{"product_id":"ky025-reed-switch-magnetic-sensor-module-arduino-esp32","title":"Magnetic Reed Switch Sensor Module","description":"\u003ch2\u003eMagnetic Control Module Reed Switch Sensor \u003c\/h2\u003e\n\u003cp\u003eThis module can be applied in Program-controlled switches, copiers, washing machines, refrigerators, cameras, Disinfection cabinets, doors, window magnetic, electromagnetic relays, electronic weighing, level meters, gas meters, water meters, and so on.\u003cbr\u003e\u003c\/p\u003e\n\u003ch3 class=\"PDq2pG_selectionAnchorContainer\" data-end=\"1286\" data-start=\"1249\" data-section-id=\"jrzj3h\"\u003eReed Switch Module Comparison Chart\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-end=\"1877\" data-start=\"1288\"\u003e\n\u003cthead data-end=\"1355\" data-start=\"1288\"\u003e\n\u003ctr data-end=\"1355\" data-start=\"1288\"\u003e\n\u003cth class=\"last:pe-10\" data-col-size=\"sm\" data-end=\"1298\" data-start=\"1288\"\u003eFeature\u003c\/th\u003e\n\u003cth class=\"last:pe-10\" data-col-size=\"sm\" data-end=\"1323\" data-start=\"1298\"\u003e\u003cstrong data-end=\"1322\" data-start=\"1300\"\u003eRed KY-025 (3-Pin)\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth class=\"last:pe-10\" data-col-size=\"sm\" data-end=\"1355\" data-start=\"1323\"\u003e\u003cstrong data-end=\"1353\" data-start=\"1325\"\u003eBlue Reed Switch (4-Pin)\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-end=\"1877\" data-start=\"1426\"\u003e\n\u003ctr data-end=\"1452\" data-start=\"1426\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1438\" data-start=\"1426\"\u003ePCB Color\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1444\" data-start=\"1438\"\u003eRed\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1452\" data-start=\"1444\"\u003eBlue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1469\" data-start=\"1453\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1460\" data-start=\"1453\"\u003ePins\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1464\" data-start=\"1460\"\u003e3\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1469\" data-start=\"1464\"\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1511\" data-start=\"1470\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1490\" data-start=\"1470\"\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1500\" data-start=\"1490\"\u003e3.3V–5V\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1511\" data-start=\"1500\"\u003e3.3V–5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1546\" data-start=\"1512\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1529\" data-start=\"1512\"\u003eDigital Output\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1537\" data-start=\"1529\"\u003e✔ Yes\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1546\" data-start=\"1537\"\u003e✔ Yes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1579\" data-start=\"1547\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1563\" data-start=\"1547\"\u003eAnalog Output\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1571\" data-start=\"1563\"\u003e✔ Yes\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1579\" data-start=\"1571\"\u003e✘ No\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1613\" data-start=\"1580\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1596\" data-start=\"1580\"\u003eComparator IC\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1604\" data-start=\"1596\"\u003eLM393\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1613\" data-start=\"1604\"\u003eLM393\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1692\" data-start=\"1614\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1639\" data-start=\"1614\"\u003eSensitivity Adjustment\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1665\" data-start=\"1639\"\u003e✔ Trimmer Potentiometer\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1692\" data-start=\"1665\"\u003e✔ Trimmer Potentiometer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1742\" data-start=\"1693\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1707\" data-start=\"1693\"\u003eOutput Type\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1726\" data-start=\"1707\"\u003eAnalog + Digital\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1742\" data-start=\"1726\"\u003eDigital Only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1773\" data-start=\"1743\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1756\" data-start=\"1743\"\u003eStatus LED\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1764\" data-start=\"1756\"\u003e✔ Yes\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1773\" data-start=\"1764\"\u003e✔ Yes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1807\" data-start=\"1774\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1790\" data-start=\"1774\"\u003eMounting Hole\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1798\" data-start=\"1790\"\u003e✔ Yes\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1807\" data-start=\"1798\"\u003e✔ Yes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1877\" data-start=\"1808\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1820\" data-start=\"1808\"\u003eIdeal For\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1848\" data-start=\"1820\"\u003eAdvanced sensing projects\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1877\" data-start=\"1848\"\u003eSimple magnetic detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-end=\"1882\" data-start=\"1879\"\u003e\n\u003ch3 data-end=\"1898\" data-start=\"1884\" data-section-id=\"u0ybrq\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-end=\"2386\" data-start=\"1900\"\u003e\n\u003cli data-end=\"1953\" data-start=\"1900\" data-section-id=\"52iv1g\"\u003eDetects magnetic field using reed switch technology.