Gentex GX90S-4-15/75WR Category : Gentex I also have the version of this alarm that is rebranded by Simplex. Brand GentexModel GX90S-4-15/75WRManufacturer GentexType Alarm (Mini Horn/Strobe)
Space Age A32-BL-SFXC-TJ24D-HA24D+HA24D Category : Space Age ElectronicsI’m pretty sure that the horn on this unit is made by Space Age Electronics. Otherwise, it’s probably a Wheelock...
Grinnell TFX-912P Category : GrinnellJust like the rest of my Grinnell equipment, this smoke detector is from Brigham Young University.
