Simplex 2901-9838 Category : Simplex Same idea as the other 2901-9838 spare cover that I own. Brand SimplexModel 2901-9838Manufacturer FaradayType Alarm Cover
Simplex 636-820 Category : SimplexThis is the Simplex 4010 user interface which was taken out of a broken 4010.
Gaylord NC-1357A Category : GaylordI like this unit so much in part because there’s no branding on the front.