\u003c\/li\u003e\n\u003cli data-end=\"2024\" data-start=\"1954\" data-section-id=\"1akhmf5\"\u003eAvailable in Analog + Digital (Red) and Digital-only (Blue) versions.\u003c\/li\u003e\n\u003cli data-end=\"2103\" data-start=\"2025\" data-section-id=\"cd1hy2\"\u003eCompatible with Arduino, ESP32, ESP8266, Raspberry Pi, STM32, and other MCUs.\u003c\/li\u003e\n\u003cli data-end=\"2149\" data-start=\"2104\" data-section-id=\"a2v49r\"\u003eBuilt-in LM393 comparator for stable output.\u003c\/li\u003e\n\u003cli data-end=\"2202\" data-start=\"2150\" data-section-id=\"1c4pydy\"\u003eAdjustable sensitivity using onboard potentiometer.\u003c\/li\u003e\n\u003cli data-end=\"2229\" data-start=\"2203\" data-section-id=\"1lys0j9\"\u003eOperates from 3.3V to 5V.\u003c\/li\u003e\n\u003cli data-end=\"2271\" data-start=\"2230\" data-section-id=\"10ii07i\"\u003eFast response and low power consumption.\u003c\/li\u003e\n\u003cli data-end=\"2303\" data-start=\"2272\" data-section-id=\"1u9qfv1\"\u003eOnboard power and status LEDs.\u003c\/li\u003e\n\u003cli data-end=\"2342\" data-start=\"2304\" data-section-id=\"10vcdxw\"\u003eEasy interface with microcontrollers.\u003c\/li\u003e\n\u003cli data-end=\"2386\" data-start=\"2343\" data-section-id=\"d84rfp\"\u003eMounting hole for convenient installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2391\" data-start=\"2388\"\u003e\n\u003ch3 data-end=\"2419\" data-start=\"2393\" data-section-id=\"zjxypn\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-end=\"2965\" data-start=\"2421\"\u003e\n\u003cthead data-end=\"2461\" data-start=\"2421\"\u003e\n\u003ctr data-end=\"2461\" data-start=\"2421\"\u003e\n\u003cth class=\"last:pe-10\" data-col-size=\"sm\" data-end=\"2433\" data-start=\"2421\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"last:pe-10\" data-col-size=\"sm\" data-end=\"2446\" data-start=\"2433\"\u003eRed Module\u003c\/th\u003e\n\u003cth class=\"last:pe-10\" data-col-size=\"sm\" data-end=\"2461\" data-start=\"2446\"\u003eBlue Module\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-end=\"2965\" data-start=\"2503\"\u003e\n\u003ctr data-end=\"2575\" data-start=\"2503\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2518\" data-start=\"2503\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2546\" data-start=\"2518\"\u003eReed Switch Sensor Module\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2575\" data-start=\"2546\"\u003eReed Switch Sensor Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2637\" data-start=\"2576\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2590\" data-start=\"2576\"\u003eSensor Type\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2613\" data-start=\"2590\"\u003eMagnetic Reed Switch\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2637\" data-start=\"2613\"\u003eMagnetic Reed Switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2685\" data-start=\"2638\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2658\" data-start=\"2638\"\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2671\" data-start=\"2658\"\u003e3.3V–5V DC\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2685\" data-start=\"2671\"\u003e3.3V–5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2730\" data-start=\"2686\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2695\" data-start=\"2686\"\u003eOutput\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2714\" data-start=\"2695\"\u003eAnalog + Digital\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2730\" data-start=\"2714\"\u003eDigital Only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2764\" data-start=\"2731\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2747\" data-start=\"2731\"\u003eComparator IC\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2755\" data-start=\"2747\"\u003eLM393\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2764\" data-start=\"2755\"\u003eLM393\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2803\" data-start=\"2765\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2790\" data-start=\"2765\"\u003eSensitivity Adjustment\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2796\" data-start=\"2790\"\u003eYes\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2803\" data-start=\"2796\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2841\" data-start=\"2804\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2824\" data-start=\"2804\"\u003eOperating Current\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2832\" data-start=\"2824\"\u003e\u0026lt;15mA\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2841\" data-start=\"2832\"\u003e\u0026lt;15mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2880\" data-start=\"2842\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2853\" data-start=\"2842\"\u003ePCB