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Analog input extension shield for arduino

Velleman KA12: Analog Input Extension Shield for Arduino® Kit

Velleman KA12

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Velleman KA12 Analog Input Extension Shield for Arduino® Kit (Electronic Project Kit - Soldering Required)

The Velleman KA12 Analog Input Extension Shield for Arduino® kit will add 24 analog inputs to your Uno™ projects, giving you a total of 29 analog inputs. The KA12 DIY kit is designed to be stackable and uses only 4 I/O lines. The library and sample sketches are available for download to help you get started.



  • Analog inputs: 0 - 5 VDC
  • Uses pins: 5, 6, 7 and A0 on Arduino UNO™ board
  • Dimensions: 54 mm x 66 mm (2.1" x 2.6")
  • Works with Arduino UNO™ and compatible boards
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Arduino library
Download this Arduino library to use the KA12 or to try out the included sketch.

Info Sheets

Resistor colour code

Overview of Velleman modules that are equal to D.I.Y Kits
This sheet is useful when you want to know which modules you could find in the do-it-yourself range of Velleman Kits and minikits.

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 Warning: this product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to: www.P65Warnings.ca.gov/product