Arduino

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

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,

Cellular

Cellular modules can provide reliable long range communication.

Components

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

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.

E-Textiles

Wearable electronics and materials.

GPS

Get accurate positioning information with the help of GPS.

Kits

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

LCDs

Add a graphic interface with a color or monochrome LCD.

Programmers

Get your code onto the IC.

Prototyping

All the parts necessary to prototype your design.

Raspberry Pi

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

Retail

Specially packaged products for our retail customers.

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.

Widgets

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

Wireless

Cut the cord and communicate wirelessly.

Retired

All of these products are retired and archived. Check here for datasheets and information on older products. These pages are for reference only.

Recent Product Comments

Member #326601 / 34 minutes ago 1

How far or close do you need to be from the source to work?

Re: SEN-11195 - Color Detector Sensor

ShawnHymel / 42 minutes ago 1

Unfortunately, the CC3000 does not default to SmartConfig on power up. You need to send special SPI commands to the CC3000 to tell it to…

Re: WRL-12072 - CC3000 WiFi Breakout

Member #341546 / 6 hours ago 1

I am powering this off 4xAA just fine. You can adjust the heating values in your code. Put this into your setup after you declare the…

Re: COM-10438 - Thermal Printer

Member #341546 / 6 hours ago 1

I can confirm that this works with a mixture of US and Japanese Yen! I have a modified “Hater-Matic” at my clinic in Japan giving out jokes…

Re: COM-11636 - Coin Acceptor - Programmable (6 coin types)

Member #40086 / 7 hours ago 1

I have downloaded smartconfig and run it on my smartphone, but I am anable to connect to the cc3000 wifi breakout. Can I have some input on…

Re: WRL-12072 - CC3000 WiFi Breakout