PIR Motion Sensor Module HC-SR501

The HC-SR501 PIR Motion Sensor Module uses passive infrared (PIR) technology to detect human movement within a range of up to 7 meters. It’s widely used in home automation, motion-activated lighting, alarms, and Arduino-based DIY electronics.

The module features adjustable sensitivity and delay time, making it highly customizable for various applications like security systems, automatic doors, and energy-saving lighting setups.

✅ Key Features:

👣 Detects human motion using infrared heat signatures

🔄 Adjustable detection range and time delay

🧠 Compatible with Arduino, Raspberry Pi, ESP32, etc.

🔌 Digital output (High/Low) for easy interfacing

💡 Built-in lens for wide-angle detection (up to 120°)

📐 Specifications:

ParameterDetailsSensor TypePIR (Passive Infrared)ModelHC-SR501Operating Voltage4.5V – 20V DCOutput TypeDigital (High = Motion detected)Detection RangeUp to 7 meters (adjustable)Detection Angle~120°Delay Time5s – 300s (adjustable)SensitivityAdjustable via onboard potentiometerTrigger ModeRepeatable / Non-repeatableDimensions~32mm x 24mmInterface PinsVCC, GND, OUTPower Consumption<60μA (standby)

🚀 Applications:

Motion-activated lights and alarms

Home security and automation systems

Smart lighting control

Entry detection (doors, hallways, staircases)

DIY Arduino and IoT projects

⚙️ What’s Included:

1 x HC-SR501 PIR Motion Sensor Module

7 days replacement warranty applicable only for manufacturing defects. No warranty for physical damage or misuse.

Q1. Are these products tested before shipping?

A: Yes, all components are pre-checked and securely packed to ensure they are in working condition at the time of dispatch.

Q2. Do you offer a warranty?

A: Yes, we offer a 7-day replacement warranty only for manufacturing defects. Physical damage or misuse is not covered.

Q3. How can I claim a replacement?

A: If there’s a manufacturing issue, please contact us within 7 days of delivery with an unboxing video and a clear description of the issue. We’ll guide you through the process.

Q4. How long will delivery take?

A: Orders are usually shipped within sameday if ordered before 2pm & next day dispatch for after 2pm orders. Delivery time depends on your location and courier partner, typically 3–7 working days.

Q5. Is GST invoice available?

A: Yes, we provide a GST invoice with every order. Please enter your GST details at checkout if applicable.

Still have questions?

📩 Chat with us via the WhatsApp icon or email us at enquiry@circuitranger.in