Sensors & Modules
Showing 16–24 of 24 results
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.
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Sensor Type: SW-1801P (High Sensitivity Spring).
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Output: Digital (High/Low).
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Adjustable: Blue Potentiometer to set sensitivity trigger.
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Best For: Anti-Theft Alarms, Earthquake Detection, and Smart Toys.
INMP441 I2S MEMS Microphone Module
The INMP441 I2S MEMS Microphone Module is a compact digital microphone for ESP32, Arduino, IoT, voice recognition, sound detection and audio recording projects. It provides clear digital audio output through the I2S interface, making it ideal for smart devices, voice-controlled systems and embedded audio applications.
IR Infrared Obstacle Avoidance Sensor Module | FC-51 for Arduino
Teach your robot to see. This sensor emits infrared light and detects reflections to see if an object is in front of it. It is the essential component for building "Obstacle Avoiding Robots" and simple security alarms.
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Detection Range: 2cm - 30cm (Adjustable).
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Output: Digital Signal (LOW when obstacle detected).
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Compatibility: Works directly with Arduino, ESP32, and Raspberry Pi.
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Best For: Robot Cars, Smart Trash Cans, and Proximity Alarms.
IRF520 MOSFET Driver Module (0-24V) | PWM Motor & LED Controller
The easiest way to drive 12V/24V loads. This breakout board allows your Arduino to control high-voltage devices like LED strips, DC motors, and solenoid valves using the IRF520 MOSFET. It features screw terminals for easy wiring—no soldering required!
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Max Load: 24V DC / < 5A.
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Control Voltage: 3.3V or 5V (PWM Compatible).
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Output: Pulse Width Modulation (Speed/Dimming control).
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Best For: LED Strips, Small DC Fans, and Solenoids.
JSN-SR04T Waterproof Ultrasonic Sensor Module
The JSN-SR04T Waterproof Ultrasonic Sensor Module is ideal for distance measurement, water level monitoring, smart dustbin systems, obstacle detection and outdoor Arduino or ESP32 projects. It comes with a waterproof ultrasonic probe, making it suitable for projects exposed to moisture, tanks and outdoor environments.
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.
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Detects: Alcohol, Ethanol, Benzine.
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Sensitivity: Adjustable via Blue Potentiometer.
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Warm-up: Heater requires ~20 seconds.
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Best For: Breathalyzers, Drunk Driving Alarms, and Industrial Monitoring.
Soil Moisture Sensor Module (YL-69) | Automatic Plant Watering System
Never forget to water your plants again. The Soil Moisture sensor measures the water content in soil. When the soil gets dry, the sensor output changes, allowing your Arduino to turn on a water pump automatically.
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Outputs: Analog (Exact moisture level) & Digital (Threshold switch)
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Adjustable: Set your "Dry" trigger point with the blue potentiometer.
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Ideal For: Smart irrigation systems, greenhouse monitoring, and science projects.
SW-420 Vibration Sensor Module | Adjustable Impact & Shake Switch
Detect motion, impacts, and theft. The SW-420 is a "Normally Closed" vibration sensor that triggers whenever it feels a shake. It features an onboard potentiometer to adjust sensitivity, making it perfect for sensitive projects like door alarms or earthquake detectors.
- Sensor Type: SW-420 (Normally Closed).
- Output: Digital (High/Low).
- Sensitivity: Adjustable via Blue Potentiometer.
- Best For: Anti-Theft Alarms, Smart Cars, and Impact Detection.
TCRT5000 IR Reflective Line Tracking Sensor Module
The TCRT5000 IR Reflective Line Tracking Sensor Module is a compact infrared sensor designed for line-following robots, obstacle detection, object sensing and Arduino robotics projects. Featuring an LM393 comparator, adjustable sensitivity and digital and analog outputs, it detects differences in reflected infrared light from black and white surfaces. Ideal for Arduino, ESP32, STEM education and DIY automation projects.