HC-SR501 PIR Motion Sensor Module – Pack of 3 | IR Infrared Human Body Detection Sensor for Arduino, Raspberry Pi, DIY Automation (3.6V–20V DC)

HC-SR501 PIR Motion Sensor Module – Pack of 3 | IR Infrared Human Body Detection Sensor for Arduino, Raspberry Pi, DIY Automation (3.6V–20V DC)
Price: ₹999 - ₹62.00
(as of Dec 09, 2025 16:40:38 UTC – Details)



This Pack of 3 HC-SR501 PIR Motion Sensors is a perfect addition to your DIY electronics toolkit. These modules use passive infrared (PIR) technology to detect motion from humans and animals within a 3 to 7-meter range. Widely used in smart home projects, alarm systems, and automation setups, each sensor features adjustable sensitivity and delay time, offering high flexibility. Ideal for multiple device integration or testing across projects, this value pack is compatible with Arduino, ESP32, Raspberry Pi, and other microcontrollers. Reliable, compact, and easy to use — an essential for every maker and tech hobbyist.
📦 Pack of 3 Motion Sensors – Value bundle with three HC-SR501 modules, ideal for multi-point motion detection or spares.
🚶‍♂️ Infrared Motion Detection – Detects body movement within a 3–7 meter range using passive infrared sensing.
⚙️ Adjustable Controls – Set detection sensitivity and delay time (from 5 seconds to 5 minutes) using onboard knobs.
⚡ 3.6V to 20V DC Operating Range – Wide voltage compatibility for Arduino, NodeMCU, Raspberry Pi, and other platforms.
🔁 Repeat & Non-Repeat Trigger Modes – Supports both single-shot and retriggering behavior for flexible applications.
✅ Low Power Consumption – Consumes minimal current during standby, perfect for battery-powered applications.
🔁 Repeat Trigger Mode Available – Supports retriggering without waiting for the delay time to finish.

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