Ceiling Mount Dual Motion Sensor


Incorporating advanced mirror optics technology, the Aritech DD669-U Ceiling Mount Dual Motion Sensor uses a unique step and gliding focus feature to create a continuous curtain that ensures sensors never lose track of objects. The DD669-U features 18 curtains for maximum detection capability, including under crawl detection, throughout a protected area up to 65' in diameter.

Standard Features
  • Dual Technology Motion Sensor (PIR and Microwave)
  • “Step and Gliding Focus Multi-Curtain” Mirror
  • Range Controlled Radar on 5.8 GHz
  • Plug-in Electronics
  • Sealed Optics
  • Selectable Coverage Pattern Using Mirror Masks
  • 4D Processing for False Alarm Immunity
  • Additional Bi-curtain Processing for Harsh Environments
  • No Adjustment Required for Different Mounting Heights
  • UL/ULC Listed
Ordering Information


Ceiling Mount Dual Motion Sensor w/18 Curtains of 20m NC Relay



Ceiling Mount Bracket for EV600 and DD600 Series


Pry-off Tamper Kit