The XGF-C405 Wired Smoke Detector is a compact, energy-efficient smoke detection device designed for cost-effective 2-wire fire alarm systems. It utilizes photoelectric sensing to detect smoke particles at a sensitivity of 0.08–0.16 dB/m, ensuring fast and accurate early warning. Built for residential, retail, and small commercial environments, the XGF-C405 features remote LED output capability, a clear red LED alarm indicator, and an easy reset via power cycling — all in a durable flame-retardant ABS body. It operates over a wide DC 9V–35V range, consuming only ≤50μA standby current, and is certified to EN54-7:2008 and CE standards, delivering dependable performance and compliance in basic yet robust fire detection applications.