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The SmartElex NS312 PIR Motion Sensor by SmartElex is a value-for-money pir motion sensor module designed for everyday users. It features Item Type: Motion Sensor and Model No. / Name: NS312. Customers praise its excellent build quality.
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About This Product
The SmartElex NS312 PIR Motion Sensor by SmartElex is a value-for-money pir motion sensor module designed for everyday users. Customers highlight its excellent build quality.
Key Specifications
- Item Type: Motion Sensor
- Model No. / Name: NS312
- Voltage Rating (V): 2.2 to 3.7 — works with standard household power
- Sensor Type: Digital PIR Motion Sensor
- Output Type: High/Low Digital Output
- Detection Distance (mm): Up to 10 meters (with SB-F-02 lens)
- Sensing Angle: 120° (horizontal)
- Window Size: 3×4 mm
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The SmartElex NS312 PIR Motion Sensor is a high-efficiency, low-power digital sensor designed for human motion detection. It features an integrated pyroelectric element and digital control circuit, all enclosed in an electromagnetic shielding housing to minimize interference. The sensor detects movement through infrared radiation and converts it into a digital high/low signal via an on-chip ADC, offering reliable performance.
With a 10-meter sensing range, 120° horizontal angle, and <15µA static power consumption, the NS312 is ideal for battery-operated devices, smart lighting, security alarms, and motion-activated systems in home and industrial automation.
Features:
- Fully integrated digital control and PIR sensor
- Electromagnetic shielding for noise reduction
- Digital high/low level signal output
- Sensing distance up to 10 meters
- Wide 120° horizontal detection angle
- Compact 3×4mm sensing window
- Operates on low voltage: 2.2V – 3.7V
- Ultra-low static power consumption: <15µA
Package Includes:
1 x SmartElex NS312 PIR Motion Sensor








