Also in the collection |

Simplex 4259-25
Category : Simplex
This is a photoelectric smoke detector from the mid to late 1970’s.

Notifier N-ANN-80
Category : Notifier
This device is part of a permanent mini system installed in my house.

Grinnell TFX-912P
Category : Grinnell
Just like the rest of my Grinnell equipment, this smoke detector is from Brigham Young University.