Notifier CPX-551 Category : Notifier This is an ionization smoke detector. Brand NotifierModel CPX-551Manufacturer System SensorType Smoke Detector
FCI MS-2 Category : FCIThis is an earlier generation MS-2. The metal piece on the inside which holds the handle open once it has...
Simplex 2904-9103 Category : SimplexThis unit is a light, not a strobe. I’m pretty sure that 2904-9103 is the correct model number.