{"product_id":"12v-4-channel-optocoupler-relay-board-module-arduino-compatible","title":"12V 4-Channel Optocoupler Relay Board Module Arduino Compatible","description":"\u003cp\u003eThe 12V 4-Channel Optocoupler Relay Board Module is a versatile switching module designed for controlling higher voltages with microcontrollers including Arduino, ARM, AVR, and PIC. Featuring SMD optocoupler isolation for stable performance, NO\/NC relay contacts rated at 10A, and selectable high\/low level triggering via jumper, it is ideal for smart home control, industrial automation, PLC control, and MCU-based projects.\u003c\/p\u003e\u003ch3\u003eKey Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e 12V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Channels:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwitching Capacity:\u003c\/strong\u003e 10A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Load:\u003c\/strong\u003e AC 250V \/ 10A, DC 30V \/ 10A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrigger Current:\u003c\/strong\u003e 5 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolation:\u003c\/strong\u003e SMD Optocoupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrigger Level:\u003c\/strong\u003e Selectable High \/ Low (via jumper)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay Contacts:\u003c\/strong\u003e NO \/ NC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 72mm (L) × 55mm (W) × 19mm (H)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 80g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicators:\u003c\/strong\u003e Power LED (Green), Relay Status LED (Red) per channel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eModule Interface\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC+:\u003c\/strong\u003e Positive power supply (VCC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC-:\u003c\/strong\u003e Negative power supply (GND)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIN1–IN4:\u003c\/strong\u003e High or low level relay control inputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNO1–4:\u003c\/strong\u003e Normally Open relay outputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCOM1–4:\u003c\/strong\u003e Common relay interfaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNC1–4:\u003c\/strong\u003e Normally Closed relay outputs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePackage Includes\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e1 x 12V 4-Channel Optocoupler Relay Board Module Arduino Compatible\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cem\u003e\u003cstrong\u003eNote: Image is for representation purpose only.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e","brand":"Circuitcomps","offers":[{"title":"Default Title","offer_id":47316819640497,"sku":"CC-000935","price":170.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/0937\/9249\/files\/12V_4-Channel_Optocoupler_Relay_Board_Module_Arduino_Compatible_1.png?v=1782481489","url":"https:\/\/circuitcomps.com\/products\/12v-4-channel-optocoupler-relay-board-module-arduino-compatible","provider":"Circuitcomps","version":"1.0","type":"link"}