{"product_id":"8-ch-12v-uln2003-based-relay-board","title":"8-CH 12V ULN2003 Based Relay Board","description":"\u003cmeta name=\"description\" content=\"Buy 8CH 12V ULN2003 Based 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-CH 12V ULN2003 Based Relay Board\u003c\/h1\u003e\n\n\u003cp\u003e\u003cstrong\u003eQuality electronics from The Engineer Store, Bengaluru. Fast shipping, 7-day warranty on manufacturing defects, expert support.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\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\u003e8 Relay Channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDriver IC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eULN2003 (Darlington Array)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectronics Component\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\u003eEmail \u0026amp; WhatsApp 24\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e8-Channel 12V ULN2003 Based Relay Board\u003c\/strong\u003e is a versatile relay control module designed for switching high-power loads using low-voltage logic signals. The ULN2003 Darlington array driver provides reliable current amplification, making it ideal for microcontroller and Arduino projects.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e8 Independent Relay Channels\u003c\/strong\u003e - Control multiple devices simultaneously\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eULN2003 Driver IC\u003c\/strong\u003e - Built-in current amplification for safe logic-level switching\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12V Operating Voltage\u003c\/strong\u003e - Standard industrial voltage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Design\u003c\/strong\u003e - Easy integration into projects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED Indicators\u003c\/strong\u003e - Visual feedback for relay status\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScrew Terminals\u003c\/strong\u003e - Secure and reliable connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose This?\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003e100% Authentic\u003c\/strong\u003e - Sourced from trusted suppliers with verification\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFast Shipping\u003c\/strong\u003e - 1-5 days from Bengaluru warehouse, delivered in 7-8 days\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExpert Support\u003c\/strong\u003e - Technical assistance via email \u0026amp; WhatsApp\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer Warranty\u003c\/strong\u003e - 1-year coverage on all defects\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTested Quality\u003c\/strong\u003e - Pre-tested before dispatch\u003c\/p\u003e\n\n\u003ch2\u003eProject Ideas\u003c\/h2\u003e\n\n\u003ch3\u003eDIY Electronics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHome automation systems\u003c\/li\u003e\n\u003cli\u003eArduino-based control projects\u003c\/li\u003e\n\u003cli\u003eIoT device switching\u003c\/li\u003e\n\u003cli\u003eHobby robotics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProfessional Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIndustrial automation\u003c\/li\u003e\n\u003cli\u003eHVAC control systems\u003c\/li\u003e\n\u003cli\u003eLighting management\u003c\/li\u003e\n\u003cli\u003eEquipment switching\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eLearning \u0026amp; Education\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eElectronics courses\u003c\/li\u003e\n\u003cli\u003eMicrocontroller training\u003c\/li\u003e\n\u003cli\u003eStudent projects\u003c\/li\u003e\n\u003cli\u003eSkill development\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Details\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eTypical Applications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eControlling AC\/DC motors\u003c\/li\u003e\n\u003cli\u003eSwitching solenoids and electromagnets\u003c\/li\u003e\n\u003cli\u003eLight and fan control\u003c\/li\u003e\n\u003cli\u003ePump and valve automation\u003c\/li\u003e\n\u003cli\u003eAlarm system activation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eArduino boards (Uno, Mega, Nano)\u003c\/li\u003e\n\u003cli\u003eRaspberry Pi (with voltage regulation)\u003c\/li\u003e\n\u003cli\u003e8051 microcontrollers\u003c\/li\u003e\n\u003cli\u003ePLC systems\u003c\/li\u003e\n\u003cli\u003eAny 5V logic-level controller\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eIncluded:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e8-Channel Relay Board (fully assembled)\u003c\/li\u003e\n\u003cli\u003eUser manual and pin configuration guide\u003c\/li\u003e\n\u003cli\u003eQuick start documentation\u003c\/li\u003e\n\u003cli\u003eTechnical support contact information\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eIs this 100% authentic?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, sourced from authorized distributors with authentication verification. Every unit is tested before dispatch.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat warranty is included?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-day warranty on manufacturing defects covering all defects in materials and workmanship. Excludes physical damage from misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eHow fast is shipping?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-8 days to most of India from our Bengaluru warehouse. Express shipping available for urgent orders.\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, full technical support via email and WhatsApp 24\/7. Get help with installation, troubleshooting, and project guidance.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat is your return policy?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-day returns on manufacturing defects only with full refund or replacement. applicable on manufacturing defects only if the product is faulty.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eAre bulk discounts available?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing available on orders of 10+ units. Contact us for custom quotes.\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, fully compatible with Arduino boards. Connect the signal pins to digital outputs and power with 12V supply.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat is the maximum load capacity?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eEach relay typically handles up to 10A at 250V AC or 30V DC. Refer to the manual for exact specifications.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eCustomer Support\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eEmail:\u003c\/strong\u003e support@theengineerstore.in\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhatsApp:\u003c\/strong\u003e Available 24\/7\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eResponse Time:\u003c\/strong\u003e Within 2 hours\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eOrder your 8-CH 12V ULN2003 Relay Board today and bring your projects to life!\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eBuy 8-CH 12V ULN2003 Based Relay Board Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003e8-CH 12V ULN2003 Based 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-CH 12V ULN2003 Based 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-CH 12V ULN2003 Based 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":43774066753699,"sku":"TES-EV103520","price":428.16,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4479\/7091\/products\/WhatsAppImage2021-07-27at1.04.14PM_1.jpg?v=1701076235","url":"https:\/\/www.theengineerstore.in\/or\/products\/8-ch-12v-uln2003-based-relay-board","provider":"The Engineer Store","version":"1.0","type":"link"}