HC-SR501 PIR Motion Sensor Module | Infrared Detector for Arduino
Original price was: ₵22.00.₵20.00Current price is: ₵20.00.
Build your own burglar alarm or automatic light. The HC-SR501 detects human and animal movement by sensing body heat. It is the standard motion sensor for Arduino security projects.
-
Range: Adjustable (3 to 7 meters)
-
Output: 3.3V Logic (High when motion detected)
-
Features: Adjustable Time Delay & Sensitivity
-
Ideal For: Automated lighting, security systems, and robotics.
9 in stock
Reliable Motion Detection with Infrared Technology 🔦
The HC-SR501 PIR Motion Sensor is a highly sensitive infrared sensor that detects human and other object movement based on body heat. It’s widely used in security systems, automatic lighting, smart home automation, and energy-saving applications. With an adjustable sensitivity range and delay time, this sensor ensures precise motion detection in various environments.
Combine this with a 5v Relay Module to control AC bulbs.
🔹 Technical Specifications & Performance ⚡
✔ Operating Voltage: 4.5V – 20V
✔ Detection Range: 3m – 7m (adjustable)
✔ Detection Angle: 120° wide-angle sensing
✔ Output Type: Digital (HIGH when motion is detected, LOW when idle)
✔ Trigger Modes: Single trigger & repeat trigger (configurable)
✔ Delay Time: Adjustable from 0.3s to 300s
✔ Power Consumption: Low energy usage for battery-operated projects
✔ Compatible with: Arduino, Raspberry Pi, ESP8266, ESP32, and other microcontrollers
🔹 Applications – Where to Use the PIR Motion Sensor 🚶♂️
✔ Security & Intruder Alarms – Detects human movement for anti-theft systems.
✔ Automatic Lighting Control – Activates lights when motion is detected.
✔ Smart Home & IoT Automation – Ideal for motion-activated devices.
✔ Energy-Saving Solutions – Turns off appliances when no motion is detected.
✔ Robotics & AI Projects – Adds motion-sensing capabilities to smart robots.
🔹 Easy to Integrate & Use 🔌
The HC-SR501 PIR Motion Sensor features a plug-and-play design, making it simple to connect to an Arduino, Raspberry Pi, ESP8266, or other microcontroller. Just adjust the delay time and sensitivity using the onboard potentiometers, and it’s ready to go.
🔹 Best Price & Availability in Ghana 🇬🇭
Are you looking for an HC-SR501 PIR Motion Sensor in Ghana? Whether you’re working on security systems, smart lighting, or home automation, this sensor is affordable, efficient, and easy to integrate. Order today for fast delivery across Ghana!
🔹 How to Use & External Resources 📚
Setting up the HC-SR501 PIR sensor is simple! Just connect the power (VCC), ground (GND), and signal output (OUT) to an Arduino, Raspberry Pi, ESP8266 or just a relay module. Adjust the sensitivity and delay time using the potentiometers on the board.
📖 Helpful Resources:
✔ Arduino HC-SR501 PIR Motion Sensor Guide
✔ Raspberry Pi Motion Sensor Setup
✔ Official HC-SR501 Datasheet
✔ YouTube Tutorials – How to Connect PIR Sensor
Related products
20×4 LCD Display Module (Blue Backlight) | 2004A Character Screen
Double the space, double the data. The standard 16x2 LCD is great, but sometimes you need more room. The 20x4 LCD gives you 4 lines of text (20 characters per line), allowing you to display complex menus, sensor readings, and status messages all at once.
-
Size: 20 Characters x 4 Lines.
-
Display: White Text on Blue Background.
-
Controller: HD44780 (Standard Industry Chip).
- Best For: Weather Stations, 3D Printers, and Advanced Menus.
