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Duct Smoke Detectors

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Napco FWC-ADBLDUCT KT 4-Wire Duct Detector Kit
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image of o6-ssu5535ct
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system sensor ductsd smoke detector;system sensor ductsd smoke detector;system sensor ductsd smoke detector;system sensor ductsd smoke detector;system sensor ductsd smoke detector;system sensor ductsd smoke detector;image of bk-ductsd;image of bk-ductsd;system sensor ductsd smoke detector
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system sensor innovairflex d4120 smoke detector;system sensor d4120 4-wire photoelectric low-flow duct smoke detector, replaces dh100acdclp;system sensor d4120 4-wire photoelectric low-flow duct smoke detector, replaces dh100acdclp;system sensor d4120 4-wire photoelectric low-flow duct smoke detector, replaces dh100acdclp;system sensor d4120 4-wire photoelectric low-flow duct smoke detector, replaces dh100acdclp
D4120BK-D4120

Key Features

  • 4-Wire Photoelectric, integrated low-flow technology
  • Versatile mounting options: square or rectangular configuration
  • IncreasedWiring space with a newly added ¾" conduit knockout
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image of fl-d365pl
D365PLFL-D365PL

Key Features

  • Photoelectric, integrated low-flow technology
  • Air velocity rating from 100'/min – 4,000'/min (0.5 m/s – 20.32 m/s)
  • Broad ranges for operating temperature (-4°F – 158°F, -20°C – 70°C) and humidity (0% – 93% non-condensing)
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DNRFL-DNR

Key Features

  • Photoelectric, integrated low-flow technology
  • Versatile mounting options: square or rectangular configuration
  • Cover tamper signal
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silent knight sk-duct-w intelligent photoelectric duct smoke detector, smoke detector housing and sk-photo-r-w detector
SK-DUCT-WSK-SKDUCTW

Key Features

  • Photoelectric, integrated low-flow technology
  • Air velocity rating from 100'/min - 4,000'/min (0.5 m/s - 20.32 m/s)
  • Versatile mounting options: square or rectangular configuration
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system sensor innovairflex d4120w smoke detector;system sensor d4120w watertight 4-wire photoelectric duct smoke detector;system sensor d4120w watertight 4-wire photoelectric duct smoke detector
D4120WBK-D4120W

Key Features

  • NEMA Type 4 UL listed for non-hazardous indoor and outdoor applications
  • 4-Wire Photoelectric, integrated low-flow technology
  • UV Resistant, UL listed housing and cover materia
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fire-lite innovairflex dnrw smoke detector enclosure
DNRWFL-DNRW

Key Features

  • Photoelectric, integrated low-flow technology
  • Adjusts to square and rectangular mounting configurations
  • Patented tool-free, plug-in sAling tubes
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utc fire & security intelligent superduct detector
GSA-SDED-GSASD

Key Features

  • Less than 2″ deep for easy installation and applicationsWhere space is tight
  • -4°F to 158°F (-20°C to 70°C) operating range with 100'/min. to 4,000'/min air velocity rating assures reliability under harsh environmental conditions
  • Status LEDs remain visible through clear assembly cover
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sae ssu-sl-2000-p smoke setector
SSU-SL-2000-PO6-SL2000P

Key Features

  • Low-Flow Technology: Both Ionization and Photoelectric models listed for velocities between 100-4000'/min
  • Both models listed for high-temperature applications
  • UL, CUL, CSFM, and MEA Listed
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system sensor innovairflex d2 smoke detector;system sensor d2 2-wire photoelectric duct smoke detector;system sensor d2 2-wire photoelectric duct smoke detector;system sensor d2 2-wire photoelectric duct smoke detector;system sensor d2 2-wire photoelectric duct smoke detector
D2BK-D2

Key Features

  • Plug-in sensor
  • Improved LED status
  • Photoelectric, integrated low-flow technology
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system sensor innovairflex d4s smoke detector sensor component;system sensor d4s 4-wire photoelectric sensor component;system sensor d4s 4-wire photoelectric sensor component
D4SBK-D4S

Key Features

  • 4-Wire Photoelectric, integrated low-flow technology
  • Air velocity rating from 100'/min to 4,000'/min (0.5 m/s to 20.32 m/sec)
  • Versatile mounting options: square or rectangular configuration
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image of pl-pad30duct
PAD300-DUCTPL-PAD30DUCT

