Silent Knight SD505-DUCT 23/02 and is compatible with various

and is compatible with various Det-Tronics transmitters and controllers

The Cooper Wheelock WBB-R is a high-quality weatherproof back box

They provide location specific addressability to a single initiating device (such as single station smoke detector alarm contacts or heat detector contacts) or multiple devices at the same location by monitoring normally open dry contacts and the wiring to an end-of-line resistor

and older Honeywell actuator models

The Fire-Lite SD365-IV Series Addressable Photoelectric Smoke Detector is made exclusively for use with FireLite’s addressable fire alarm control panels

Silent Knight SD505-DUCT 23/02 and is compatible with variousThe 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.