Simplex 4098-9771 Fire Alarm CO Detector Sounder Base

Simplex 4098-9770 Carbon Monoxide CO addressable Sensor Base Extended Life

Simplex 4098-9770 Fire Alarm CO Detector Sounder Base

NEW SIMPLEX 4098-9770 CO SENSOR BASE (Brand New)

Used Simplex 2098-9201 Smoke Detector Complete With Base. Fire And Alarm System

SIMPLEX 4098-9788 FIRE ALARM SMOKE DETECTOR BASE

(1) Simplex 2098-9201 Photoelectric Smoke Detector Head

Simplex 4098-9714 Fire Alarm Smoke Detector With 4098-9792 Base