All Products

SKU: AF-756

Transistors are powerful little electronic switches, and we really like these NPN transistors whenever we need to control medium-power electronics such as small motors, solenoids, or IR LEDs. We find them so handy, they come in a pack of 10! Each transistor is a general purpose amplifier, model ...

SKU: LB-LS0194

A comprehensive assortment of 900 bipolar transistors across 18 different values, all in the standard TO-92 package. Each value includes 50 pieces, neatly organised in a compartmentalised storage box for easy identification and access. The kit includes a balanced mix of NPN and PNP transistors c...

SKU: LB-LS3779

A pack of 10 general-purpose 2N2222A NPN bipolar transistors in a TO-92 package. The 2N2222A is one of the most widely used transistors in electronics, suitable for switching and signal amplification in a broad range of circuits. Specifications Type – NPN bipolar transistor Part Number – 2N22...

SKU: PI-COM0301

A pack of 5 PN2222A NPN transistors in through-hole TO-92 packages. A versatile general-purpose transistor commonly used for switching and signal amplification in microcontroller projects — apply a small voltage to the base to control a larger current flowing from collector to emitter. Key Featu...

SKU: LB-LS7756

Packing list: 10 × White LEDs10 × Yellow LEDs10 × Blue LEDs10 × Green LEDs10 × Red LEDs1 × RGB LED2 × Photoresistors (LDR)1 × Thermistor5 × Rectifier Diodes (1N4007)5 × NPN Transistors (PN2222)1 × Optocoupler IC (4N35)1 × Shift Register IC (74HC595)10 × Tactile Push Buttons (small)1 × Active...

SKU: EC-ELE18715S

A comprehensive electronics starter kit with over 200 components for Arduino and Raspberry Pi projects. Includes a breadboard, power supply module, jumper wires, LEDs, resistors, capacitors, ICs, and more — everything needed to begin learning electronics and programming. Key Features 200+ Comp...

SKU: EC-ELE18716S

A comprehensive 300+ piece electronics component kit for getting started with Arduino, Raspberry Pi, and general electronics prototyping. Everything is packed into a single box for organised, efficient access — covering the core components you'll reach for again and again across beginner and inte...

SKU: AF-2975

The ultimate companion kit for anyone learning electronics. The Adafruit Parts Pal packs LEDs, resistors, capacitors, transistors, sensors, switches, and prototyping essentials into a handy storage box — everything you need to dive into breadboard projects right away. Pair it with an Arduino, Ra...

SKU: AF-3599

Transistors are powerful little electronic switches, and we really like these NPN and PNP transistors whenever we need to control medium-power electronics, such as small motors, solenoids, or IR LEDs. We find them so handy we threw together a mix-and-match bag of PN2222 and PN2907! You get 5...

SKU: AF-5696

We are very excited to carry a new bundle supporting Adafruit friend and maker Jen Fox and her new book, Beginning Breadboarding: Physical Computing and the Basic Building Blocks of Computers!  Using fun, hands-on projects, learn what a circuit is and how it works! This book uses a common...

SKU: AF-1759

Mod your stuffed toy to chirp, meow, or woof! This GEMMA parts pack makes it easy to add simple sounds to any plush toy, and especially the Sew-Your-Own Owl Kit (not included!) A tilt ball switch is used to trigger GEMMA to play a sound of your choosing (or write your own) through a small spea...

SKU: DF-FIT0850

This NPN to PNP signal converter module bridges the gap when your sensor outputs an NPN signal but your controller or PLC expects a PNP input. Simply wire it inline between the sensor and the controller to convert the signal type without modifying either device. The module includes built-in surg...

SKU: SF-KIT-13682

If you do anything with electronics, you’re probably already using transistors, but you’re probably using them in large, prepackaged clusters of just one type. The SparkFun Discrete Semiconductor Kit addresses your needs of only needing one or a couple transistors without you needing go and order...

SKU: PI-COM0302

Transistor are a type of electronic switch used for controlling the flow of a circuit and amplifying signals.They have three legs: the base, the collector, and the emitter.NPN: When a voltage is applied to the base leg of the transistor it allows current to flow from the collector to the emitter....

SKU: AF-3588

The Adafruit MetroX Classic Kit is a comprehensive experimentation kit with over 20 guided circuits and projects to explore microcontroller basics. Built around the Adafruit Metro 328 (Arduino UNO-compatible), this kit covers LEDs, transistors, motors, integrated circuits, pushbuttons, sensors, r...

SKU: DF-FIT0426

INTRODUCTION Introducing "The Breadboard-Plugin Kit" - the first kit in the ECell series. The Breadboard-Plugin Kit provides a range of common components such as resistors, capacitors, diodes, transistors etc. that are compatible with a solderless breadboard. This Di...

SKU: DF-SEN0580

What is Mirror Reflection Photoelectric Sensor Switch?A mirror reflection photoelectric sensor switch is a type of photoelectric sensor that uses a reflector to detect the presence or absence of an object. It works by emitting a beam of light from an infrared LED towards a reflector. When an ...

SKU: SF-KIT-27842 · MPN: KIT-27842

  Every electronics hobbyist, from beginner to expert, needs a well-stocked "bubble gum" parts bin. The SparkFun Beginner Parts Kit is the perfect solution, providing a curated collection of the most essential through-hole components you'll need to get started with your first embedded projec...

SKU: TB-ZT2298

The 2N2222A is a widely used general-purpose NPN bipolar junction transistor (BJT) in a TO-92 package. With a maximum collector current of 800 mA and a collector-emitter voltage of 75 V, it's suitable for switching and amplification in a broad range of electronic circuits. Key Features NPN Bip...

SKU: EC-ELE18712S

A comprehensive Arduino starter kit packed with over 200 components, sensors, and modules. Everything comes pre-soldered and ready to wire up, making it ideal for beginners learning electronics and programming. Built around a UNO R3 compatible controller board, this kit includes a wide variety o...