Silent Knight SD505-APS

Analog /Addressable Photoelectric Type Smoke Detector

Addressable Photoelectric Type Smoke Detector, Low profile, UL listed, CSFM approved, Built-in fire test feature
List : $98.18  
Price : $69.85
Save :  $28.33
Qty :
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Honeywell Silent Knight SD505-APS Analog /Addressable Photoelectric Type Smoke Detector


The SD505-APS is particularly suited to detecting dense smoke typical of fires involving materials such as soft furnishings, plastic, foam or other similar materials which tend to smolder and produce large visible particles. The detector features automatic compensation for contamination and a simple detector calibration test procedure that can be run from the panel or remotely (using the WindowsTM based downloading software).



  • Low profile, 2 inches, including base
  • Simple and reliable addressing without mechanical switches
  • Automatic compensation for sensor contamination
  • Built-in fire test feature
  • Simple detector calibration testing through the control panel or remotely through a WindowsTM based computer software.
  • Vandal-resistance locking features
  • Field cleanable
  • UL listed, meets NFPA 72 Ch 7 requirements
  • CSFM approved
  • MEA approved
  • FM Approved
1 Year Extended Warranty
$10.48  | Add to Cart

2 Year Extended Warranty
$17.46  | Add to Cart

3 Year Extended Warranty
$24.45  | Add to Cart