{"product_id":"piezoelectric-vibration-shock-sensor-module-adjustable-sensitivity-ttl-arduino","title":"Piezoelectric Vibration Shock Sensor Module — Adjustable Sensitivity, TTL Output, for Arduino","description":"\u003ch2\u003ePiezoelectric Vibration \u0026amp; Shock Sensor Module — Adjustable Sensitivity, TTL Output\u003c\/h2\u003e\u003cp\u003eThis \u003cstrong\u003epiezoelectric vibration sensor module\u003c\/strong\u003e detects mechanical shock, knock, and vibration using a piezoelectric ceramic element. When vibration is detected, the module outputs a TTL-level digital signal that can be read directly by Arduino, STM32, 51 MCU, or any 5V microcontroller. Sensitivity is adjustable via an onboard potentiometer, making it suitable for a wide range of detection thresholds.\u003c\/p\u003e\u003ch3\u003eKey Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eTTL digital (HIGH\/LOW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Control Current\u003c\/td\u003e\n\u003ctd\u003eUp to 1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Output\u003c\/td\u003e\n\u003ctd\u003eYes (analog signal pin available)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensitivity Adjustment\u003c\/td\u003e\n\u003ctd\u003eOnboard potentiometer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePCB Dimensions\u003c\/td\u003e\n\u003ctd\u003e20.5 × 20.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible MCUs\u003c\/td\u003e\n\u003ctd\u003eArduino UNO, MEGA2560, 51 MCU, STM32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eWhy Choose This Vibration Sensor?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e✅ \u003cstrong\u003eAdjustable sensitivity\u003c\/strong\u003e — tune detection threshold for light tap or heavy shock\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eDual output\u003c\/strong\u003e — both digital TTL and analog signal pins available\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003e1A output current\u003c\/strong\u003e — can directly drive small relays or indicators\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eCompact 20.5×20.5mm PCB\u003c\/strong\u003e — easy to embed in enclosures\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eNo moving parts\u003c\/strong\u003e — piezoelectric element for long service life\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eKnock and tap detection for interactive projects\u003c\/li\u003e\n\u003cli\u003eVibration-triggered alarm systems\u003c\/li\u003e\n\u003cli\u003eDrum and percussion trigger for electronic music\u003c\/li\u003e\n\u003cli\u003eMachine vibration monitoring\u003c\/li\u003e\n\u003cli\u003eAnti-theft vibration alert for vehicles\u003c\/li\u003e\n\u003cli\u003eEarthquake or impact detection experiments\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWiring Guide\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVCC\u003c\/strong\u003e → 5V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGND\u003c\/strong\u003e → GND\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDO\u003c\/strong\u003e → Arduino digital input pin (TTL output)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAO\u003c\/strong\u003e → Arduino analog input pin (analog output)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePackage Contents\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e1 × Piezoelectric Vibration Shock Sensor Module\u003c\/li\u003e\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":46991429599467,"sku":"\u003cnone\u003e","price":5.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/piezoelectric-vibration-shock-sensor-module-arduino-diy.webp?v=1761883856","url":"https:\/\/keszoox.com\/products\/piezoelectric-vibration-shock-sensor-module-adjustable-sensitivity-ttl-arduino","provider":"Keszoox","version":"1.0","type":"link"}