Hall Effect NPN Magnetic Proximity Switch Sensor Three Wires This Hall NPN sensor consists of voltage regulator,voltage generator,difference amplifier, Schmitt trigger and open collector output,it‘s input are the magnetic induction, the output is a digital voltage signal. -Wide supply voltage range -High frequency -Long life,small volume,convenient installation -Can directly connect the transistor https://elecena.pl/product/16455064/hall-effect-npn-magnetic-proximity-sensor 2020-04-14 https://elecena.pl/product/16455064/hall-effect-npn-magnetic-proximity-sensor 2020-09-01 https://elecena.pl/product/16455064/hall-effect-npn-magnetic-proximity-sensor 2021-03-02 https://elecena.pl/product/16455064/hall-effect-npn-magnetic-proximity-sensor 2025-07-09