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)
Wheelock 7002T-24 Category : WheelockEach 7002T-24 has a somewhat different pitch, so I’ve kept several that sound different from each other.
Simplex 4904-9101 Category : SimplexThis is the same strobe that is found on the Simplex 4903-9101 strobe plates.
National Time SG-C3NSZ Category : National TimeThis is the equivalent of a remote strobe Gentex Commander 3.