3×4 Matrix Membrane Keypad Module | 12 Button Numeric Pad
A simple and reliable input device for Arduino and DIY electronics projects. This flexible 12-key keypad provides only the essential keys (0–9, *, #)—no letters—making it ideal for numeric-only applications. It comes with a peel-and-stick adhesive backing for quick mounting on enclosures, panels, or doors.
-
Keys: 12 (Telephone-style layout)
-
Interface: 7 pins (2.54 mm standard pitch)
-
Mounting: Self-adhesive sticker backing
- Best for: Electronic door locks, vending machines, access control systems, phone dialers, and keypad-based Arduino projects.
433MHz RF Transmitter & Receiver Kit | Wireless Module for Arduino
Cut the cord. Go wireless. This kit includes one Transmitter and one Receiver. It is the simplest and most affordable way to send data wirelessly between two Arduinos up to 100 meters (with antenna).
-
Frequency: 433MHz
-
Includes: 1x Transmitter (Square), 1x Receiver (Rectangle)
-
Modulation: ASK (Amplitude Shift Keying)
-
Best For: Remote control cars, weather stations, and wireless switches.
DS3231 RTC Real-Time Clock Module
The DS3231 is a highly accurate I2C real-time clock (RTC) with an integrated temperature-compensated crystal oscillator (TCXO).
-
Chip: Maxim DS3231 (High Precision)
-
Memory: Built-in AT24C32 32K I2C EEPROM
-
Voltage: 3.3V – 5.5V DC
-
Interface: I2C (SCL, SDA)
-
Battery Backup: Holds time when power is off (Coin cell slot included)
-
Accuracy: Much higher than the standard DS1307
High Sensitivity Vibration Sensor Module (SW-1801P) | Shock & Shake Switch
Detect even the slightest tap. Unlike standard vibration sensors that require a hard shake, the SW-1801P High Sensitivity module can detect light knocks, impacts, and vibrations. Perfect for anti-theft alarms and "Smart Wake-Up" devices.
-
Sensor Type: SW-1801P (High Sensitivity Spring).
-
Output: Digital (High/Low).
-
Adjustable: Blue Potentiometer to set sensitivity trigger.
-
Best For: Anti-Theft Alarms, Earthquake Detection, and Smart Toys.
LDR Photosensitive Sensor Module (4-Pin) | Light Detector
Make your project react to light. This sensor detects the brightness of the environment. Unlike the 3-pin version, this 4-Pin Module gives you both a Digital Output (to trigger a switch) and an Analog Output (to measure exact brightness). Perfect for automatic streetlights and solar trackers.
- Sensor Type: Light Dependent Resistor (Photoresistor).
-
Outputs: Digital (D0) & Analog (A0).
-
Sensitivity: Adjustable via Blue Potentiometer.
- Best For: Automatic Lights, Sun Trackers, and Laser Tripwires.
MQ-2 Smoke & Gas Sensor Module | LPG, Butane, Hydrogen Detector
Build your own Fire & Gas Leak Alarm. The MQ-2 is a dual-purpose safety sensor. It detects Smoke (from fires) and Combustible Gases (like LPG, Propane, and Butane). It is the standard module for building "Smart Kitchen" safety monitors.
- Detects: Smoke, LPG, Propane, Hydrogen, Methane.
- Sensitivity: High (Adjustable).
- Response Time: < 10s.
- Best For: Fire Alarms, Gas Leak Detectors, and Industrial Safety.
MQ-3 Alcohol Sensor Module | Breathalyzer & Ethanol Detector
Build your own Breathalyzer. The MQ-3 is specifically designed to detect alcohol (Ethanol) vapors. It has high sensitivity and fast response time, making it the perfect sensor for "Smart Car" safety systems that prevent drunk driving.
-
Detects: Alcohol, Ethanol, Benzine.
-
Sensitivity: Adjustable via Blue Potentiometer.
-
Warm-up: Heater requires ~20 seconds.
-
Best For: Breathalyzers, Drunk Driving Alarms, and Industrial Monitoring.
Reviews
There are no reviews yet.