Customized Sensor Magnet Hall effect Sensor Magnet Sensor is the core part of the automatic system of driving, measuring and intelligent control technology. With the development of IoT, the demand for Hall Effect sensor magnet also increased significantly. What is Hall Effect Principle? The Hall Effect Principle is named for Edwin Hall after he discovered it on 1879. When place the current-carrying conductor or semiconductor into the magnetic field, a http://www.neodymium-mag.com/n....eodymium-magnets/sen