Simplex/Standard 4080 I’m not sure if this is actually a Simplex bell or a Standard bell. Although it’s labeled as Standard on the front, it has a Simplex label. Brand Simplex, StandardModel 4080Manufacturer UnknownType Alarm (Bell)
Grinnell IXA-RMS Category : GrinnellThis unit was taken off of a TFX-400 system at Brigham Young University.