Simplex/Standard 4080 I’m not sure if this is actually a Simplex bell or a Standard bell. Although it’s labeled as Standard on the front, it has a Simplex label. Brand Simplex, StandardModel 4080Manufacturer UnknownType Alarm (Bell)
Simplex 4904-9101 Category : SimplexThis is the same strobe that is found on the Simplex 4903-9101 strobe plates.
