Edwards 270A-SPO Category : EST/Edwards This one is slightly different from the other one that I have. Brand EST/EdwardsModel 270A-SPOManufacturer ESTType Pull Station
Simplex 4904-9103 Category : SimplexThis is the ceiling-mount version of the Simplex 4904-9101 remote strobe.
Gentex GXS-4-15/75WR Category : GentexThe previous owner of this alarm “modified” the wire leads coming out of the back.
Gentex GX-90S-4 Category : GentexThis is the older version of the Gentex GX90s-4-15/75WR with the non-ADA strobe.