Federal Signal 450D Simplex rebranded this alarm for a little while. Brand Federal SignalModel 450DManufacturer Federal SignalType Alarm (Horn)
EST SIGA-278 Category : EST/EdwardsAnother SIGA-278 that’s starting to rust that I’ve added to my collection only because it wouldn’t be worth trying to...
ADT ADT-BG-10 Category : ADTClearly, this pull is not in very good condition. The second wire popped out of the switch on the back...
Simplex 4050 Category : SimplexThis horn runs on AC power and goes with my the Simplex 4050-001 light plate.