Fire-Lite SD365-IV Addressable Smoke Detector. The Fire-Lite SD365-IV plug-in type smoke sensors combine a photoelectronic sensing chamber with addressable-analog communications. Also, the sensors transmit an analog representation of smoke density over a communication line to a control panel. Besides, all wiring must be install in compliance with the National Electrical Code, applicable local codes, and any special requirements of the Authority Having Jurisdiction. The Fire-Lite SD365-IV comes with Rotary address switches, Dual LEDs, and also includes a 6 mounting base and trim ring. Exclusively for use with Fire. Lite’s addressable fire alarm control panels, the SD365(A) Series point ID capability allows each detector’s address to be set with rotary, decimal address switches, providing exact detector location for emergency personnel to quickly locate a fire during its early stages, potentially saving precious rescue time while also reducing property damage. Besides, two LEDs on each sensor light to provide a local, visible sensor indication. Also, a new modern, sleek, contemporary design and enhance optical sensing chamber are design to sense smoke produce by a wide range of combustion sources in accordance with more stringent code standards. Direct Replacement for Fire-Lite SD355 Heat Detector. Two-wire SLC loop connection. Stable communication technique with noise immunity. Built-in tamper-resistant feature- functional test switch activated by external magnet- walk test with address display. Removable cover and insect-resistant screen for simple field cleaning. Factory preset at 1.5% nominal sensitivity for panel alarm threshold level. LED blinks when the unit is polled (communicating with the fire panel) and latches in alarm. Sealed against back pressure. Download the Specification sheet in. UPS Next Day Air Saver. UPS 2nd Day Air. UPS Next Day Air. Better price available. No longer needed/wanted. Please be aware that we are not authorized distributors.