Gentex SPKE4-110WW Category : Gentex This alarm uses the same strobe as the SHG/GOS/GXS series of alarms. Brand GentexModel SPKE4-110WWManufacturer GentexType Alarm (Speaker/Strobe)
Cerberus Pyrotronics EH-24S Category : Cerberus PyrotronicsThis unit is missing the large capacitor off of its circuit board.
Simplex 2099-9103 Category : SimplexThe terminal strip on the back of this pull is different than the one of my other Simplex 2099-9103.
