{"product_id":"collision-switch-module-mechanical-bump-sensor-digital-arduino-ky-066","title":"Collision Switch Module — Mechanical Bump Sensor, Digital Output, Arduino Compatible (KY-066)","description":"\u003ch2\u003eCollision Switch Module — Mechanical Bump Sensor, Digital Output, Arduino Compatible (KY-066)\u003c\/h2\u003e\n\n\u003cp\u003eThis \u003cstrong\u003ecollision switch module\u003c\/strong\u003e (KY-066 compatible) uses a mechanical lever switch to detect physical contact or collision — the simplest and most reliable method of obstacle detection for mobile robots and automated systems. When the lever is pressed by contact with an object, the module outputs a digital signal to the microcontroller. No calibration, no interference, no false positives from light or sound — just reliable mechanical contact detection. Includes 3-pin header for direct Arduino connection.\u003c\/p\u003e\n\n\u003ch3\u003eModule Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Module:\u003c\/strong\u003e KY-066 (same or similar)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensor Type:\u003c\/strong\u003e Mechanical lever switch (collision \/ bump detection)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput:\u003c\/strong\u003e Digital (changes state on contact)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e 3.3V – 5V DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnector:\u003c\/strong\u003e 3-pin male header (GND, VCC, Signal)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCollision Switch vs Ultrasonic \/ IR Sensor\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCollision switch (this listing):\u003c\/strong\u003e Mechanical contact, no false positives, works in any lighting — for bumper switches and physical contact detection\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltrasonic sensor:\u003c\/strong\u003e Non-contact, detects distance — for obstacle avoidance before contact\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIR sensor:\u003c\/strong\u003e Non-contact, detects reflective surfaces — for line following and proximity\u003c\/li\u003e\n  \u003cli\u003eUse collision switch as a backup safety sensor alongside non-contact sensors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRobot bumper switch:\u003c\/strong\u003e Detect physical collision for obstacle avoidance in mobile robots\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3D printer endstop:\u003c\/strong\u003e Alternative endstop switch for axis homing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConveyor end detection:\u003c\/strong\u003e Detect when a part reaches the end of a conveyor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrawer \/ door detection:\u003c\/strong\u003e Detect fully closed position of drawers and doors\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafety interlock:\u003c\/strong\u003e Physical contact safety switch for automated machinery\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Collision switch module with 3-pin header (KY-066 compatible)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eReliable mechanical contact detection — collision switch module with digital output for robot bumper switches, obstacle detection, and physical contact sensing in Arduino projects.\u003c\/p\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":45680764190955,"sku":"","price":7.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/Collision-Switch-Module-1.jpg?v=1723006206","url":"https:\/\/keszoox.com\/products\/collision-switch-module-mechanical-bump-sensor-digital-arduino-ky-066","provider":"Keszoox","version":"1.0","type":"link"}