Simplex 4903-9101 Category : Simplex Clearly, this alarm is not in its prime. Brand SimplexModel 4903-9101Manufacturer UnknownType Alarm (Strobe Plate)
Notifier BNG-1R Category : NotifierThis is the oldest Notifier pull that I own which opens with the modern Notifier key.
Grinnell IXA-RMS Category : GrinnellThis unit was taken off of a TFX-400 system at Brigham Young University.
Honeywell S465B Category : HoneywellThis is essentially a slightly modified-looking version of the Honyewell S464A with a two-stage option.
