The XGF-C404 Wired Smoke Detector is a high-precision, TÜV-certified photoelectric smoke detector designed to meet the demanding requirements of modern fire alarm systems in residential, commercial, and industrial environments. It features high sensitivity (0.08–0.16 dB/m) for rapid and reliable smoke detection, ensuring early warning and safety across various applications. Operating over DC 9V–35V, and optionally up to DC 40V–60V, it supports both 2-wire and 4-wire configurations, offering installation flexibility. Built from flame-retardant ABS and drawing a low ≤80μA standby current, the XGF-C404 is engineered for long-term energy efficiency and robust system integration. Its red LED indicator provides instant visual alerting, and its EN54-7 TÜV certification guarantees trusted, internationally recognized performance. The XGF-C404 is a smart and reliable choice for smoke detection in apartments, malls, hospitals, schools, offices, and factories.