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.


Category for the R&D Incubator within SparkFun Electronics


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

What’s the max current per I/O pin?
Thanks for the info! Any reason why this isn’t described explicitly on the graphical datasheet?
Tsunami itself doesn’t have an I2C interface broken out. I’d recommend your favorite 3.3V microcontroller in between, maybe a [Pro…
Anyone know how I could connect an i2c device to this board? Would I need an arduino in the middle? Want to add Freescale MPR121 touch…
I just got this, and when I connect a strip (about 1cm x 5cm) of this to a multimeter and check the resistance, the values seem to change…
——————– Tech Support Tips/Troubleshooting/Common Issues ——————– Serial Output Error? If you happen to see…
——————– Tech Support Tips/Troubleshooting/Common Issues ——————– Example Tutorial Standalone: Sharp Dust…
Looks like the only remaining source for WWVB (NIST) and MSF antennas is…
I’m sorry but technical support does not work off the comments. I just saw this when working on another case. The error output that you are…
Do I need a 5v step-up with this to power the arduino?