adi-insite-ca
Save up to 38% onFirst Alert and Honeywell HomeSave up to 66% during our Year-End saleSave up to 38% onFirst Alert and Honeywell HomeSave up to 66% during our Year-End saleSave up to 38% onFirst Alert and Honeywell Home
FRBecome a CustomerStore LocatorHelp
ADI a Resideo company
menu
System Sensor D4120A 4-Wire Duct Detector, 24VDC/120VAC
Shop all System Sensor

System Sensor D4120A 4-Wire Photoelectric Low-Flow Duct Smoke Detector, 24VDC/120VAC

D4120A|BK-D4120A
Shop all System Sensor

System Sensor D4120A 4-Wire Photoelectric Low-Flow Duct Smoke Detector, 24VDC/120VAC

D4120A|BK-D4120A

Sign In for Dealer Pricing

Become an ADI Customer
System Sensor

System Sensor D4120A 4-Wire Photoelectric Low-Flow Duct Smoke Detector, 24VDC/120VAC

D4120A | BK-D4120A

Please sign in to view pricing and availability and to add to cart.

Overview
Specifications
Documents

Product Overview

The air duct smoke detector shall be a System Sensor InnovairFlex D4120A Photoelectric Duct Smoke Detector. The detector housing shall be ULC listed specifically for use in air handling systems. The flexible housing of the duct smoke detector fits multiple footprints from square to rectangular. The detector shall operate at air velocities of 100 feet per minute to 4000 feet per minute (0.5 to 20.32 meters/second). The unit shall be capable of controlling up to 50 air handling systems when interconnected with other detectors. The detector shall be capable of providing a trouble signal in the event that the front cover is removed. It shall be capable of local testing via magnetic switch, test button on the cover, or remote testing using the RTS151KEYA Remote Test Station. Terminal connections shall be of the strip and clamp method suitable for 12-18 AWG wiring..

Main Features

  • Patented sAling tube installs from front or back of the detector with no tools required
  • IncreasedWiring space with a newly added 3/4 inch conduit knockout
  • One easy-access Test/Reset button and improved LED status
  • Patented interconnect feature for multi-fan shutdown
  • New high contrast terminal designations
  • Built-in short circuit protection from operator wiring errors
  • Field selectable settings for configuring the detector
  • Two DPDT Form C relay contacts
  • 24V AC/DC or 120V AC
  • Backward compatibility with existing Innovair products, including remote accessories

    • General Information

    Name:System Sensor D4120A 4-Wire Photoelectric Low-Flow Duct Smoke Detector, 24VDC/120VAC
    Category:System Sensor, Fire, Fire Detection Devices & Accessories, Duct & Beam Smoke Detectors, ADI Pro Rewards
    UPC Code:
    Country of Origin:Mexico. Country of origin is subject to change.

    Specifications

    Product Documents and Resources

    Product Data Sheet
    Installation Instructions