System Sensor PC2R Ceiling Mount Fire Horn Strobe - Red

System Sensor PC24177 Fire Alarm Horn Strobe Ceiling Red

System Sensor PC2WL White Ceiling Mount 2-Wire Horn Strobe Fire Alarm Device

System Sensor P1224MC used

System Sensor PC2RL Fire Alarm Horn Strobe Ceiling Red Amber Strobe

System Sensor PC2R SpectrAlert Advance Fire Alarm Strobe Red Type USED

System Sensor PC2WL White Ceiling Mount 2-Wire Horn Strobe Fire Alarm Device

System Sensor PC2RL Fire Alarm Horn Strobe Ceiling Red No Mounting Plate