All Products

SKU: AF-976

Transistors are powerful little electronic switches, and when our little NPN transistors aren't power enough for your project, we have been known to use these beefy TIP120 Darlington transistors. Great for whenever you need to control medium to high-power electronics such as motors, solenoids, or...

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: DF-FIT0322

This package includes 17 species transistors in common use.It's convenient for you to make some small designs.You could find a suitable one for your type! A transistor is a semiconductor device used to amplify and switch electronic signals and electrical power.It is composed of semiconductor mat...

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: WS-26244

An RS485-controlled industrial I/O module with 8 isolated digital inputs and 8 open-drain digital outputs, communicating via the Modbus RTU protocol. Multiple protection layers — power isolation, magnetic isolation, TVS diode, and resettable fuse — ensure stable and reliable operation in demandin...

SKU: LB-LR0214-170A

This LED Christmas Tree kit is a fun, beginner-friendly soldering project that uses through-hole components for easy assembly. All parts are clearly labelled on the PCBs, making it a great introduction to soldering for makers of all ages. The assembled tree features 37 white LEDs across three PC...

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: EF-EF08179

The ElecFreaks Micro:bit Starter Kit is a comprehensive electronics learning kit designed for beginners exploring circuits and programming with the BBC micro:bit. It includes a micro:bit board along with a breadboard adapter, sensors, LEDs, motors, and other essential components. With 13 guided ...

SKU: SF-COM-24144 · MPN: COM-24144

This is a common MOSFET with very low on-resistance and a control voltage (aka gate voltage) that is compatible with any 3-5V microcontroller or mechanical switch. This allows you to control high-power devices with very low-power control mechanisms. Features: FET Type: N-Channel Technology: MO...

SKU: TB-ZT2292

The TIP122 is an NPN Darlington transistor in a TO-220 package, commonly used for switching and driving high-current loads such as motors, solenoids, and relays from microcontroller logic signals. Specifications Type – NPN Darlington (BJT) Package – TO-220 Collector-Emitter Voltage (Vce) – 1...

SKU: SF-COM-00588

The IMD2AT108 is a complementary NPN/PNP transistor array IC that integrates two transistors, two base resistors, and two pull-up resistors into a single Mini6 package (similar to SOT-457). Commonly used for level translation and logic inversion in compact designs. Compatible with SOT-23 breakou...

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: 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: AF-3928

The Adafruit CRICKIT for micro:bit is a robotics and electronics driver board designed for the BBC micro:bit. Plug your micro:bit into the 40-pin edge connector and start controlling motors, servos, solenoids, NeoPixels, capacitive touch sensors, and a speaker — all managed over I2C via the Adafr...

SKU: AF-2439

An analog LED strip featuring both RGB and warm white (~3000K) LEDs at 60 LEDs per metre on a weatherproof white flexi PCB. Control the entire strip at once using any microcontroller and four transistors (one per channel) — no addressable LED library needed, just PWM for colour mixing. Power the...

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: DF-FIT0869

A 3S (3-series) battery protection module designed for connecting three 18650 or polymer lithium-ion cells in series to create a 12 V rechargeable battery pack. The board provides overcharge, over-discharge, overcurrent, and short-circuit protection to safeguard your battery pack during charging ...

SKU: AF-2776

This miniature push-pull solenoid features a captive armature with a return spring — when energised at ~5 V DC, the armature retracts, and when power is removed it springs back to its original position. The dual-action design lets you use it as either a push or pull mechanism, and the built-in mo...

SKU: SF-COM-13951

The 2N5191G is an NPN silicon transistor rated for up to 60 V and 4 A, suitable for driving larger loads, switching, and amplification applications in through-hole circuit designs. Specifications Type – NPN silicon transistor Part Number – 2N5191G Maximum Collector-Emitter Voltage (VCEO) – 6...

SKU: LB-LS6569

A DIY soldering kit that builds into a functional ultrasonic distance meter. Using an HC-SR04 ultrasonic sensor, STC89C52 microcontroller, and 3-digit 7-segment display, this kit measures distances from 5cm to 4m with a built-in buzzer alarm when objects get too close. The microcontroller comes ...