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HC-SR501 PIR Motion Sensor Detector Module Pyroelectric IR Infrared Arduino UK
Description and Specification
The HC-SR501 PIR Motion Sensor Module uses pyroelectric infrared technology to detect motion with high sensitivity and low power consumption.
Perfect for Arduino, MCU, ARM, and Raspberry Pi projects, this reliable sensor is widely used in automatic control systems, especially battery-powered devices.
Features adjustable detection range and delay time, making it ideal for DIY security, automation, and sensing applications.
- Product: PIR Motion Sensor Detector Module
- Model: HC-SR501 Pyroelectric IR Sensor
- Quantity: 1 x Sensor Module
- Works on infrared pyroelectric technology
- Operating voltage range: DC 4.5V to 20V
- Ultra-low current drain: < 60μA
- TTL output voltage: 3.3V (High/Low signal)
- Adjustable detection distance: 3 to 7 metres
- Wide detection angle: <140°
- Delay time adjustable from 5 to 200 seconds (default 5s ±3%)
- Trigger modes:
- L (low) — non-repeatable trigger
- H (high) — repeatable trigger (default, adjustable via solder pads)
- Blockade time: 2.5 seconds (default)
- Operating temperature range: -20°C to +80°C
- Compact size: approx. 3.2cm x 2.4cm x 2.8cm
- Sensitivity and hold time adjustable via onboard controls
What’s Included:
- 1 x HC-SR501 PIR Motion Sensor Module
Great For:
- Arduino and Raspberry Pi motion detection projects
- Home security and automated lighting control
- Battery-powered automatic sensing systems
- Robotics and DIY electronics projects
- Any project requiring reliable motion detection
Usage Tips:
- Connect to microcontrollers using standard 3-pin interface (VCC, GND, Output)
- Adjust sensitivity and delay time using onboard potentiometers
- Choose trigger mode by bridging solder pads as needed
- Mount sensor with a clear line of sight for best detection performance
- Power with 4.5V to 20V DC supply, ensure common ground with controller
Terms and condition
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The Buyer must contact the Seller within 5 days of the End of the Sale and Payment must be made within 7 days unless agreed beforehand with the seller.
All Payment must be made and Cleared before items are dispatched.
Pay pal transactions can only be sent to the address registered with pay pal.
All refund requests must be within 30 days of receipt of goods.
Refunds/Exchanges are only given when agreed to by an email and Items must be in the condition they were received.
All return shipping charges are at your cost unless product is faulty although they may be refunded solely at our discretion.
The Buyer must contact the Seller within 5 days of the End of the Sale and Payment must be made within 7 days unless agreed beforehand with the seller.
All Payment must be made and Cleared before items are dispatched.
Pay pal transactions can only be sent to the address registered with pay pal.
All refund requests must be within 30 days of receipt of goods.
Refunds/Exchanges are only given when agreed to by an email and Items must be in the condition they were received.
All return shipping charges are at your cost unless product is faulty although they may be refunded solely at our discretion.
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