Im new to siren hunting but here they are
Too many Whelen Vortexs to count
Whelen 2804s
Whelen 2904s
Fedelcode Model 2
FS Modulator
FS 2001
Darley Champion horizontal
FS Model 7
Whelen WPS-4004
I don’t have any real sirens, but I will one day. But for now, I just enjoy making homemade sirens.