Simplex 2098-9642 I do have two of these heads, but only one of the bases. Brand SimplexModel 2098-9642Manufacturer HochikiType Smoke Detector
Faraday 6180 Category : FaradayThe cover of this alarm is made out of something not ordinary, almost like wood.
Simplex 4904-9101 Category : SimplexThis is the same strobe that is found on the Simplex 4903-9101 strobe plates.