Simplex 2098-9209 This is a photoelectric smoke detector. Brand SimplexModel 2098-9209Manufacturer HochikiType Smoke Detector
Wheelock ET-1080-WS-24 Category : WheelockYou can’t really tell from the pictures, but the strobe is practically falling out of this particular unit.
Notifier BG-1 Category : NotifierThis unit’s physical condition is somewhat decent, but it is missing its switch unfortunately.