Simplex 2098-9508 Category : Simplex This is also known as the “wiffle-ball” detector. Brand SimplexModel 2098-9508Manufacturer HoichikiType Smoke Detector (Photoelectric, 4-wire)
Simplex 2098-9806 Category : SimplexThis device is a permanent fixture in my Simplex 4004 wall system.
Simplex 4904-9101 Category : SimplexThis is the same strobe that is found on the Simplex 4903-9101 strobe plates.
