Arduino

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

Audio

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

Books

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.

Cables

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

Components

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.

Educators

Get your bulk-packed classroom materials here.

GPS

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.

IoT

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

Kits

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

LCDs

Add a graphic interface with a color or monochrome LCD.

Prototyping

All the parts necessary to prototype your design.

Raspberry Pi

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

Robotics

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

Sensors

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

Swag

Show off your inner geek with SparkFun swag.

Tools

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

Wearables

Wearable electronics and materials.

Widgets

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

Wireless

Cut the cord and communicate wirelessly.

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Recent Product Comments

I’m confused. According to the schematic the ONLY thing the 3/5 volt jumper changes is the level converter output for the reset/DTR signal.…
I weighed one still in its shrinkwrap on my triple-beam scale, and it’s 245 grams. I think the wrapping weight is negligible. This converts…
Any plans for a 125B sized proto?
My colleagues and I have spitballed the idea of adding an extra degree of control by putting an accelerometer in the chassis, maybe…
I think Bob is just talking about a comparison of USB/UART adapters. After all, you do have this and 7 other s not counting 11736 that this…
What changed between this one and the last one?
Have you guys been able to use I2C without the capacitor? And if not, do you carry a capacitor that would be suitable? I was really hoping…
——————– Tech Support Tips/Troubleshooting/Common Issues ——————– Maximum Heat from Soldering Iron Tip It’s…
——————– Tech Support Tips/Troubleshooting/Common Issues ——————– Maximum Heat from Soldering Iron Tip It’s…
Well, most of our breakouts support vastly different functions (some of which don’t correlate with each other). We are, however, currently…