{"title":"Human,PIR \u0026 IR Sensors","description":"","products":[{"product_id":"hc-sr501-pir-motion-sensor-module","title":"HC-SR501 PIR Motion Sensor Module","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDetect motion reliably with the HC-SR501 PIR Motion Sensor Module. This low-power passive infrared (PIR) sensor detects human and animal movement by sensing changes in infrared radiation. It is ideal for Arduino, Raspberry Pi, ESP32, ESP8266, STM32, IoT projects, security systems, automatic lighting, and smart home automation applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eDetects human motion using passive infrared technology\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdjustable detection range and output delay time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow power consumption for battery-powered projects\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEasy interface with Arduino, Raspberry Pi, ESP32, STM32, and other microcontrollers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStable and reliable performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilt-in sensitivity and delay adjustment potentiometers\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eOperating Voltage: 4.5V – 20V DC\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOutput Voltage: 3.3V TTL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDetection Range: Up to 7 meters (adjustable)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDetection Angle: Approximately 120°\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDelay Time: Adjustable (about 3 seconds to 5 minutes)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTrigger Modes: Repeatable (H) and Non-repeatable (L)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eQuiescent Current: \u0026lt; 50µA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOperating Temperature: -15°C to +70°C\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/HC-SR501_pinout.jpg?v=1781191837\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eApplications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eMotion-activated lighting\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIntruder and security alarm systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSmart home automation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOccupancy detection\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEnergy-saving control systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRobotics and IoT projects\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42869852504135,"sku":null,"price":200.0,"currency_code":"KES","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/HC-SR501_11.webp?v=1781191798"},{"product_id":"120-degree-pir-pyroelectric-infrared","title":"120 Degree (PIR) Pyroelectric Infrared","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDetect human motion reliably with this 120° Pyroelectric Infrared (PIR) Sensor. Designed for motion detection applications, the sensor detects changes in infrared radiation emitted by people and animals, making it ideal for security systems, automatic lighting, smart home projects, robotics, and IoT applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts wide 120-degree detection angle provides excellent coverage, while its low power consumption makes it suitable for battery-powered projects. Compatible with Arduino, ESP32, Raspberry Pi, STM32, and other microcontroller platforms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eDetects motion using passive infrared technology\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWide 120° detection angle\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow power consumption\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFast response and reliable performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEasy integration with microcontrollers and embedded systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIdeal for security alarms, smart lighting, and automation projects\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eSensor Type: Pyroelectric Infrared (PIR)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDetection Angle: 120°\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDetection Method: Passive Infrared\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOperating Voltage: Typically 3V–15V (depending on module design)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOutput: Digital motion detection signal\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eApplication: Motion sensing and occupancy detection\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eApplications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eHome and office security systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAutomatic lighting control\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSmart home automation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRobotics and IoT projects\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOccupancy detection systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEnergy-saving automation\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42869877014599,"sku":null,"price":400.0,"currency_code":"KES","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/120_PIR_1.jpg?v=1781192199"},{"product_id":"hb100-microwave-doppler-radar-motion-sensor-module","title":"HB100 Microwave Doppler Radar Motion Sensor Module","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe HB100 Microwave Doppler Radar Module is a highly sensitive wireless motion detection sensor that uses microwave signals to detect movement. Unlike PIR sensors, the HB100 can detect motion through certain non-metallic materials and performs reliably in various lighting and environmental conditions. It is ideal for security systems, automatic doors, occupancy