Key Features

  • Detects Smoke in Building HVAC Ducts
  • UUKL Listed for Smoke Control
  • Integrated Cover Tamper Switch
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potter pad200-duct analog addressable duct detector
PAD200-DUCTPL-PAD200DUT

Key Features

  • Legacy Unit; Latest Model is PAD300-DUCT
  • Detects smoke in building HVAC ducts
  • Ships complete with housing and head
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potter pad200-ductr analog addressable duct detector with relay
3992793PL-PAD200DUC

Key Features

  • Legacy Unit; Latest Model is PAD300-DUCTR
  • Detects smoke in building HVAC ducts
  • Ships complete with housing, detector head, and one Form C Relay
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image of ed-kirddos
KIR-DDOSED-KIRDDOS

Key Features

  • Less than 2.5" deep for easy installation and applications where space is tight
  • -20°F to 158°F (-29°C to 70°C) operating range with 100 ft/min to 4,000 ft/min air velocity rating assures reliability under harsh environmental conditions
  • Standard sampling tube spacing for easy drop-in migration from other detectors
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PAD300-DUCTRPL-PAD3DUCTR

Key Features

  • Detects Smoke in Building HVAC Ducts
  • SLC Class A, Class X & Class B
  • No Screens or Filters in Housing
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PAD300-DDPL-PAD300DD
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Napco FWC-ADBLDUCT KT 4-Wire Duct Detector Kit
FWC-ADBLDUCT KTNA-FWCADBLDK
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edwards signaling superduct smoke detector
SD-2WED-SD2W

Key Features

  • PCB mounted photoelectric detector with onboard intelligence
  • Environmental compensation with differential sensing for reliable, stable, and drift-free sensitivity
  • Wide 0.79% to 2.46% obscuration/'. smoke sensitivity
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edwards signaling intelligent addressable duct smoke detector
FX-PDDED-FXPDD

Key Features

  • Less than 2" deep for easy installation and applicationsWhere space is tight
  • Status LEDs remain visible through clear assembly cover
  • Standard sAling tube spacing for easy drop-in migration from other detectors
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SSU-55000-335DCTO6-SSU5535CT
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D4240BK-D4240

Key Features

  • Photoelectric, integrated low-flow technology
  • Air velocity rating from 100'/min to 4,000'/min (0.5 m/s to 20.32 m/sec)
  • Versatile mounting options: square or rectangular configuration
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system sensor ductsd smoke detector;system sensor ductsd smoke detector;system sensor ductsd smoke detector;system sensor ductsd smoke detector;system sensor ductsd smoke detector;system sensor ductsd smoke detector;image of bk-ductsd;image of bk-ductsd;system sensor ductsd smoke detector
DUCTSDBK-DUCTSD

Key Features

  • Air velocity rating from 100 to 4,000fpm (0.5 to 20.32 m/s)
  • Versatile mounting options: square or rectangular configuration
  • Cover integrated smoke test port
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image of pl-1430050
SM-501-PPL-1430050

Key Features

  • UL, CUL, CSFM, and MEA Listed
  • Compact Size
  • Two sets of 10A form “C” alarm contacts
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sae nema 4x duct smoke detector
SSU-RT-3000-PO6-SSURT3000

Key Features

  • Ionization and Photoelectric versions available (ionization version availability is limited)
  • Interconnect up to 30 units for common functions
  • Compatible with building automation and fire alarm systems
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Potter PAD300-DUCTR Analog Addressable Duct Detector with Relay
PAD300-DUCTRPL-PAD300D
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Potter PAD200-DUCTR Analog Addressable Duct Detector, Relay
PAD200-DUCTRPL-PAD2DUCTR
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image of pl-pad200dd
PAD 200-DDPL-PAD200DD

Key Features

  • Legacy Unit; Latest Model is PAD300-DD
  • Detects smoke in building HVAC ducts Ships complete with housing and heaD
  • Ships complete with housing and head
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Kidde KI-DDOS Optica Intelligent Duct Smoke Detector
KI-DDOSED-KIDDOS

Key Features

  • Less than 2.5" deep for easy installation and applications where space is tight
  • Standard sampling tube spacing for easy drop-in migration from other detectors
  • Sampling tube can be installed with or without the cover/sensor in place and can be rotated in 45-degree increments to ensure proper alignment with duct airflow
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Showing 1 - 28 of 39

ADI's portfolio of duct detectors includes two-wire and four-wire devices, photoelectric detectors and other products. We carry the best brands in the industry, including System Sensor, Bosch and SAE.