HC-SR501 PIR Motion Sensor Module | Infrared Detector for Arduino
₵22.00 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.
11 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
1-Channel 5V Relay Module | Low Level Trigger for Arduino
Control high voltage safely. This single-channel relay allows your Arduino to switch high-power devices like light bulbs, water pumps, or fans. It isolates your microcontroller from the high voltage using an internal switch.
-
Trigger: Low Level (Connect Signal to GND to turn ON).
-
Max Load: 250V AC / 10A.
-
Indicators: Red Power LED + Green Status LED.
-
Best For: Smart Lamps, Fan Control, and Simple Automation.
BMP180 Digital Barometric Pressure & Altitude Sensor Module
Predict the weather or measure your altitude. The BMP180 is a high-precision sensor that measures air pressure and temperature. Because pressure changes with height, it also works as an incredibly accurate altimeter (±1 meter accuracy).
-
Measures: Pressure (Pa) & Temperature (C)
-
Interface: I2C (SDA/SCL)
-
Voltage: 3.3V to 5V Compatible
-
Best For: Weather stations, Drones, and GPS altitude correction.
DHT11 Temperature and Humidity Sensor Module | Digital Weather Station
The #1 sensor for weather projects. The DHT11 is the most affordable way to measure ambient temperature and humidity. It provides calibrated digital signal output, making it perfect for automatic fan controllers and weather stations.
-
Measures: Temperature (0-50°C) & Humidity (20-90%)
-
Interface: Single Wire Digital (Easy Arduino Connection)
-
Includes: 3-Pin Breakout Board + Jumper Wires (Check your stock to confirm wires!)
-
Ideal For: Smart homes, greenhouses, and environment monitoring.
HC-SR04 Ultrasonic Sensor Module | Distance Measurement for Arduino
Give your robot eyes. The HC-SR04 uses sonar (sound waves) to measure distance, just like a bat. It is the standard sensor for obstacle avoidance robots and water level monitoring systems.
-
Range: 2cm to 400cm (4 Meters)
-
Accuracy: 3mm
-
Pins: VCC, Trig, Echo, GND
-
Best For: Obstacle avoiding cars, reverse parking sensors, and tank level detection.
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
- 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.
Raindrop Sensor Module | Rain & Water Detector for Arduino
Build your own weather station. This sensor detects rain, snow, or water droplets. It consists of a large nickel-plated sensing board and a control module. When water hits the board, it sends a signal to your Arduino to close windows or sound an alarm.
-
Sensor Type: Resistive (Nickel-Plated Board).
-
Outputs: Digital (High/Low) and Analog (Rain Intensity).
-
Durability: Treated against oxidation for longer life.
-
Best For: Automatic Wipers, Smart Clotheslines, and Weather Stations.
Sound Sensor Module (Microphone) | Clap Switch & Alarm Detector
Turn on lights with a clap! This microphone module detects sound waves and converts them into a digital signal for your Arduino. It is the core component for "Clap Switch" projects and noise-activated alarms.
-
Sensitivity: Adjustable via Blue Potentiometer.
-
Outputs: Digital (Gate) and Analog (Waveform).
-
Microphone: High-Sensitivity Condenser Mic.
-
Best For: Clap Switches, Baby Monitors, and Noise Alarms.

Reviews
There are no reviews yet.