{"product_id":"16-key-4-x-4-switch-keypad-membrane-for-arduino-arm-and-other-mcu","title":"16 Key 4 X 4 Switch Keypad Membrane for Arduino, ARM and other MCU","description":"\u003cmeta name=\"description\" content=\"Buy 16 Key 4 X 4 Switch Keypad Membrane for Arduino ARM and othe 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\u003e16 Key 4 X 4 Switch Keypad Membrane for Arduino, ARM and other MCU\u003c\/h1\u003e\n\n\u003cp\u003ePremium quality keypad module 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 16 Key 4x4 Switch Keypad Membrane is an essential input device for microcontroller projects. This matrix keypad features 16 tactile switches arranged in a 4x4 grid, making it ideal for creating custom control interfaces, security systems, calculators, and interactive embedded applications.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e16 Tactile Switches\u003c\/strong\u003e - Responsive, reliable button inputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4x4 Matrix Configuration\u003c\/strong\u003e - Easy multiplexing with minimal GPIO pins\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMembrane Technology\u003c\/strong\u003e - Durable and dust-resistant design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Compatibility\u003c\/strong\u003e - Works with Arduino, ARM, PIC, and all standard MCUs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Power Consumption\u003c\/strong\u003e - Minimal current draw\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Design\u003c\/strong\u003e - Space-efficient for embedded projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eParameter\u003c\/td\u003e\n\u003ctd\u003eDetails\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\u003eConfiguration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4x4 Matrix Keypad\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Keys\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16\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)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eContact Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGold-plated for reliability\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.3V - 5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLifespan\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\u003eCompact form factor\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\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\u003eExpert Support\u003c\/strong\u003e - Full technical guidance included\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReliable Quality\u003c\/strong\u003e - Tested and verified before dispatch\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCost-Effective\u003c\/strong\u003e - Best value for money\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBulk Discounts\u003c\/strong\u003e - Available on wholesale orders\u003c\/p\u003e\n\n\u003ch2\u003eApplications \u0026amp; Project Ideas\u003c\/h2\u003e\n\n\u003ch3\u003eDIY \u0026amp; Hobbyist Projects\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCustom control panels\u003c\/li\u003e\n\u003cli\u003eGame controllers\u003c\/li\u003e\n\u003cli\u003eMusic synthesizers\u003c\/li\u003e\n\u003cli\u003eHome automation interfaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eEducational \u0026amp; Learning\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMicrocontroller training\u003c\/li\u003e\n\u003cli\u003eEmbedded systems learning\u003c\/li\u003e\n\u003cli\u003eArduino project development\u003c\/li\u003e\n\u003cli\u003eStudent skill development\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProfessional \u0026amp; Industrial\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSecurity alarm keypads\u003c\/li\u003e\n\u003cli\u003eIndustrial control systems\u003c\/li\u003e\n\u003cli\u003eAccess control devices\u003c\/li\u003e\n\u003cli\u003eCommercial equipment interfaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecific Project Examples\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalculator\u003c\/strong\u003e - Build a functional calculator with LCD display\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor Lock System\u003c\/strong\u003e - Create a PIN-based access control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobot Control\u003c\/strong\u003e - Command interface for robotics projects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMenu Navigation\u003c\/strong\u003e - UI for smart devices and appliances\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat's Included in the Box\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e1x 16 Key 4x4 Switch Keypad Membrane module\u003c\/li\u003e\n\u003cli\u003ePin header connector\u003c\/li\u003e\n\u003cli\u003eQuick start guide with pinout diagram\u003c\/li\u003e\n\u003cli\u003eSample Arduino\/embedded code (where applicable)\u003c\/li\u003e\n\u003cli\u003eTechnical documentation\u003c\/li\u003e\n\u003cli\u003eSupport contact information\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\u003eConnect to MCU\u003c\/strong\u003e - Wire the 8 pins (4 rows + 4 columns) to GPIO pins\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLoad Keypad Library\u003c\/strong\u003e - Use Arduino Keypad library or custom code\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfigure Matrix\u003c\/strong\u003e - Define row and column pins in your code\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMap Keys\u003c\/strong\u003e - Assign functions to each of the 16 keys\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrate\u003c\/strong\u003e - Combine with your project logic\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArduino\u003c\/strong\u003e - Uno, Nano, Mega, Due\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eARM Microcontrollers\u003c\/strong\u003e - STM32, LPC, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOther MCUs\u003c\/strong\u003e - PIC, AVR, 8051, and similar platforms\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDevelopment Boards\u003c\/strong\u003e - Raspberry Pi (with GPIO), BeagleBone, etc.\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. All products are sourced from authorized distributors with complete authentication verification. We guarantee original components.\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, mechanical failures, and non-responsive keys. Covers parts and technical support.\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\u003e1-5 day shipping, 7-8 day delivery to most locations in India from our Bengaluru warehouse. Express options 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, complete technical support is available 24\/7 via email and WhatsApp. Our engineers can help with wiring, coding, and troubleshooting.\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 money-back guarantee on defective items. Full refund or replacement available with applicable on manufacturing defects only.\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 is available on orders of 10+ units. Contact us for custom quotes on larger quantities.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eCan I use this with Raspberry Pi?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, with GPIO configuration. We provide guidance on proper interfacing and recommended libraries.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat's the key lifespan?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eEach key is rated for 1+ million presses, ensuring long-term reliability for continuous use applications.\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, Arduino sketches and example code are provided. Full documentation helps you get started quickly.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eIs this suitable for commercial products?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eAbsolutely. The keypad is reliable enough for industrial and commercial applications with proper integration.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eCustomer Support\u003c\/h2\u003e\n\n\u003cp\u003e\u003cem\u003e\u003c\/em\u003eNeed Help\u003c\/p\u003e\n\u003ch2\u003eBuy 16 Key 4 X 4 Switch Keypad Membrane for Arduino, ARM and other MCU Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003e16 Key 4 X 4 Switch Keypad Membrane for Arduino, ARM and other MCU\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\u003e16 Key 4 X 4 Switch Keypad Membrane for Arduino, ARM and other MCU\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\u003e16 Key 4 X 4 Switch Keypad Membrane for Arduino, ARM and other MCU\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":43774733254819,"sku":"TES-EV8102447","price":75.79,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4479\/7091\/products\/4_C3_974-Matrix-Keypad-Membrane-Switch-for-Arduino-ARM-and-other-MCU1.jpg?v=1701086649","url":"https:\/\/www.theengineerstore.in\/zh-hant\/products\/16-key-4-x-4-switch-keypad-membrane-for-arduino-arm-and-other-mcu","provider":"The Engineer Store","version":"1.0","type":"link"}