DIYgh Tech Store
Showing 31–45 of 48 results
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.
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Range: 2cm to 400cm (4 Meters)
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Accuracy: 3mm
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Pins: VCC, Trig, Echo, GND
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Best For: Obstacle avoiding cars, reverse parking sensors, and tank level detection.
HC-SR501 PIR Motion Sensor Module | Infrared Detector for Arduino
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.
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Range: Adjustable (3 to 7 meters)
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Output: 3.3V Logic (High when motion detected)
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Features: Adjustable Time Delay & Sensitivity
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Ideal For: Automated lighting, security systems, and robotics.
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.
IR Infrared Obstacle Avoidance Sensor Module | FC-51 for Arduino
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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
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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.
LM2596 DC-DC Buck Converter Module | Adjustable Step-Down Regulator (3A)
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Input: 3V - 40V DC.
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Output: 1.5V - 35V DC (Adjustable).
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Current: Max 3A.
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Best For: Powering Arduinos from 12V batteries, Solar Projects, and LED Drivers.
LM358 Dual Op-Amp IC | Low Power Operational Amplifier (DIP-8)
The industry-standard chip for audio and signals. The LM358 contains two independent, high-gain operational amplifiers in a single 8-pin package. Unlike the older 741 Op-Amp, the LM358 is designed to work perfectly with a single power supply (like a battery).
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Package: DIP-8 (Breadboard Friendly)
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Supply Voltage: 3V to 32V
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Best For: Pre-amplifiers, Active Filters, and Line Following Robots (Comparator).
Male to Female Jumper Wires (40pcs) | 20cm Dupont Cable
The ultimate bridge cable. These wires have a pin on one side and a socket on the other. They are the standard cable for connecting sensors (with pins) directly to your Arduino, or connecting a Raspberry Pi to a breadboard.
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Quantity: 40 Wires (Peelable Ribbon)
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Length: 20cm
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Connectors: Male to Female
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Best For: Raspberry Pi to Breadboard, IR Sensors to Arduino.
Male to Male Jumper Wires (40pcs) | 20cm Dupont Cable for Breadboard
The essential cables for every electronics project. This is a peelable ribbon of 40 multi-colored wires with male pins on both ends. Perfect for connecting your Arduino Uno directly to a breadboard without soldering.
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Quantity: 40 Wires (Peelable Ribbon)
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Length: 20cm (Standard)
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Connectors: Male to Male
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Best For: Breadboarding, Arduino prototyping, and testing circuits.
MAX7219 4-in-1 Dot Matrix LED Display Module | Red Scrolling Text
Create your own digital sign board. This module combines four 8x8 LED matrices into a single display. It is pre-wired and ready to scroll text, numbers, and symbols using just 3 pins on your Arduino.
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Resolution: 32 x 8 Pixels (Total 256 LEDs)
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Color: Red
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Interface: SPI (DIN, CS, CLK)
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Best For: Digital clocks, scrolling message boards, and counters.
MG996R 360° Continuous Rotation Servo Motor | High Torque Metal Gear
The muscle for your heavy-duty robot. Unlike standard servos that stop at 180 degrees, this 360° Continuous Rotation version spins freely like a wheel. It combines the high torque of a servo with the continuous motion of a DC motor.
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Gears: Full Metal (Brass/Aluminum)
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Torque: 11kg/cm (Very Strong)
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Type: 360° Continuous (Acts like a DC Motor)
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Best For: Robot wheels, conveyor belts, and winches.
Mini Submersible Water Pump 3V-5V | Horizontal Motor for Arduino
Build your own automatic watering system. This compact submersible pump is designed to move water quietly and efficiently. Perfect for Arduino irrigation projects, small aquariums, and desktop fountains.
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Voltage: 3V to 5V DC (USB Compatible)
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Flow Rate: 80-120 Liters/Hour
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Outlet Diameter: 7.5mm (Fits our 6mm/8mm PVC Hose perfectly)
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Type: Submersible (Must be under water to work)
MQ-3 Alcohol Sensor Module | Breathalyzer & Ethanol Detector
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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.
NE555 Timer IC (NE555P, NE555N Precision Timer DIP-8)
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Type: Precision Timer / Oscillator.
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Package: DIP-8 (Fits standard breadboards).
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Voltage: 4.5V - 16V DC.
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Best For: LED Flashers, PWM Motor Control, and Tone Generation.
NodeMCU V3 ESP8266 WiFi Module (Type-C USB) – CP2102 Driver
The NodeMCU V3 is the ultimate IoT board, now upgraded with a USB Type-C port for robust connectivity and the stable CP2102 driver chip.
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Chip: ESP8266 (ESP-12E)
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USB Interface: Type-C (Reversible & Durable)
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Driver: CP2102 (Plug-and-Play reliability)
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Flash Memory: 4MB
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WiFi: 802.11 b/g/n (Built-in)
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Logic Voltage: 3.3V