AD-S402T Column Surface-Mount Loudspeaker from QSC

The AcousticDesign™ Series AD-S402T is a 4-driver column surface-mount loudspeaker. This premium full range system is capable of 70 V / 100 V or 8 ohm bypass loads, making it ideal for a wide variety of foreground and background applications with acoustically challenged environments. Equipped with a unique pan/tilt mounting system, the column surface-mount loudspeakers offer multiple positioning locations allowing the loudspeaker to remain close to the wall while delivering up to -20° downward tilt.


  • Deliberately unobtrusive industrial design.
  • Available in white (RAL 9010) or black (RAL 9011).
  • Paintable enclosure and grille.
  • Complete EASE, CLF, CAD & BIM information.
  • Rugged aluminum construction.
  • UV Inhibitors in all white models.
  • IP-54 rating for dust and splash resistance.
  • Powder-coated grille and weather-treated cones.
  • Close to wall pan/tilt bracket included.
  • Low saturation 70 V / 100 V transformers.
  • 16 ohm low impedance bypass.
  • Screw-down Euro block connector with loop-through.
  • Sealable input weather cup – keeps moisture away from wiring.

Download the spec sheet here...

The AD-S402T is suitable for:

Transportation Terminals • Lecture Halls ∙ Atriums ∙ Education Worship Facilities • Court Houses ∙ Concourses Large System Ancillary Support