Simplex 2098-9442 Category : Simplex This is a 200F fixed temperature heat detector. Brand SimplexModel 2098-9442Manufacturer UnknownType Heat Detector
Grinnell IXA-RMS Category : GrinnellThis unit was taken off of a TFX-400 system at Brigham Young University.
Simplex 4259-25 Category : SimplexThis is a photoelectric smoke detector from the mid to late 1970’s.
