SmartElex BS312 PIR Motion Sensor

The SmartElex BS312 PIR Motion Sensor is a compact passive infrared sensor designed to detect human motion by sensing changes in infrared radiation. It helps systems respond only when movement is present, reducing unnecessary power usage and improving efficiency. This sensor is suitable for students, makers, engineers, educators, and startups who are building electronics projects that require reliable motion detection in a small, low-power form factor.

This PIR motion sensor is ideal for robotics, IoT devices, security systems, and automation projects, especially those that run on batteries or need low standby power consumption. It can be easily interfaced with popular platforms such as Arduino, Raspberry Pi, and ESP32, making integration quick and straightforward. Common use cases include motion-activated lighting, smart alarms, occupancy detection, and compact IoT monitoring solutions where dependable performance and simple integration are essential.

Features:

• Compact PIR sensor for accurate human motion detection
• Detects movement using passive infrared technology
• Low power consumption ideal for battery-powered projects
• Digital output for easy interfacing with microcontrollers
• Fast response time for real-time motion detection
• Compatible with Arduino, Raspberry Pi, ESP32, and similar boards