Simplex 2901-9333 Category : Simplex This bell is compatible with some of Simplex’s strobe plates, such as the Simplex 4904-9139. Brand SimplexModel 2901-9333Manufacturer FaradayType Alarm (Bell)
Amseco BZ-54VT+RSD-24L Category : AmsecoThat rubber band is holding the strobe to the unit since there are no screws keeping it secure.
Simplex 4904-9053 Category : SimplexI accidentally bought this particular unit not realizing I already had one. Oh well, happens.
