Simplex 4903-9403 Category : Simplex The strobe on this alarm model isn’t directly connected to the alarm, oddly enough. Brand SimplexModel 4903-9403Manufacturer SimplexType Alarm (Horn/Strobe, 4-wire)
Grinnell RMS-1T Category : GrinnellI’m almost certain that this unit has an actual “Grinnell” model number, not just the standard RSG one, but it’s...
Wheelock AS-2415 Category : WheelockThis is an early version of the AS with a vertical strobe. It looks and functions the same as a...
