The Magnetic Door Window Sensor Switch is a reliable and essential security device designed for home and commercial alarm systems. Also known as a magnetic contact sensor or reed switch, this wired door sensor detects the opening and closing of doors and windows, instantly triggering the connected alarm system. Built with a high-quality ABS body and precision reed switch mechanism, it ensures accurate detection and long-lasting performance. Supporting both NC (Normally Closed) and NO (Normally Open) configurations, this surface mount magnetic sensor is easy to install and compatible with most security alarm systems. Ideal for homes, offices, shops, warehouses, and industrial spaces, it enhances safety by providing real-time intrusion detection and anti-theft protection. With low power consumption and stable performance, this door and window sensor is a must-have component for modern security systems.
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