{"product_id":"hc-sr-04-ultrasonic-sensor-pack-of-25","title":"HC-SR-04 Ultrasonic Sensor ( Pack of 25)","description":"\u003cmeta name=\"description\" content=\"Buy HCSR04 Ultrasonic Sensor Pack of 25 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\u003eHC-SR-04 Ultrasonic Sensor (Pack of 25)\u003c\/h1\u003e\n\n\u003cp\u003ePremium quality ultrasonic distance sensors from \u003cstrong\u003eThe Engineer Store, Bengaluru\u003c\/strong\u003e. Fast shipping, authentic products, 7-day warranty on manufacturing defects, and 24\/7 support.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\n\u003cp\u003eThe HC-SR04 is a popular ultrasonic distance measurement sensor widely used in robotics, automation, and IoT projects. This pack of 25 units is ideal for bulk projects, educational institutions, and professional applications.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecification\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensor Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUltrasonic Distance Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMeasurement Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2cm - 400cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating 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\u003eFrequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e+\/-3mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTrigger Input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10us pulse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e45.7 x 20.5 x 15.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight per unit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~8g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePack of 25 units\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 Product?\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003e100% Authentic\u003c\/strong\u003e - Sourced from trusted authorized distributors\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFast Shipping\u003c\/strong\u003e - 1-5 day shipping, 7-8 day delivery from Bengaluru warehouse\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBulk Savings\u003c\/strong\u003e - Cost-effective pack of 25 units\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExpert Support\u003c\/strong\u003e - Technical guidance available round-the-clock\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReliable Quality\u003c\/strong\u003e - 7-day warranty on manufacturing defects included\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReady to Use\u003c\/strong\u003e - Pre-tested and quality assured\u003c\/p\u003e\n\n\u003ch2\u003eApplications \u0026amp; Project Ideas\u003c\/h2\u003e\n\n\u003ch3\u003eRobotics \u0026amp; Automation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eObstacle detection and avoidance systems\u003c\/li\u003e\n\u003cli\u003eLine-following robots with distance sensing\u003c\/li\u003e\n\u003cli\u003eAutonomous vehicle navigation\u003c\/li\u003e\n\u003cli\u003eCollision detection systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIndustrial \u0026amp; Commercial\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eParking assistance systems\u003c\/li\u003e\n\u003cli\u003eLevel detection and monitoring\u003c\/li\u003e\n\u003cli\u003eProximity sensing in manufacturing\u003c\/li\u003e\n\u003cli\u003eAutomated door systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eEducation \u0026amp; Learning\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eArduino and Raspberry Pi projects\u003c\/li\u003e\n\u003cli\u003eEmbedded systems coursework\u003c\/li\u003e\n\u003cli\u003eIoT and smart home prototyping\u003c\/li\u003e\n\u003cli\u003eEngineering lab experiments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDIY \u0026amp; Hobbyist Projects\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSmart home automation\u003c\/li\u003e\n\u003cli\u003eDistance measurement devices\u003c\/li\u003e\n\u003cli\u003eInteractive art installations\u003c\/li\u003e\n\u003cli\u003ePrototype development\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat's Included in the Box\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003ePack Contents:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e25 x HC-SR04 Ultrasonic Sensors (pre-tested)\u003c\/li\u003e\n\u003cli\u003eComplete technical documentation\u003c\/li\u003e\n\u003cli\u003ePin configuration guide\u003c\/li\u003e\n\u003cli\u003eSample Arduino code snippets\u003c\/li\u003e\n\u003cli\u003eQuick start guide\u003c\/li\u003e\n\u003cli\u003eEmail\/WhatsApp support contact details\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Highlights\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003ePinout Configuration:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVCC (Power Supply)\u003c\/li\u003e\n\u003cli\u003eGND (Ground)\u003c\/li\u003e\n\u003cli\u003eTRIG (Trigger Input)\u003c\/li\u003e\n\u003cli\u003eECHO (Output Signal)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow It Works:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eSend 10us pulse to TRIG pin\u003c\/li\u003e\n\u003cli\u003eSensor emits ultrasonic waves\u003c\/li\u003e\n\u003cli\u003eWaves reflect off objects\u003c\/li\u003e\n\u003cli\u003eECHO pin outputs proportional pulse width\u003c\/li\u003e\n\u003cli\u003eCalculate distance: Distance = (Echo Time x Speed of Sound) \/ 2\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eQ: Is this 100% authentic?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, absolutely. All units are sourced from authorized distributors with authentication verification. Each sensor is tested before dispatch to ensure quality standards.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eQ: What warranty do I get?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-day warranty on manufacturing defects covering all manufacturing defects. If any unit fails, we offer free replacement or full refund.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eQ: How fast is the shipping?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eStandard delivery is 7-8 days to most locations in India from our Bengaluru warehouse. Express options available on request.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eQ: Do you provide technical support?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes! We offer 24\/7 technical support via email and WhatsApp. Our team can help with wiring, coding, troubleshooting, and project guidance.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eQ: What's the return policy?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-day return window on defective items 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\u003eQ: Are bulk discounts available?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes! Special wholesale pricing is available for orders of 10+ packs (250+ units). Contact our sales team for custom quotes.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eQ: Can I use these with Arduino, Raspberry Pi, or other platforms?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes! The HC-SR04 is compatible with Arduino, Raspberry Pi, STM32, PIC, and most microcontroller platforms. We provide sample code for popular platforms.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eQ: What's the maximum measurement distance?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThe sensor can accurately measure distances up to 400cm (4 meters) under normal conditions. Accuracy is +\/-3mm at typical operating distances.\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\u003cp\u003e\u003cstrong\u003eLocation:\u003c\/strong\u003e Bengaluru, India\u003c\/p\u003e\n\n\u003ch2\u003eWhy Buy from The Engineer Store?\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eTrusted by Engineers \u0026amp; Hobbyists\u003c\/strong\u003e - 5000+ satisfied customers\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuality Assurance\u003c\/strong\u003e - Every unit tested before shipment\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompetitive Pricing\u003c\/strong\u003e - Best rates for authentic products\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFast \u0026amp; Reliable Delivery\u003c\/strong\u003e - Shipped within 24 hours\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eComprehensive Support\u003c\/strong\u003e - Technical help at every step\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003e\u003c\/em\u003eOrder your HC\u003c\/p\u003e\n\u003ch2\u003eBuy HC-SR-04 Ultrasonic Sensor ( Pack of 25) Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003eHC-SR-04 Ultrasonic Sensor ( Pack of 25)\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\u003eHC-SR-04 Ultrasonic Sensor ( Pack of 25)\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\u003eHC-SR-04 Ultrasonic Sensor ( Pack of 25)\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":43774290624675,"sku":"TES-EV104327","price":1309.1,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4479\/7091\/products\/unoPackof25_6.png?v=1701077895","url":"https:\/\/www.theengineerstore.in\/zh-hant\/products\/hc-sr-04-ultrasonic-sensor-pack-of-25","provider":"The Engineer Store","version":"1.0","type":"link"}