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SmartElex BS412 Digital PIR Motion Sensor Module
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The SmartElex BS412 PIR Motion Sensor is a compact and efficient BS412 PIR Motion Sensor designed for reliable motion and human presence detection in low-power electronic systems. It helps detect movement based on changes in infrared radiation, making it ideal for applications where energy efficiency is important. This Low Power PIR Sensor is suitable for students, makers, educators, engineers, and startups working on smart electronics, security, and automation projects.
The sensor integrates easily with popular development platforms such as Arduino, Raspberry Pi, and ESP32, allowing quick setup in robotics, IoT devices, and automation systems. Its stable digital output and low power operation make it well suited for smart lighting, occupancy detection, battery-powered devices, and DIY prototypes. With simple interfacing and dependable performance, this module supports practical motion-based solutions for real-world applications.
| Item Type | PIR Motion Sensor |
| Voltage Rating (V) | 2.2 to 3.7 |
| Window Size | 3 × 4 mm |
| Sensing Angle | 120° (horizontal) |
| Power Consumption | <12 µA |
| Measurement Range | 12 m |
| Length (mm) | 38 |
| Width (mm) | 22 |
| Height (mm) | 09 |
This item is covered with a supplier warranty of 1 year from the time of delivery against manufacturing defects only.
In case of manufacturing defects or issues, we will replace the part after warranty confirmation by our technical team, but we won’t offer refunds or replace the entire product.