Reed relays are used for sensing and controlling the magnetic field. They provide reliable switching in applications such as doorbells and alarm systems.
Projects using this component

#37Beginner
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Reed Relay Value Reading
Basic project that reads the digital value given by the reed relay sensor in the presence of a magnetic field in Serial Monitor. Teaches the principle of magnetic detection.
4.4(21)
27

#38Beginner
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Reed Relay Door Sensor
Door open/close detection project with reed relay that lights green LED when the magnet approaches and red LED when it moves away. Teaches how to display status with magnetic sensor.
4.7(34)
44

