Simplex 4098-9756 4-Wire MAPNET Addressable Duct Detector

Simplex 4098-9756 Fire Alarm Air Duct Sensor Housing and Smoke Detector

Simplex 4098-9756 Fire Alarm Air Duct Sensor Housing Smoke Detector No Board

(1x) Simplex 2098-9577 Fire Alarm Smoke Detector

Simplex 4098-9701 4098-9781 MAPNET II Fire Alarm Smoke Detector Head / Base Used

NEW SIMPLEX 4098-9756 TrueAlarm Duct Sensor Housing 4- Wire 0631149

Simplex 2098-9636 Photo Smoke Detector Fire Alarm

Simplex Fire Alarm Smoke Detector With 4098-9792 Base