{"product_id":"2-ch-5v-relay-board-with-optocoupler","title":"2-Ch 5V relay Board with optocoupler","description":"\u003cmeta name=\"description\" content=\"Buy 2Ch 5V relay Board with optocoupler online in India at best price from The Tech Depot, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\u003ch1\u003e2-Channel 5V Relay Board with Optocoupler\u003c\/h1\u003e\n\u003cp\u003eControl high-voltage appliances safely from your microcontroller with this 2-channel 5V relay module featuring built-in optocoupler isolation. Designed for Arduino, Raspberry Pi, ESP32, and other 5V-compatible development boards, this relay module lets you switch AC\/DC loads up to 250V AC \/ 30V DC while keeping your logic circuits electrically isolated and protected. A must-have module for home automation, IoT projects, and industrial control applications. Premium quality from The Tech Depot, Bengaluru - fast shipping, 7-day warranty on manufacturing defects, and dedicated technical support.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003e2-Channel Relay Module with Optocoupler Isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay Operating Voltage\u003c\/td\u003e\n\u003ctd\u003e5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Trigger Level\u003c\/td\u003e\n\u003ctd\u003eLow-level trigger (active LOW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e2 (independently controllable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay Type\u003c\/td\u003e\n\u003ctd\u003eSPDT (Single Pole Double Throw) - NO, NC, COM terminals per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Switching Voltage\u003c\/td\u003e\n\u003ctd\u003e250V AC \/ 30V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Switching Current\u003c\/td\u003e\n\u003ctd\u003e10A per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Method\u003c\/td\u003e\n\u003ctd\u003eOptocoupler (optical isolation between control and load side)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Input Voltage\u003c\/td\u003e\n\u003ctd\u003e3.3V - 5V logic compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuiescent Current (per relay)\u003c\/td\u003e\n\u003ctd\u003e~70-80 mA when energized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay Indicator\u003c\/td\u003e\n\u003ctd\u003eIndividual red LED per channel (lights when relay is active)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Indicator\u003c\/td\u003e\n\u003ctd\u003eGreen LED for board power status\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Type\u003c\/td\u003e\n\u003ctd\u003eScrew terminals for load connections; pin header for control signals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin Header Interface\u003c\/td\u003e\n\u003ctd\u003eVCC, GND, IN1, IN2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoard Dimensions\u003c\/td\u003e\n\u003ctd\u003e~50mm x 38mm x 18mm (L x W x H)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Holes\u003c\/td\u003e\n\u003ctd\u003e4 x M3 mounting holes for secure installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 degreesC to +85 degreesC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay Mechanical Life\u003c\/td\u003e\n\u003ctd\u003e~100,000 operations (typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay Electrical Life\u003c\/td\u003e\n\u003ctd\u003e~50,000 operations at rated load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eArduino Uno\/Mega\/Nano, Raspberry Pi, ESP8266, ESP32, STM32, PIC, and other MCUs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e7-day warranty on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003eEmail \u0026amp; WhatsApp 24\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptocoupler Isolation:\u003c\/strong\u003e Electrically isolates the microcontroller from high-voltage relay circuits, preventing noise, voltage spikes, and ground loops from damaging your logic board\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 Independent Channels:\u003c\/strong\u003e Control two separate appliances or loads simultaneously with individual relay outputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSPDT Relay Contacts:\u003c\/strong\u003e Each channel provides Normally Open (NO), Normally Closed (NC), and Common (COM) terminals for maximum wiring flexibility\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-Level Trigger:\u003c\/strong\u003e Active-LOW input means the relay energizes when the input pin is pulled to GND - compatible with most microcontroller GPIO outputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Current Handling:\u003c\/strong\u003e Each relay can switch loads up to 10A at 250V AC or 30V DC, suitable for lights, fans, motors, heaters, and solenoids\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED Status Indicators:\u003c\/strong\u003e Individual red LEDs show relay activation status at a glance; green LED confirms board power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScrew Terminal Connections:\u003c\/strong\u003e Secure, tool-tightened screw terminals for reliable high-voltage load wiring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Mountable:\u003c\/strong\u003e Small PCB footprint with four M3 mounting holes for clean installation in enclosures and project boxes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Voltage Logic Compatibility:\u003c\/strong\u003e Works with both 3.3V and 5V logic levels, making it compatible with Arduino, ESP32, Raspberry Pi, and more\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Relay Construction:\u003c\/strong\u003e Rated for 100,000 mechanical cycles, ensuring long-term reliability in repeated switching applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose This 2-Channel Relay Module?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% Authentic:\u003c\/strong\u003e Sourced directly from trusted and authorized component suppliers - no clones or counterfeits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafe Isolation Design:\u003c\/strong\u003e Optocoupler-based isolation protects your expensive microcontroller from relay-side electrical noise and surges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug-and-Play Simplicity:\u003c\/strong\u003e Standard pin header interface connects directly to Arduino and other boards - no additional driver circuitry required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Load Switching:\u003c\/strong\u003e Handle everything from low-voltage DC devices to mains-powered AC appliances with a single module\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from Bengaluru:\u003c\/strong\u003e \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhen will I receive my order?\u003c\/summary\u003e\n\u003cp\u003eProducts ship within 1-5 days from our Bengaluru warehouse. Delivery within 7-8 days to most locations across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs technical support available?\u003c\/summary\u003e\n\u003cp\u003eYes, 24\/7 support via email and WhatsApp for setup, troubleshooting, and application guidance.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is your return policy?\u003c\/summary\u003e\n\u003cp\u003e7-day returns on manufacturing defects only. Full refund or replacement. Not applicable for user damage or misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre bulk discounts available?\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing on orders of 10+ units. Contact us via WhatsApp or email for a custom quote.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003ch2\u003eBuy 2-Ch 5V relay Board with optocoupler Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003e2-Ch 5V relay Board with optocoupler\u003c\/strong\u003e online at \u003ca href=\"https:\/\/thetechdepot.in\"\u003eThe Tech Depot\u003c\/a\u003e - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003e2-Ch 5V relay Board with optocoupler\u003c\/strong\u003e with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.\u003c\/p\u003e\n\u003cp\u003eLooking to buy \u003cstrong\u003e2-Ch 5V relay Board with optocoupler\u003c\/strong\u003e at the best price in India? The Tech Depot offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.\u003c\/p\u003e","brand":"The Tech Depot","offers":[{"title":"Default Title","offer_id":48746575036673,"sku":"TTD-18050","price":221.54,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/1577\/3185\/files\/120c360f8250d5cbe28a50726032a71b.jpg?v=1778107905","url":"https:\/\/techdepot.in\/products\/2-ch-5v-relay-board-with-optocoupler","provider":"Tech Depot India","version":"1.0","type":"link"}