{"product_id":"4-channel-isolated-5v-10a-relay-module-opto-coupler-for-arduino-pic-avr-dsp-arm","title":"4 Channel Isolated 5V 10A Relay Module opto coupler For Arduino PIC AVR DSP ARM","description":"\u003cmeta name=\"description\" content=\"Buy 4 Channel Isolated 5V 10A Relay Module opto coupler For Ardu 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\u003e4 Channel Isolated 5V 10A Relay Module with Opto Coupler For Arduino PIC AVR DSP ARM\u003c\/h1\u003e\n\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eControl high-power circuits safely with this professional-grade 4-channel isolated relay module. Featuring optical isolation and robust design, it's the perfect interface between microcontrollers and high-current applications.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eFeature\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChannels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 Independent Relay Channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelay Contact Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10A @ 250VAC \/ 30VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIsolation Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOpto Coupler (Optical Isolation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Platforms\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eArduino, PIC, AVR, DSP, ARM, Raspberry Pi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Logic\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLow-level trigger (Active Low)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelay Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectromagnetic SPDT (Single Pole Double Throw)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModule Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCompact PCB design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLED Indicators\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIndividual status LEDs per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7-day warranty on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupport\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24\/7 Email \u0026amp; WhatsApp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eWhy Choose This Relay Module?\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eOptical Isolation\u003c\/strong\u003e - Complete electrical isolation protects your microcontroller from high-voltage spikes and noise\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHigh Current Capacity\u003c\/strong\u003e - 10A rating handles demanding applications\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e4 Independent Channels\u003c\/strong\u003e - Control 4 separate circuits simultaneously\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUniversal Compatibility\u003c\/strong\u003e - Works with Arduino, PIC, AVR, ARM, and other platforms\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLED Status Indicators\u003c\/strong\u003e - Visual feedback for each relay state\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIndustrial-Grade Quality\u003c\/strong\u003e - Reliable performance in professional environments\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEasy Integration\u003c\/strong\u003e - Simple pin configuration and straightforward control\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAuthentic \u0026amp; Tested\u003c\/strong\u003e - 100% genuine with quality assurance\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Advantages\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpto Coupler Protection\u003c\/strong\u003e: Prevents voltage spikes from damaging your microcontroller\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Trigger Current\u003c\/strong\u003e: Minimal power draw from control pins\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Switching\u003c\/strong\u003e: Rapid relay response for time-critical applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Design\u003c\/strong\u003e: Fits easily into breadboards and custom PCBs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Dissipation\u003c\/strong\u003e: Proper relay spacing prevents thermal issues\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications \u0026amp; Project Ideas\u003c\/h2\u003e\n\n\u003ch3\u003eHome Automation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSmart lighting control systems\u003c\/li\u003e\n\u003cli\u003eAutomated fan and AC management\u003c\/li\u003e\n\u003cli\u003eWater pump automation\u003c\/li\u003e\n\u003cli\u003eDoor lock control\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIndustrial \u0026amp; Professional\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMachine control and automation\u003c\/li\u003e\n\u003cli\u003eMotor starter circuits\u003c\/li\u003e\n\u003cli\u003ePower distribution switching\u003c\/li\u003e\n\u003cli\u003eSafety interlocking systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eEducational \u0026amp; Hobby\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eArduino learning projects\u003c\/li\u003e\n\u003cli\u003eIoT device prototyping\u003c\/li\u003e\n\u003cli\u003eRobotics and robotics competitions\u003c\/li\u003e\n\u003cli\u003eDIY smart home experiments\u003c\/li\u003e\n\u003cli\u003eElectronics skill development\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdvanced Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGreenhouse automation\u003c\/li\u003e\n\u003cli\u003eWeather