{"product_id":"8-channel-5v-relay-board","title":"8 Channel 5V Relay Board","description":"\u003cmeta name=\"description\" content=\"Buy 8 Channel 5V Relay Board online in India at best price from The Engineer Store, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\u003ch1\u003e8 Channel 5V Relay Board\u003c\/h1\u003e\n\u003cp\u003eControl up to 8 high-power devices independently using your Arduino, Raspberry Pi, ESP32, or any microcontroller with this robust 8 Channel 5V Relay Module. Ideal for home automation, industrial switching, and IoT projects, this board features optocoupler isolation for safe, reliable operation. Available now from The Engineer Store, Bengaluru with 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\u003e8 Channel Relay Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTrigger Signal\u003c\/td\u003e\n\u003ctd\u003e3.3V \/ 5V Logic (Active Low)\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 per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Rating\u003c\/td\u003e\n\u003ctd\u003e10A @ 250V AC \/ 10A @ 30V DC (per relay)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eOptocoupler isolated inputs for MCU protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e8 Independent Channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndicator LEDs\u003c\/td\u003e\n\u003ctd\u003e8 individual status LEDs (one per channel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Pins\u003c\/td\u003e\n\u003ctd\u003eIN1-IN8, VCC, GND, JD-VCC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoard Dimensions\u003c\/td\u003e\n\u003ctd\u003eApprox. 138 x 51 x 20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003e4 screw holes for secure panel\/chassis mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eArduino, Raspberry Pi, ESP8266, ESP32, STM32, PIC, and more\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal \/ Authentic Quality\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\u003e8 Independent Relay Channels:\u003c\/strong\u003e Switch up to eight separate AC or DC loads simultaneously, each rated at 10A @ 250V AC for high-power applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptocoupler Isolation:\u003c\/strong\u003e Each input channel is optically isolated from the relay coil, protecting your microcontroller from voltage spikes and electrical noise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive Low Trigger:\u003c\/strong\u003e Standard active-low logic ensures easy interfacing with Arduino, ESP32, Raspberry Pi GPIO, and other 3.3V\/5V platforms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndividual Status LEDs:\u003c\/strong\u003e Dedicated LED indicator on each channel provides instant visual confirmation of relay ON\/OFF state for easy debugging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSPDT Relay Contacts:\u003c\/strong\u003e Each relay offers Normally Open (NO), Normally Closed (NC), and Common (COM) terminals, giving you maximum wiring flexibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeparable Power Supply (JD-VCC Jumper):\u003c\/strong\u003e Isolate relay coil power from MCU logic power by removing the JD-VCC jumper and using an external 5V supply - critical for stable, noise-free operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScrew Terminal Outputs:\u003c\/strong\u003e Secure, reliable screw terminals on each relay channel for robust high-voltage wiring connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Mountable Design:\u003c\/strong\u003e Four corner mounting holes allow secure installation inside enclosures, control panels, or project boxes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Works seamlessly with Arduino Uno, Mega, Nano, Raspberry Pi, ESP8266, ESP32, STM32, PIC, BeagleBone, and virtually any microcontroller.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose This 8 Channel Relay Board?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e100% authentic module sourced directly from trusted, authorized suppliers\u003c\/li\u003e\n\u003cli\u003eOptocoupler isolation ensures your microcontroller stays safe from high-voltage transients\u003c\/li\u003e\n\u003cli\u003eHandles real-world loads - lights, fans, motors, pumps, solenoids, heaters, and more\u003c\/li\u003e\n\u003cli\u003ePerfect balance of channel count and board size for multi-device automation projects\u003c\/li\u003e\n\u003cli\u003eExtensively tested and proven in thousands of Arduino and Raspberry Pi projects worldwide\u003c\/li\u003e\n\u003cli\u003e1-5 day shipping, 7-8 day delivery across India from our Bengaluru warehouse; same-day delivery in Bengaluru\u003c\/li\u003e\n\u003cli\u003eExpert technical support included - get help with wiring, code, and integration\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eProject Ideas\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHome Automation System:\u003c\/strong\u003e Control 8 household appliances - lights, fans, water heater, TV, air purifier, and more - from your smartphone via WiFi using ESP32 or Raspberry Pi with Blynk, Home Assistant, or MQTT.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Irrigation Controller:\u003c\/strong\u003e Automate 8 separate irrigation zones with soil moisture sensors and a scheduled watering system for gardens, farms, or greenhouses.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Equipment Switching:\u003c\/strong\u003e Build a relay-based control panel to manage motors, pumps, conveyor belts, solenoid valves, and compressors in factory or workshop environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAquarium \/ Terrarium Controller:\u003c\/strong\u003e Independently manage heaters, lights, filters, air pumps, CO2 solenoids, and dosing pumps on automated schedules.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eServer Room \/ Data Center Power Management:\u003c\/strong\u003e Remotely reboot or power-cycle servers, routers, switches, and UPS units through a web-based dashboard.\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 8 Channel 5V Relay Board Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003e8 Channel 5V Relay Board\u003c\/strong\u003e online at \u003ca href=\"https:\/\/theengineerstore.in\"\u003eThe Engineer Store\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\u003e8 Channel 5V Relay Board\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\u003e8 Channel 5V Relay Board\u003c\/strong\u003e at the best price in India? The Engineer Store 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":"My Store","offers":[{"title":"Default Title","offer_id":43773718560931,"sku":"TES-EV102436","price":275.99,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4479\/7091\/products\/WhatsApp_Image_2021-09-08_at_1.45.08_PM-removebg-preview.png?v=1701074077","url":"https:\/\/www.theengineerstore.in\/zh-hans\/products\/8-channel-5v-relay-board","provider":"The Engineer Store","version":"1.0","type":"link"}