Simplex 2904-9103 This unit is a light, not a strobe. I’m pretty sure that 2904-9103 is the correct model number. Brand Simplex
Gaylord NC-1357A Category : GaylordI like this unit so much in part because there’s no branding on the front.
System Sensor PA400B+PS24LO Category : System SensorThe horn’s model is PA400B, the strobe’s model is PS24LO.