DC 9V Battery (SD-425) Standalone Smoke Detector

The SD-425 Standalone Smoke Detector is powered by a 9V battery, providing reliable protection with a battery life of 12 to 15 months. The device is energy-efficient, with a standby current of less than 8μA and an alarm current of under 45mA. When smoke is detected, the alarm emits a loud sound exceeding 85dB(A) at a distance of 3 meters, along with a red alarm light for visual indication. The smoke detector has a sensitivity range of 0.08-0.16 dB/m, ensuring fast and accurate detection. It operates effectively in temperatures ranging from 0℃ to +50℃, making it suitable for various environments. Compliant with EN14604:2005/AC:2008 standards and CE certified, the SD-425 meets international safety requirements. The device has a compact design with dimensions of 142mm in diameter and 40.5mm in height, making it easy to install.