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)
Wheelock AS-2415 Category : WheelockThis is an early version of the AS with a vertical strobe. It looks and functions the same as a...
Simplex/Standard 4080 Category : Simplex, StandardI’m not sure if this is actually a Simplex bell or a Standard bell. Although it’s labeled as Standard on...
