Siemens DB-11E Detector BaseThe Siemens DB 11E smaller diameter (4. 5 inches) Detector Base is compatible with Model H, 11 and 121 series of conventional detectors from Siemens. Mounts on a 4 inch square, octagon or single gang electrical box. NOTE: Replaces DB 11 p n 500 094151E

Two screws secure the cover to the enclosure to prevent unauthorized access to the plug-in transformer

while the 3-SDDC1 Signature Dual Driver Controller module supports two Signature circuits

Regulated 24 VDC

providing combined audible and clear lens FIRE signaling on 24 VDC/VFWR NAC circuits

Wire Guard for Ceiling Mount V/O

— F220‑B6R Standard 12/24 VDC Four-wire Mounting Base

Microbore tubes are run along the ceiling

NOTE: Replaces 4904-9345 and 4904-9346

On-board processing with drift compensation and self-checks helps cut down nuisance alarms

p/n 500-620522

Can also be surface mounted on a Wiremold box model number V5744S

The Notifier ISO-X is an intelligent addressable fault isolator module for Notifier Onyx and CLIP series fire alarm control panels that helps protect the SLC loop from wire-to-wire short circuits