TDA2030 Audio Amplifier (Pack of 3)

1N4148 Signal Diode (Pack of 50)

Fast small-signal switching diodes.

KSh 150

per Pack of 50

1N5819 Schottky Diode (Pack of 20)

Low-drop 1 A Schottky diodes.

KSh 200

per Pack of 20

Zener Diode Kit 1 W (50 pcs)

Assorted 1 W zeners from 3.3 V to 15 V.

KSh 300

per Kit

W10 Bridge Rectifier (Pack of 5)

1.5 A bridge rectifier in a DIP package.

KSh 200

per Pack of 5

2N2222A NPN Transistor (Pack of 10)

General-purpose NPN for loads to 800 mA.

KSh 150

per Pack of 10

BC547 NPN Transistor (Pack of 10)

Small-signal NPN for amplifiers and light loads.

KSh 100

per Pack of 10

BC557 PNP Transistor (Pack of 10)

PNP complement to the BC547.

KSh 100

per Pack of 10

BC337 NPN Transistor (Pack of 10)

800 mA NPN in TO-92.

KSh 120

per Pack of 10

2N3904 NPN Transistor (Pack of 10)

General-purpose NPN, 200 mA.

KSh 120

per Pack of 10

2N3906 PNP Transistor (Pack of 10)

General-purpose PNP, 200 mA.

KSh 120

per Pack of 10

TIP120 Darlington Transistor (Pack of 5)

NPN Darlington for loads up to 5 A.

KSh 250

per Pack of 5

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Automatic Plant Watering System

Water plants only when the soil is dry, using a moisture sensor, relay and small pump.

Electronics Projects

Ultrasonic Distance Meter

Measure distance with an HC-SR04 and show it on a 16×2 LCD.

Beginner Projects

555 Timer LED Flasher

A blinking light with no code — just a 555, resistors and a capacitor.

Electronics Projects

RFID Door Lock

Open a latch with a servo when an authorised card is scanned.

Robotics Projects

Obstacle-Avoiding Robot Car

A two-wheel robot that drives forward and turns away from obstacles.

IoT Projects

WiFi Home Automation Switch

Switch four appliances from a phone or browser using an ESP32.