Simplex 4903-9101 Category : Simplex Clearly, this alarm is not in its prime. Brand SimplexModel 4903-9101Manufacturer UnknownType Alarm (Strobe Plate)
Simplex 636-820 Category : SimplexThis is the Simplex 4010 user interface which was taken out of a broken 4010.
CPG MMPS Category : CPGI also have one of these pull stations that is branded by Federal Signal. You can insert a 9V battery...
Faraday 6234-E Category : FaradayI believe the “E” appendage on the end of the model number means it is a sync-strobe.
