National Time SG-C3HSZ This is the equivalent of a Gentex Commander 3 horn/strobe. Brand National TimeModel SG-C3HSZManufacturer GentexType Alarm (Horn/Strobe)
Simplex 4904-9103 Category : SimplexThis is the ceiling-mount version of the Simplex 4904-9101 remote strobe.
Amseco FS1-1+SL-02 Category : AmsecoSL-02 is the model of the strobe, FS1-1 is the model of the sounder.