SL-650QN-Perimeter Sensor-Optex

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  • Regular price $ 562.99
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200m Quad beam active infrared (AIR) sensor for perimeter security.

The SL-QN series can be stacked in towers, click here to see the SL tower equipment summary guide and here to download the selection and system design guide for all OPTEX active infra-red beams and beam towers.


  • High power Quad beams with high grade aspherical lenses
  • 200m detection range
  • Easy-to-see vivid interior colour for optical alignment
  • Sniper Viewfinder, a telescope lens magnifying twice to help the optical alignment
  • IP65 water protection rating
  • Anti-frost hood design
  • Can be stacked in beam towers