Signal Communications SM24D Category : Other This remote strobe belongs to the same family of alarms that my Firecom FVA4-RC24D does. Brand OtherModel SM24DManufacturer Space Age ElectronicsType Alarm (Strobe)
Simplex 4904-9137 Category : SimplexThis is, in fact, a Simplex 4904-9137. It’s just missing its housing.
STI SS-2000F Category : OtherCan’t remember where exactly I put the key for this unit. It can still open with an allen wrench, but...
