Simplex 4903-9219 Category : Simplex This rectangular Simplex notification appliances has an electromechanical horn mechanism, rather than a speaker or an electromechanical horn mechanism. Brand SimplexModel 4903-9219Manufacturer SimplexType Alarm (Horn/Strobe, 4-wire)
Advanced Safety Systems Halon Abort Category : OtherThis unit features an abort switch as well as a countdown timer. It was meant for a Halon suppression system.
Simplex 2098-9806 Category : SimplexThere is no difference between this unit and my other Simplex 2098-9806.
Wheelock RSS-24MCW Category : WheelockThis RSS has multiple candelas options. I have both the red and white versions of this strobe. I used both...
