Simplex 4903-9459 Category : Simplex This unit is an addressable horn strobe. It’s what my elementary school had installed in the classrooms. Brand SimplexModel 4903-9459Manufacturer SimplexType Alarm (Horn/Strobe)
Simplex 2901-9833 Category : SimplexI have several of these horns because I’ve had several of them unexpectedly break on me.
Therm-L-Stat DI-135 Category : OtherThis heat detector is very small compared to a lot of the other ones that I have.
