Simplex 2901-9806 Strobes such as the ADT B3409-024 were designed to be used with this horn. Brand SimplexModel 2901-9806Manufacturer Federal SignalType Alarm (Horn)
Wheelock MPS-400X Category : WheelockThis pull station is meant for hazardous locations. It is fairly large.
Amseco MSB-10B-PV4 Category : AmsecoThis bell is specifically meant to be used in a fire alarm system.
National Time D900-PHOTO Category : National TimeThis same type of detector, which is manufactured by Apollo, is used by several other companies, such as Gamewell-FCI.