{"product_id":"low-level-trigger-optocoupler-relay-module","title":"Blue Relay Board Module with Low Level Trigger Optocoupler","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch2 class=\"product-meta__title heading h1\"\u003eLow Level Trigger Opto coupler Isolation Relay Module\u003c\/h2\u003e\n\u003chr\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBlue Low Level Trigger Optocoupler Relay Module\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a relay control board designed to allow microcontrollers and control circuits to safely switch electrical loads. It uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eoptocoupler isolation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e between the input control section and the relay\/load section, helping protect sensitive control circuitry from the switching side.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAvailable in \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1, 2, 4, 6, 8, and 16-channel configurations\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with trigger voltage options of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e5V, 12V, and 24V DC\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this module can be used with a wide range of controllers and automation systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe module uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003elow-level trigger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, meaning the corresponding relay channel is activated when its input signal is pulled to a low\/GND level. It can be controlled using popular platforms such as \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eArduino, AVR, PIC, ARM\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, and other compatible microcontrollers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe relay contacts support switching loads up to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e250V AC at 10A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e or \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e30V DC at 10A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, subject to the relay and application conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eLow-level trigger relay module.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptocoupler-isolated input control.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAvailable in 1\/2\/4\/6\/8\/16-channel configurations.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eTrigger voltage options: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e5V, 12V, and 24V DC.\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps isolate sensitive control circuitry from relay switching circuits.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupports microcontrollers such as Arduino, AVR, PIC, and ARM.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eRelay switching capacity up to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e250V AC @ 10A.\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eRelay switching capacity up to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e30V DC @ 10A.\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for AC and DC load switching.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUseful for automation, appliances, robotics, and DIY projects.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOptocoupler Relay Module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTrigger Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLow Level Trigger\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAvailable Channels\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 \/ 2 \/ 4 \/ 6 \/ 8 \/ 16\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTrigger Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5V \/ 12V \/ 24V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInput Isolation\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOptocoupler\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAC Switching Rating\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e250V AC @ 10A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDC Switching Rating\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e30V DC @ 10A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eControl Platforms\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eArduino, AVR, PIC, ARM \u0026amp; Compatible Controllers\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eLoad Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAC or DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAutomation, Appliance Control, Robotics, DIY\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRelay Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eElectromechanical Relay\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan style=\"background-color: rgb(255, 255, 0);\"\u003eLow-Level Trigger Operation\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIn \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003elow-level trigger mode\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the relay channel is activated when the corresponding input signal is brought to a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eLOW\/GND level\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis allows a compatible microcontroller or control circuit to activate the relay by pulling the input signal low.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan\u003eApplications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eArduino relay control projects.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHome automation systems.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAppliance switching.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndustrial control prototypes.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRobotics projects.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMotor and actuator control.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLighting control.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAC\/DC load switching.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDIY automation projects.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEmbedded control systems.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSmart home projects.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMicrocontroller-based switching applications.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan\u003ePrecautions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eVerify the module's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etrigger voltage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e before connecting it to your controller.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUse a compatible 5V, 12V, or 24V version as required.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDo not exceed the specified relay contact ratings.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEnsure correct wiring of the input, power, common, NO, and NC terminals.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDisconnect power before changing wiring or connections.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh-voltage AC connections should only be handled by a qualified person.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUse appropriate insulation, enclosure, fuse, and wiring for mains-voltage applications.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eKeep the control circuitry and high-voltage load wiring properly separated.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDo not assume the relay rating applies to every type of load; inductive loads may require additional protection.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConfirm the number of channels and trigger voltage before ordering.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cspan style=\"background-color: rgb(255, 255, 0);\"\u003eNote: On the high level and low level-triggered mode, friends who do not understand, have a look:\u003c\/span\u003e\u003c\/p\u003e\n\u003col\u003e\u003c\/ol\u003e\n\u003cdiv class=\"woocommerce-product-rating\"\u003e\n\u003cdiv role=\"img\" class=\"star-rating\"\u003e\n\u003col\u003e\u003c\/ol\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"MakerBazar.in","offers":[{"title":"5V \/ 1-Channel","offer_id":45076267827440,"sku":"42286","price":39.0,"currency_code":"INR","in_stock":true},{"title":"5V \/ 2-Channel","offer_id":45076267860208,"sku":"243495","price":89.0,"currency_code":"INR","in_stock":true},{"title":"5V \/ 4-Channel","offer_id":45076267892976,"sku":"4402613","price":135.0,"currency_code":"INR","in_stock":false},{"title":"5V \/ 6-Channel","offer_id":45076348731632,"sku":"1220572634","price":259.0,"currency_code":"INR","in_stock":false},{"title":"5V \/ 8-Channel","offer_id":45076267925744,"sku":"4402586","price":289.0,"currency_code":"INR","in_stock":false},{"title":"5V \/ 16-Channel","offer_id":45076348764400,"sku":"11863898","price":649.0,"currency_code":"INR","in_stock":false},{"title":"5V \/ 16-Channel with LM2596","offer_id":50510545551600,"sku":"2432300275","price":649.0,"currency_code":"INR","in_stock":false},{"title":"12V \/ 1-Channel","offer_id":45076267958512,"sku":"1504657","price":48.0,"currency_code":"INR","in_stock":true},{"title":"12V \/ 2-Channel","offer_id":45076267991280,"sku":"4401497","price":99.0,"currency_code":"INR","in_stock":false},{"title":"12V \/ 4-Channel","offer_id":45076268024048,"sku":"33101196","price":179.0,"currency_code":"INR","in_stock":false},{"title":"12V \/ 6-Channel","offer_id":45076348797168,"sku":"1220572636","price":299.0,"currency_code":"INR","in_stock":true},{"title":"12V \/ 8-Channel","offer_id":45076268056816,"sku":"9120287","price":359.0,"currency_code":"INR","in_stock":false},{"title":"12V \/ 16-Channel","offer_id":45076348829936,"sku":"1220572638","price":679.0,"currency_code":"INR","in_stock":false},{"title":"24V \/ 1-Channel","offer_id":45076268089584,"sku":"1220572640","price":69.0,"currency_code":"INR","in_stock":false},{"title":"24V \/ 2-Channel","offer_id":45076268122352,"sku":"1220572642","price":119.0,"currency_code":"INR","in_stock":false},{"title":"24V \/ 4-Channel","offer_id":45076268155120,"sku":"1220572644","price":199.0,"currency_code":"INR","in_stock":false},{"title":"24V \/ 6-Channel","offer_id":45076348862704,"sku":"1220572646","price":329.0,"currency_code":"INR","in_stock":true},{"title":"24V \/ 8-Channel","offer_id":45076268187888,"sku":"60516730","price":429.0,"currency_code":"INR","in_stock":false},{"title":"24V \/ 16-Channel","offer_id":45076348895472,"sku":"1220572648","price":699.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0088\/0056\/7392\/files\/Blue_Relay_Board_Module_with_Low_Level_Trigger_Optocoupler-makerbazar.png?v=1789974395","url":"https:\/\/makerbazar.in\/products\/low-level-trigger-optocoupler-relay-module","provider":"MakerBazar.in","version":"1.0","type":"link"}