Electronics Components
The building blocks of every great project. Whether you are repairing a board or building a circuit from scratch, you need reliable components. We stock a huge inventory of active and passive components, including resistors, capacitors, transistors, diodes, and LEDs. High-quality parts for students, repair technicians, and hobbyists.
Showing 1–15 of 24 results
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.
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Keys: 12 (Telephone-style layout)
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Interface: 7 pins (2.54 mm standard pitch)
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Mounting: Self-adhesive sticker backing
- Best for: Electronic door locks, vending machines, access control systems, phone dialers, and keypad-based Arduino projects.
4×5 Matrix Membrane Keypad 20-Key
20-key membrane matrix keypad for Arduino, ESP32 and embedded electronics projects. The flexible 4×5 keypad provides an easy user-input interface for passwords, menus, access-control systems and DIY electronic devices.
Layout: 4 × 5 Matrix
Number of Keys: 20
Interface: GPIO Matrix
Connections: 9
Switch Type: Momentary membrane
Mounting: Self-adhesive backing
Best For: Password entry, access control, menus and microcontroller projects
4×4 Matrix Membrane Keypad | 16 Button Keypad Module
The standard keypad for security projects. This ultra-thin 16-button keypad allows users to enter passwords, navigate menus, or control robots. It features a peel-and-stick adhesive backing, making it easy to mount on any plastic project box or door.
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Keys: 16 (0-9, A-D, *, #)
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Mounting: Self-Adhesive Backing (Peel & Stick)
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Interface: 8 Pins (Standard 2.54mm header)
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Best For: Electronic Door Locks, Calculators, and Attendance Systems.
5V Active Buzzer Module for Arduino (Alarm/Beep) | KY-012
The loudest and easiest way to add sound to your project. This Active Buzzer module creates a loud beep as soon as you give it power. Unlike "Passive" buzzers that need complex code to make sound, this one is simple: High = Beep, Low = Silent.
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Type: Active (Internal Oscillator).
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Voltage: 3.3V - 5V DC.
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Sound: Loud continuous tone (approx 2.5kHz).
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Best For: Alarms, Timers, and Button Feedback.
Female DC Power Socket – 5.5×2.1mm Threaded Panel Mount
Threaded 5.5×2.1mm female DC power socket for secure panel mounting in electronics and DIY projects. The all-copper contact design and three solder terminals make it suitable for power inputs, battery projects and custom electronic enclosures.
Connector: 5.5 × 2.1mm
Type: Female DC Socket
Terminals: 3
Mounting: Threaded panel mount
Contacts: Copper
Termination: Solder lug
Best For: Power supplies, project boxes, Arduino, audio and battery-powered electronics
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.
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.
IRLZ44N Logic Level MOSFET (N-Channel) | Arduino Compatible Transistor
Control high-power loads directly from your Arduino or ESP32. The IRLZ44N is a true logic-level MOSFET, meaning it fully turns on with 3.3 V or 5 V gate signals. Unlike the common IRFZ44N, it does not require a gate driver, making it ideal for simple and efficient microcontroller projects.
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Type: Logic-Level N-Channel MOSFET
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Maximum Voltage / Current: 55 V / 47 A
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Gate (Control) Voltage: 5 V (fully compatible with Arduino and ESP32)
- Best for: PWM LED dimming, DC motor speed control, solenoids, relays, and other high-current loads.
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).
MAX98357A I2S 3W Class D Amplifier Module
The MAX98357A I2S 3W Class D Amplifier Module is a compact digital audio amplifier for ESP32, Arduino, Raspberry Pi, IoT, voice output and DIY speaker projects. It converts I2S digital audio into amplified speaker output, making it ideal for smart devices, voice assistants and embedded audio applications.
Buy Resistors, Capacitors, Transistors & LEDs in Ghana
Every complex device starts with simple components. At DIYGH, we are the go-to source for the essential electronic parts that keep Ghana's tech running. From bulk packs for students to specific values for repair jobs, we have the inventory you can trust.
Essential Components Catalog
1. Passive Components (Resistors & Capacitors)
- Resistors: Available in 1/4W metal film for precision. We sell individual values and assorted kits—perfect for students who need a full range for their lab bench.
- Capacitors: From ceramic and polyester for filtering noise to large electrolytic capacitors for power supply smoothing.
- Potentiometers: Variable resistors for controlling volume, speed, or brightness.
2. Active Components (Transistors & Diodes)
- Transistors (BJT & MOSFET): The switches of the electronics world. We stock common types like BC547, 2N2222, and power MOSFETs (IRF series) for high-current switching.
- Diodes & Rectifiers: Essential for power protection. Stock up on standard 1N4007 rectifiers, Zener diodes for voltage regulation, and Schottky diodes for high-speed switching.
3. LEDs & Optoelectronics
- Standard LEDs (3mm & 5mm): Bright, colorful indicators for your projects. Available in Red, Green, Blue, Yellow, and White.
- RGB LEDs: create any color you want from a single bulb.
- Photocells (LDR): Light-dependent resistors for building automatic night-light circuits.
Why Buy Components from DIYGH?
Nothing is more frustrating than a fake transistor that burns out instantly. We source our components from reputable manufacturers to ensure they meet their datasheets specifications.