Simplex 4903-9418 Category : Simplex The lack of TrueAlert branding on the front of the alarm, as well as the odd grille, are signs that this is an early version of the TrueAlert. Brand SimplexModel 4903-9481Manufacturer SimplexType Alarm (Speaker/Strobe, 4-Wire)
Notifier BNG-1 Category : NotifierThis is the most recent rendition of the BNG/BG-1 series. It is a lot easier to pull than both the...
System Sensor H12/24 Category : System SensorThis alarm is a red SpectrAlert Classic horn. It is capable of doing two different tones and two different codes,...
Simplex 4903-9102 Category : SimplexUnlike the Simplex 4903-9101, this is a light plate rather than a strobe.
