GE/EST SIGA-PS Category : EST/Edwards, GE This smoke detector is addressable. Brand EST/Edwards, GEModel SIGA-PSManufacturer ESTType Smoke Detector
Simplex 4251-20 Category : SimplexI believe this is an older, less seen model of 4251-20. It has a slightly different handle from my other...
FCI MS-2 Category : FCIThe main difference between this MS-2 and my other one is that this one sport’s the company’s older logo.