835-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-24-L40/840-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-24-L55/835-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-24-L55/840-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-24-L70/835-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-24-L70/840-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-24-L85/835-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • AT3-24-L85/840-D-[OPTIONS]-DIM-[120;277;UNV;347][1]
  • Notes: [1] ALL OPTIONS EXCLUDING (L__) OPTION
    [2] ALL OPTIONS EXCLUDING (L__) AND SS
Technical Info