station control\u003c\/li\u003e\n\u003cli\u003eSecurity system integration\u003c\/li\u003e\n\u003cli\u003eRemote device switching\u003c\/li\u003e\n\u003cli\u003eMulti-load control systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePin Configuration\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin\u003c\/td\u003e\n\u003ctd\u003eFunction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVCC\u003c\/td\u003e\n\u003ctd\u003e+5V Power Supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003ctd\u003eGround\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIN1-IN4\u003c\/td\u003e\n\u003ctd\u003eControl inputs (Active Low)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCOM1-COM4\u003c\/td\u003e\n\u003ctd\u003eCommon relay terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNO1-NO4\u003c\/td\u003e\n\u003ctd\u003eNormally Open contacts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNC1-NC4\u003c\/td\u003e\n\u003ctd\u003eNormally Closed contacts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eIn the Box:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1x 4-Channel Isolated Relay Module\u003c\/li\u003e\n\u003cli\u003eComplete pin-out documentation\u003c\/li\u003e\n\u003cli\u003eQuick start guide\u003c\/li\u003e\n\u003cli\u003eTechnical datasheet\u003c\/li\u003e\n\u003cli\u003eSupport contact information\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003e100% Authentic\u003c\/strong\u003e - Sourced from authorized distributors\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFactory Tested\u003c\/strong\u003e - Pre-tested before shipment\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuality Verified\u003c\/strong\u003e - Strict quality control standards\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCertified Components\u003c\/strong\u003e - Original relay and opto coupler components\u003c\/p\u003e\n\n\u003ch2\u003eShipping \u0026amp; Support\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eFast Delivery\u003c\/strong\u003e - 1-5 days from Bengaluru warehouse, delivered in 7-8 days\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePan-India Shipping\u003c\/strong\u003e - Reliable courier partners\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e24\/7 Technical Support\u003c\/strong\u003e - Email \u0026amp; WhatsApp assistance\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e7-day warranty on manufacturing defects\u003c\/strong\u003e - Full manufacturer coverage\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e7-Day Returns\u003c\/strong\u003e - Hassle-free returns on defects\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eIs this module 100% authentic?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, absolutely. We source all components from authorized distributors with full authentication verification. Each module undergoes quality testing before shipment.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat's the warranty coverage?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-day warranty on manufacturing defects covering all manufacturing defects. We also offer 7-day returns for defective units with full refund or replacement.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eHow fast is the shipping?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eStandard shipping is 7-8 days to most of India from our Bengaluru warehouse. Express options available for urgent requirements.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eCan I use this with Arduino?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes! This module is fully compatible with Arduino and all Arduino boards. Simply connect control pins to digital outputs and power from 5V supply.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat's the maximum switching current?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eEach relay can handle up to 10A at 250VAC or 30VDC. This is suitable for most household and industrial applications.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eDo you provide technical support?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, our technical team provides 24\/7 support via email and WhatsApp. We help with wiring, programming, troubleshooting, and project guidance.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eIs there a bulk discount?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes! We offer wholesale pricing on orders of 10+ units. Contact us for custom quotes and bulk discounts.\u003c\/p\u003e\u003c\/details\u003e\n\u003ch2\u003eBuy 4 Channel Isolated 5V 10A Relay Module opto coupler For Arduino PIC AVR DSP ARM Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003e4 Channel Isolated 5V 10A Relay Module opto coupler For Arduino PIC AVR DSP ARM\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\u003e4 Channel Isolated 5V 10A Relay Module opto coupler For Arduino PIC AVR DSP ARM\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\u003e4 Channel Isolated 5V 10A Relay Module opto coupler For Arduino PIC AVR DSP ARM\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":48745177121025,"sku":"TTD-15072","price":187.84,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/1577\/3185\/files\/cc2e08fd96708491dd54267f5fb158ce.jpg?v=1778082857","url":"https:\/\/techdepot.in\/products\/4-channel-isolated-5v-10a-relay-module-opto-coupler-for-arduino-pic-avr-dsp-arm","provider":"Tech Depot India","version":"1.0","type":"link"}