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The popular development board and all its shields, cases, and accessories.


Add some sound to your next project with MP3 boards, synthesizers, breakouts and more.


Grab a book and teach yourself something new.

Breakout Boards

If you need to prototype something, breakout boards are the perfect shortcut to get up and running quickly.


From USB, audio, video, or general prototyping cables; here you can find all you need to get your devices connected together.


Buttons, switches, LEDs, and all the other general parts you need to build your next creation.

Development Tools

The brains of the operation. Choose your favorite development platform.

Dings and Dents

Anything that doesn't get sold as a product usually ends up here. Bare PCBs, scrapped builds, or one-off products can be found here.


Get your bulk-packed classroom materials here.


Get accurate positioning information with the help of GPS.

Intel® Edison

The Intel Edison is an ultra small computing platform that will change the way you look at embedded electronics.


Internet of Things! Electronics, sensors, and connectivity for you to exchange data between your devices and other sources.


Learn how to solder, program, and more with our kits.


Add a graphic interface with a color or monochrome LCD.


All the parts necessary to prototype your design.

Raspberry Pi

Cases, accessories, and everything you need for your Pi.


Get moving with robotics. Wheels, motors, controllers, and all things mechatronic.


Detect your environment with various sensors. Motion, sound, vision, temperature, and more.


Show off your inner geek with SparkFun swag.


Get building with hand tools, soldering irons, and power supplies.


Wearable electronics and materials.


Need a board for a specific application? Check out or SparkFun widgets.


Cut the cord and communicate wirelessly.


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Recent Product Comments

This piece is original or a chinese clon? It is a Chinese copy? Please reply, I want to know if the piece is original Atmel
Since this is a DPDT switch, it can control two circuits. Does “Capable of switching up to 1.2VA” mean each individual circuit can be 1.2VA?…
Hello, I’ve some questions: - What happen if I select 1.5A charging but the power supply only can give 500mA? - What is the max output that…
Can the enclosure house both the Stepoko board and a RaspberryPI board?
This piece is original or a chinese clon?
Not easily. You’d have to put some kind of diode inline with both supplies (the PV and the USB) to stop the higher voltage of the two…
Can I use secondary barrel jack to charge the battery using USB power? Can I do this parallel with solar charging?
The datasheet for the Mediatek MT7620 says this SoC has five ethernet adapters. Are these broken out to the female header, or … ?
This is great but it really needs another sew tab or two. The two sew tabs are so close together that the other side doesn’t stay down very…
Hi all, I am using an ESP8266 to send a file from an Arduino DUE to a server using PHP. Basically, I read the data from the Serial and send…