Silent Knight SD505-DUCT

Addressable Duct Detector

  • Material Obsolete
Brand: Silent Knight Part #: 34241 Categories: , Manufacturer Part #: SD505-DUCT


The SD505-DUCT addressable duct smoke detector is a heavy duty detector housing with the SD505-APS addressable photoelectric smoke detector pre-installed and is used for detecting smoke and products of combustion present in air moving through HVAC air handling systems.


Weight 1.00 lbs
Production Status


Product Notes

Replacement: SD505-DUCTR


  • Two wire connection to SLC
  • Detects and limits the spread of smoke
  • Rugged steel back box with clear plastic cover
  • Three standard tube lengths
  • Installation template included
  • UL listed


Model SD505-DUCT Duct Smoke Detector
Silent Knight – Data Sheet