Adafruit 12 x Capacitive Touch Shield for Arduino - MPR121 is an official Adafruit product available from Circuitrocks, an official distributor of Adafruit. A touch-input shield that lets Arduino projects react to human touch using up to 12 capacitive touch electrodes.

Why choose this Adafruit board or module?

• 12 touch channels on one shield
• Great for interactive art and musical interfaces
• Easy to clip onto conductive objects

What you can build

Fruit pianos, Interactive control panels, Touch-triggered art projects.

Technical description

Adafruit 12 x Capacitive Touch Shield for Arduino - MPR121 is designed for makers, engineers, and educators who need a genuine Adafruit part with dependable documentation, known compatibility, and easy access to official support material. It is a practical choice for prototyping, testing, and repeatable electronics builds.

Technical specifications

Pinout & power notes

Works especially well with conductive objects attached through alligator clips.

What’s in the box

Shield board.

Official resources

Manufacturer product page: https://www.adafruit.com/product/2024
Guide / tutorial: https://learn.adafruit.com/adafruit-mpr121-12-key-capacitive-touch-sensor-breakout-tutorial
Datasheet / downloads / documentation: https://learn.adafruit.com/adafruit-mpr121-12-key-capacitive-touch-sensor-breakout-tutorial

Need this for a student build, prototype, or production-ready electronics project? Circuitrocks helps makers, schools, and developers source genuine Adafruit products with access to official documentation and manufacturer references.