{"product_id":"a3144-hall-effect-magnetic-sensor-module","title":"A3144 Hall-Effect Magnetic Sensor Module","description":"\u003cp\u003eThe A3144 Hall-effect sensor module detects the presence and polarity of a magnetic field and provides a digital switching signal for microcontroller and automation projects.\u003c\/p\u003e\u003ch2\u003eTechnical Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor:\u003c\/strong\u003e A3144 Hall-effect magnetic switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput:\u003c\/strong\u003e Digital switching output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDetection:\u003c\/strong\u003e Responds to a suitable magnetic field near the sensor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Motor speed sensing, position detection, limit switches, counters, alarms, Arduino, ESP32, and robotics projects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e Power, ground, and signal connections according to the module pinout\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage contents:\u003c\/strong\u003e A3144 sensor module; magnet, controller, and wiring are not included unless stated in the listing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatibility and Setup\u003c\/h2\u003e\u003cp\u003eConfirm the module pinout and supply requirements before wiring. Detection distance and switching behavior depend on the magnet, orientation, air gap, supply, and module design. Keep the sensor away from unintended magnetic interference.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eWhat does the A3144 module detect?\u003c\/h3\u003e\u003cp\u003eIt detects a nearby magnetic field and changes its digital output state.\u003c\/p\u003e\u003ch3\u003eCan it measure magnetic strength?\u003c\/h3\u003e\u003cp\u003eNo. It is a switching sensor, not a precision magnetic-field measurement instrument.\u003c\/p\u003e\u003ch3\u003eCan I use it with Arduino or ESP32?\u003c\/h3\u003e\u003cp\u003eYes, when the module supply and output levels are compatible with the controller input.\u003c\/p\u003e\u003ch3\u003eCan it detect motor rotation?\u003c\/h3\u003e\u003cp\u003eYes. A magnet attached to a rotating part can produce pulses for speed or position sensing.\u003c\/p\u003e\u003ch3\u003eDoes the module include a magnet?\u003c\/h3\u003e\u003cp\u003eNo, unless a magnet is specifically shown as included in the listing contents.\u003c\/p\u003e\u003ch3\u003eWhy does the output stay unchanged?\u003c\/h3\u003e\u003cp\u003eCheck power, ground, signal wiring, magnet polarity, distance, orientation, and the module pinout.\u003c\/p\u003e\u003ch3\u003eWhat is included?\u003c\/h3\u003e\u003cp\u003eThe A3144 sensor module is included. Additional controller boards, magnets, and wires are not included unless specified.\u003c\/p\u003e","brand":"Embeded Studio","offers":[{"title":"Default Title","offer_id":62452167901554,"sku":"ES-A3144-HALL-MODULE","price":90.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/7935\/3202\/files\/A3144HALLEFFECTMODULE.webp?v=1791309574","url":"https:\/\/embededstudio.com\/products\/a3144-hall-effect-magnetic-sensor-module","provider":"Embeded Studio","version":"1.0","type":"link"}