Size\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2866\" data-start=\"2853\"\u003e36 × 15 mm\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2880\" data-start=\"2866\"\u003e32 × 14 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2910\" data-start=\"2881\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2897\" data-start=\"2881\"\u003eMounting Hole\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2903\" data-start=\"2897\"\u003eYes\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2910\" data-start=\"2903\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2965\" data-start=\"2911\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2926\" data-start=\"2911\"\u003eInstallation\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2945\" data-start=\"2926\"\u003eThrough-hole PCB\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2965\" data-start=\"2945\"\u003eThrough-hole PCB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-end=\"2970\" data-start=\"2967\"\u003e\n\u003ch3 data-end=\"2986\" data-start=\"2972\" data-section-id=\"c3mln3\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-end=\"3338\" data-start=\"2988\"\u003e\n\u003cli data-end=\"3022\" data-start=\"2988\" data-section-id=\"1tbnhrt\"\u003eDoor and window security systems\u003c\/li\u003e\n\u003cli data-end=\"3053\" data-start=\"3023\" data-section-id=\"14oqyh8\"\u003eMagnetic proximity detection\u003c\/li\u003e\n\u003cli data-end=\"3072\" data-start=\"3054\" data-section-id=\"1j06tp6\"\u003ePosition sensing\u003c\/li\u003e\n\u003cli data-end=\"3096\" data-start=\"3073\" data-section-id=\"rb6wls\"\u003eIndustrial automation\u003c\/li\u003e\n\u003cli data-end=\"3114\" data-start=\"3097\" data-section-id=\"4sgy6w\"\u003eHome automation\u003c\/li\u003e\n\u003cli data-end=\"3128\" data-start=\"3115\" data-section-id=\"1cvik09\"\u003eSmart locks\u003c\/li\u003e\n\u003cli data-end=\"3160\" data-start=\"3129\" data-section-id=\"iie1zo\"\u003eElectronic weighing equipment\u003c\/li\u003e\n\u003cli data-end=\"3175\" data-start=\"3161\" data-section-id=\"mz6j2d\"\u003eWater meters\u003c\/li\u003e\n\u003cli data-end=\"3188\" data-start=\"3176\" data-section-id=\"q0adet\"\u003eGas meters\u003c\/li\u003e\n\u003cli data-end=\"3204\" data-start=\"3189\" data-section-id=\"18r9k89\"\u003eRefrigerators\u003c\/li\u003e\n\u003cli data-end=\"3223\" data-start=\"3205\" data-section-id=\"amo0k3\"\u003eWashing machines\u003c\/li\u003e\n\u003cli data-end=\"3233\" data-start=\"3224\" data-section-id=\"734ww2\"\u003eCameras\u003c\/li\u003e\n\u003cli data-end=\"3258\" data-start=\"3234\" data-section-id=\"xtcmps\"\u003eElectromagnetic relays\u003c\/li\u003e\n\u003cli data-end=\"3285\" data-start=\"3259\" data-section-id=\"1eganl0\"\u003eLevel monitoring systems\u003c\/li\u003e\n\u003cli data-end=\"3313\" data-start=\"3286\" data-section-id=\"1vsi434\"\u003eArduino learning projects\u003c\/li\u003e\n\u003cli data-end=\"3324\" data-start=\"3314\" data-section-id=\"g0eet1\"\u003eRobotics\u003c\/li\u003e\n\u003cli data-end=\"3338\" data-start=\"3325\" data-section-id=\"4d6ch8\"\u003eIoT systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"3343\" data-start=\"3340\"\u003e\n\u003ch3 data-end=\"3358\" data-start=\"3345\" data-section-id=\"v3nfd\"\u003ePrecautions\u003c\/h3\u003e\n\u003cul data-end=\"3804\" data-start=\"3360\"\u003e\n\u003cli data-end=\"3421\" data-start=\"3360\" data-section-id=\"1q016r6\"\u003eUse within the specified operating voltage range (3.3V–5V).\u003c\/li\u003e\n\u003cli data-end=\"3471\" data-start=\"3422\" data-section-id=\"1475tdn\"\u003eDo not expose the module to excessive moisture.\u003c\/li\u003e\n\u003cli data-end=\"3517\" data-start=\"3472\" data-section-id=\"3dacdr\"\u003eKeep strong magnets away when not required.\u003c\/li\u003e\n\u003cli data-end=\"3581\" data-start=\"3518\" data-section-id=\"1t1jto4\"\u003eAdjust sensitivity carefully using the onboard potentiometer.\u003c\/li\u003e\n\u003cli data-end=\"3633\" data-start=\"3582\" data-section-id=\"17sxzjf\"\u003eEnsure correct wiring before powering the module.\u003c\/li\u003e\n\u003cli data-end=\"3689\" data-start=\"3634\" data-section-id=\"on4vsl\"\u003eAvoid excessive mechanical stress on the reed switch.\u003c\/li\u003e\n\u003cli data-end=\"3744\" data-start=\"3690\" data-section-id=\"1yy7rlo\"\u003eDisconnect power before installation or maintenance.\u003c\/li\u003e\n\u003cli data-end=\"3804\" data-start=\"3745\" data-section-id=\"x4p03a\"\u003eHandle the glass reed switch carefully to avoid breakage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e1 x Reed Switch Module\u003c\/p\u003e\n\u003c\/div\u003e","brand":"MakerBazar.in","offers":[{"title":"Blue KY-025 (3Pin)","offer_id":49979785380080,"sku":"25057030","price":49.0,"currency_code":"INR","in_stock":true},{"title":"Red KY-025 (4Pin)","offer_id":49979785740528,"sku":null,"price":49.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0088\/0056\/7392\/files\/Magnetic_Reed_Switch_Sensor_Module-makerbazar.png?v=1783408674","url":"https:\/\/makerbazar.in\/products\/ky025-reed-switch-magnetic-sensor-module-arduino-esp32","provider":"MakerBazar.in","version":"1.0","type":"link"}