{"product_id":"4-3-matrix-membrane-switch-keypad-arduino","title":"4×3 Matrix Membrane Switch Keypad Arduino","description":"\u003cmeta name=\"description\" content=\"Buy 43 Matrix Membrane Switch Keypad Arduino 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\u003e4x3 Matrix Membrane Switch Keypad Arduino\u003c\/h1\u003e\n\n\u003cp\u003eQuality electronics from The Engineer Store, Bengaluru. Fast shipping, 7-day warranty on manufacturing defects, expert support.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\n\u003cp\u003eThe 4x3 Matrix Membrane Switch Keypad is an essential input device for Arduino and microcontroller projects. This 12-button keypad features a reliable membrane switch design, making it ideal for creating custom control interfaces, security systems, calculators, and interactive 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\u003eButton Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 Rows x 3 Columns (12 buttons)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eButton Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMembrane Switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eArduino, Raspberry Pi, PIC, AVR, ARM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8-pin connector (4 row + 4 column pins)\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\u003eContact Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;100Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLife Cycle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1+ million key presses\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e67mm x 50mm x 8mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~25g\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\u003eWhy Choose This Product?\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003e100% Authentic\u003c\/strong\u003e - Sourced from trusted authorized distributors with verification\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFast Delivery\u003c\/strong\u003e - 1-5 day shipping, 7-8 day delivery from Bengaluru warehouse\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExpert Support\u003c\/strong\u003e - Technical guidance via email and WhatsApp\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReliable Performance\u003c\/strong\u003e - 1+ million keypress durability\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEasy Integration\u003c\/strong\u003e - Works seamlessly with Arduino and popular microcontrollers\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCost-Effective\u003c\/strong\u003e - Affordable input solution for DIY and professional projects\u003c\/p\u003e\n\n\u003ch2\u003ePerfect For\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIY Electronics\u003c\/strong\u003e - Hobbyist projects, prototyping, and experimentation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEducational Use\u003c\/strong\u003e - Student projects, robotics clubs, coding bootcamps\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional Applications\u003c\/strong\u003e - Industrial control panels, security systems, automation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Home Projects\u003c\/strong\u003e - Home automation interfaces and control systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGame Development\u003c\/strong\u003e - Custom gaming controllers and input devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIoT Projects\u003c\/strong\u003e - Connected device interfaces and data entry systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\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 4x3 Matrix Membrane Switch Keypad\u003c\/li\u003e\n\u003cli\u003e1x Detailed product datasheet\u003c\/li\u003e\n\u003cli\u003e1x Quick start guide with pinout diagram\u003c\/li\u003e\n\u003cli\u003e1x Arduino library reference (email support)\u003c\/li\u003e\n\u003cli\u003eTechnical documentation and sample code\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection\u003c\/strong\u003e - Connect 8 pins to Arduino digital pins (4 row + 4 column)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLibrary\u003c\/strong\u003e - Use compatible keypad libraries (Keypad.h)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgramming\u003c\/strong\u003e - Simple matrix scanning code for button detection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegration\u003c\/strong\u003e - Integrate with your project logic and applications\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTechnical Highlights\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMembrane Membrane Technology\u003c\/strong\u003e - Reliable, quiet operation with good tactile feedback\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Power Consumption\u003c\/strong\u003e - Minimal current draw, ideal for battery projects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Pinout\u003c\/strong\u003e - Customizable pin assignment in code\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDebouncing Support\u003c\/strong\u003e - Built-in software debouncing capability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Design\u003c\/strong\u003e - Space-saving form factor for embedded applications\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, absolutely! We source from authorized distributors with full authentication verification. Each product comes with genuine packaging and documentation.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat warranty is provided?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-day warranty on manufacturing defects covering all manufacturing defects. If your keypad fails due to defects, we provide free replacement or refund.\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\u003eStandard delivery is 7-8 days to most locations in India from our Bengaluru warehouse. Express options available upon request.\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 available 24\/7 via email and WhatsApp. We help with wiring, coding, troubleshooting, and project guidance.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat's your return policy?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-day returns accepted 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\u003eCan I get bulk discounts?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes! Wholesale pricing available on orders of 10+ units. Contact us via WhatsApp or email for custom quotes.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhich Arduino boards are compatible?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eCompatible with Arduino Uno, Mega, Nano, Pro Mini, and all boards with digital I\/O pins. Also works with Raspberry Pi, PIC, and ARM microcontrollers.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eDo you provide sample code?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes! Sample Arduino sketches and library documentation provided with purchase. Our support team can assist with custom implementations.\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 +91-XXXXXXXXXX\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHours:\u003c\/strong\u003e 24\/7 Support Available\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTrusted by:\u003c\/strong\u003e 10,000+ Electronics Enthusiasts \u0026amp; Professionals\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eOrder your 4x3 Matrix Membrane Switch Keypad today and start building amazing projects!\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eBuy 4×3 Matrix Membrane Switch Keypad Arduino Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003e4×3 Matrix Membrane Switch Keypad Arduino\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\u003e4×3 Matrix Membrane Switch Keypad Arduino\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\u003e4×3 Matrix Membrane Switch Keypad Arduino\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":43774773723299,"sku":"TES-EV8102616","price":87.45,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4479\/7091\/products\/keypad-4x3-arduino.jpg?v=1701087117","url":"https:\/\/www.theengineerstore.in\/zh-hant\/products\/4-3-matrix-membrane-switch-keypad-arduino","provider":"The Engineer Store","version":"1.0","type":"link"}