Wheelock CWHIT-24 This is an interesting single-gang ceiling-mount strobe. Brand WheelockModel CWHIT-24Manufacturer WheelockType Alarm (Strobe)
Simplex 4904-9101 Category : SimplexThis is the same strobe that is found on the Simplex 4903-9101 strobe plates.
Wheelock NS-24MCW Category : WheelockThis is just a standard red, two-wire NS with a multi-candelas strobe.
Simplex 4903-9417 Category : SimplexThis is a SmartSync TrueAlert which I am able to use with my Simplex 4010.