MC-38 reed switch magnetic door and window open sensor for Sonoff Shelly

MC-38 reed switch - door and window open sensor The magnetic MC-38 sensor closes the circuit when it comes into close contact with the second part. This is an NO version - normally open. The housing contains a magnet. The product is ideal for systems such as Sonoff and Shelly, as well as ESP8266, ESP32, Arduino, and Raspberry Pi. Key technical specifications

* Operating distance: more than 15 mm, less than 25 mm * Maximum DC voltage in the circuit: 200 V DC * Maximum current: 100 mA * Sensor type: magnetic (NO - normally open)

Example applications

* Door open detection in alarm systems * Window state monitoring in smart home installations * Securing cabinets and drawers against unauthorized access * Building your own home automation projects * Integration with popular relay modules and microcontrollers

Benefits

* Reliable operation thanks to a simple magnetic design * Versatile use in Smart Home projects * Easy integration with Sonoff and Shelly systems * Seamless compatibility with popular microcontroller platforms * Compact housing for easy mounting