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

MikeGrusin / 13 minutes ago 1

We really hope not. Sorry, we thought we made an order that should have been here by the 8th, but the supplier didn’t actually send it.…

Re: COM-12051 - Speaker - 4" Extended Range (25W, 8 ohm)

_Elliott / 49 minutes ago 1

Is this sensor suitable for outdoor monitoring? I can shield it from the rain, but dew is a concern for many sensors. Thanks.

Re: SEN-12064 - HTU21D Humidity Sensor Breakout

Toni_K / 3 hours ago 1

That’s just electrical noise on the RX line. That shouldn’t happen if you have the RX line plugged in properly on a TX pin either on an…

Re: LCD-09568 - Serial Enabled 20x4 LCD - Black on Green 5V

Member #546399 / 3 hours ago 1

Hey everyone. I’m currently working on a project that involves this screen, but when I get the screen up and running, with the VDD and…

Re: LCD-09568 - Serial Enabled 20x4 LCD - Black on Green 5V

Vitor Henrique / 4 hours ago 1

If the cape is compatible with the BBB it will be compatible with this version, there are no changes on the pin out and anything else on the…

Re: DEV-12857 - Beaglebone Black - Rev C