<![CDATA[EC21 Product Catalogs - smoke sensing]]> <![CDATA[2-wireconventional Photoelectric Smoke Detector Sensor Alarm]]> <![CDATA[Wireless Fire Alarm Smoke Detector Sound and Light Alarm High Sensitivity Detector for Home Security]]> <![CDATA[Conventional Smoke Detector]]> <![CDATA[Smoke and Heat Detector FT-143 Relay Output 4-wire]]>