System Sensor 1400 / FCI SBS-1101 Fire Alarm Smoke Detector

System Sensor 1400 / Mircom MIR1400A Fire Alarm Smoke Detector

System Sensor 2100S Fire Alarm Photoelectric Smoke Detector Head

System Sensor 4WTA-B Fire Alarm Photoelectric Smoke & Heat Detector Head USED

System Sensor 4W-B Fire Alarm i3 Smoke Detector Head

System Sensor 2112/24S Fire Alarm Photoelectric Smoke Detector Head

System Sensor 4W-B i3 Fire Alarm Photoelectric Smoke Detector w/ Base USED