sensing, smart lighting, robotics, and IoT projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eOperating Frequency: 10.525 GHz\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDetection Method: Microwave Doppler Radar\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupply Voltage: 5V DC (with suitable signal processing circuit)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMotion Detection Range: Up to 20 meters (application dependent)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow Power Consumption\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact and Lightweight Design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDetects Moving Objects Regardless of Temperature\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for Indoor and Outdoor Applications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eApplications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eIntruder Alarm Systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAutomatic Lighting Control\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMotion Detection Projects\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSmart Home Automation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTraffic Monitoring Systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRobotics and Industrial Sensing\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePackage Includes:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003e1 × HB100 Microwave Doppler Radar Motion Sensor Module\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42869885632583,"sku":null,"price":800.0,"currency_code":"KES","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/HB100_1.webp?v=1781192598"},{"product_id":"rcwl-0515-microwave-radar-human-body-induction-motion-sensor","title":"RCWL-0515 Microwave Radar Human Body Induction Motion Sensor","description":"\u003cp data-start=\"363\" data-end=\"686\"\u003eThe RCWL-0515 Microwave Radar Motion Sensor is a high-performance human detection module designed for reliable motion sensing in smart electronics, automation systems, and security applications. Unlike traditional PIR sensors, it uses microwave radar technology for stable detection through plastics, glass, and thin walls.\u003c\/p\u003e\n\u003cp data-start=\"688\" data-end=\"783\"\u003ePerfect for DIY electronics, IoT projects, lighting automation, alarms, and smart home systems.\u003c\/p\u003e\n\u003chr data-start=\"785\" data-end=\"788\"\u003e\n\u003ch3 data-section-id=\"12jh0uk\" data-start=\"790\" data-end=\"807\"\u003eKey Features:\u003c\/h3\u003e\n\u003cul data-start=\"808\" data-end=\"1109\"\u003e\n\u003cli data-section-id=\"1l5o7ss\" data-start=\"808\" data-end=\"863\"\u003eMicrowave radar detection (Doppler effect technology)\u003c\/li\u003e\n\u003cli data-section-id=\"lwhf4e\" data-start=\"864\" data-end=\"919\"\u003eDetects human movement reliably without line-of-sight\u003c\/li\u003e\n\u003cli data-section-id=\"1r1xzbz\" data-start=\"920\" data-end=\"981\"\u003eWorks through plastic, wood, and glass (non-metal barriers)\u003c\/li\u003e\n\u003cli data-section-id=\"sdg0gl\" data-start=\"982\" data-end=\"1022\"\u003eHigh sensitivity and stable triggering\u003c\/li\u003e\n\u003cli data-section-id=\"11rvyxx\" data-start=\"1023\" data-end=\"1067\"\u003eLow power consumption for embedded systems\u003c\/li\u003e\n\u003cli data-section-id=\"reozc7\" data-start=\"1068\" data-end=\"1109\"\u003eCompact PCB design for easy integration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1111\" data-end=\"1114\"\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1116\" data-end=\"1145\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cul data-start=\"1146\" data-end=\"1502\"\u003e\n\u003cli data-section-id=\"1885onb\" data-start=\"1146\" data-end=\"1180\"\u003eOperating Voltage: 4V – 28V DC\u003c\/li\u003e\n\u003cli data-section-id=\"1n4ogm4\" data-start=\"1181\" data-end=\"1216\"\u003eOutput: Digital HIGH\/LOW signal\u003c\/li\u003e\n\u003cli data-section-id=\"8gjo93\" data-start=\"1217\" data-end=\"1282\"\u003eDetection Range: ~5m to 7m (adjustable environment dependent)\u003c\/li\u003e\n\u003cli data-section-id=\"d36cj6\" data-start=\"1283\" data-end=\"1323\"\u003eFrequency: ~3.18 GHz microwave radar\u003c\/li\u003e\n\u003cli data-section-id=\"nfa2xv\" data-start=\"1324\" data-end=\"1400\"\u003eDelay Time: Adjustable via onboard components (depending module version)\u003c\/li\u003e\n\u003cli data-section-id=\"1dobzl9\" data-start=\"1401\" data-end=\"1460\"\u003eTrigger Type: Repeatable trigger (motion retriggerable)\u003c\/li\u003e\n\u003cli data-section-id=\"x91xtg\" data-start=\"1461\" data-end=\"1502\"\u003eOperating Temperature: -20°C to +80°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1504\" data-end=\"1507\"\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"1509\" data-end=\"1526\"\u003eApplications:\u003c\/h3\u003e\n\u003cul data-start=\"1527\" data-end=\"1701\"\u003e\n\u003cli data-section-id=\"1jo2455\" data-start=\"1527\" data-end=\"1553\"\u003eSmart lighting systems\u003c\/li\u003e\n\u003cli data-section-id=\"1tf9rn9\" data-start=\"1554\" data-end=\"1597\"\u003eSecurity alarms and intrusion detection\u003c\/li\u003e\n\u003cli data-section-id=\"1pomp0f\" data-start=\"1598\" data-end=\"1630\"\u003eAutomatic doors and switches\u003c\/li\u003e\n\u003cli data-section-id=\"1pq8gjc\" data-start=\"1631\" data-end=\"1664\"\u003eIoT and smart home automation\u003c\/li\u003e\n\u003cli data-section-id=\"1bqwwpf\" data-start=\"1665\" data-end=\"1701\"\u003eRobotics human detection systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42869897396295,"sku":null,"price":200.0,"currency_code":"KES","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/RCWL_0515_1.jpg?v=1781192962"}],"url":"https:\/\/www.ktechnics.com\/collections\/human-pir-ir-sensors.oembed","provider":"K-TECHNICS","version":"1.0","type":"link"}