{"product_id":"hc-sr501-adjust-ir-pyroelectric-infrared-pir-motion-sensor-detector-module-for-arduino","title":"HC-SR501 Adjust IR Pyroelectric Infrared PIR Motion Sensor Detector Module For Arduino","description":"\u003cdiv\u003e\n\u003ch2\u003eHC-SR501 Adjustable PIR Motion Sensor Module for Arduino\u003c\/h2\u003e\n\u003cp\u003eMeet a compact, versatile infrared motion detector designed for Arduino projects and battery-powered setups. The HC-SR501 uses pyroelectric sensing to reliably detect movement within a wide input voltage range, delivering a clean high-level signal for easy integration with microcontrollers and circuits. Three included visuals help illustrate its compact form and mounting options.\u003c\/p\u003e\n\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sfb56b9bc38b34db48b03200d405aef3bp.png\" slate-data-type=\"image\"\u003e\n\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sd3f77a2f65a04011a028314e470bc9d2y.png\" slate-data-type=\"image\"\u003e\n\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sddbc9e9cd2984d5c8d6564dda84c6a475.png\" slate-data-type=\"image\"\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eWorking voltage: DC5V–20V\u003c\/li\u003e \u003cli\u003eStatic power consumption: 65\u003c\/li\u003e \u003cli\u003eOutput level: High 3.3V, Low 0V\u003c\/li\u003e \u003cli\u003eDelay time: Adjustable (0.3 s ~ 18 s)\u003c\/li\u003e \u003cli\u003eEmbargo time: 0.2 seconds\u003c\/li\u003e \u003cli\u003eTrigger mode: L (not repeatable) or H (repeatable); default value is H\u003c\/li\u003e \u003cli\u003eInduction range: less than 120° cone angle, up to 7 meters\u003c\/li\u003e \u003cli\u003eWorking temperature: -15 ~ +70\u003c\/li\u003e \u003cli\u003ePCB dimensions: 32 × 24 mm; screw holes 28 mm apart; screw diameter 2 mm; lens diameter 23 mm\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFeatures and behavior\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAutomatic operation: detects entry within sensing range (outputs high); upon leaving, a delay closes the high signal and returns to low\u003c\/li\u003e \u003cli\u003eLight control (optional): you can enable light-dependent operation; factory comes without a photoresistor installed. To use daylight restraint, purchase and install the photoresistor\u003c\/li\u003e \u003cli\u003eTwo trigger modes: L (not repeatable) and H (repeatable); default is H\u003c\/li\u003e \u003cli\u003eNot repeatable mode: after the sensor outputs high, the delay expires and the output returns to low\u003c\/li\u003e \u003cli\u003eRepeatable mode: output remains high during repeated detections within the delay; the timer resets with each motion event until the area is clear\u003c\/li\u003e \u003cli\u003eInduction blackout time: default 0.2 seconds after each induction, during which no signal is received\u003c\/li\u003e \u003cli\u003eWide operating voltage range: DC5V–20V for flexible integration\u003c\/li\u003e \u003cli\u003ePower consumption: quiescent current 65\u003c\/li\u003e \u003cli\u003eHigh-level signal output: easily interfaced with your circuit\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cp\u003ePerfect for Arduino-based security or automation projects: motion-activated lighting, alarm triggers, or energy-saving sensors in compact enclosures. Its low standby current makes it suitable for battery-powered prototypes and portable devices, while the adjustable delay and dual trigger modes give you precise control over how the sensor responds to movement.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Electronics","offers":[{"title":"HC-SR501 Bracket","offer_id":58065764843868,"sku":"14:10#HC-SR501 Bracket","price":1.5,"currency_code":"GBP","in_stock":true},{"title":"HC-SR501 Green","offer_id":58065764876636,"sku":"14:175#HC-SR501 Green","price":2.0,"currency_code":"GBP","in_stock":true},{"title":"HC-SR501 Blue","offer_id":58065764909404,"sku":"14:173#HC-SR501 Blue","price":2.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/2042\/0956\/files\/S28085cbf5a9249f182da1658623be9e75.webp?v=1781287900","url":"https:\/\/robotbuilder.co\/products\/hc-sr501-adjust-ir-pyroelectric-infrared-pir-motion-sensor-detector-module-for-arduino","provider":"Electronics","version":"1.0","type":"link"}