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The MKR Relay Protoshield allows you to easily add relays to your MKR board based project.

The shield provides two relays called RELAY1 and RELAY2 commanded by pin 1 and pin 2 respectively. The shield also provides easy connection by means of screw terminal blocks to A1 to A4 analog inputs, I2C and supply voltages.

  • Operating voltage 3.3V (supplied from the host board)
  • Two relays with NOCOM and NC connections
  • Works with battery powered board
  • Screw terminal blocks for easy connections
  • Carry current: 2 A
  • Max. operating voltage: 125 VAC, 60 VDC
  • Max. operating current: 1 A
  • Max. switching capacity: 62.50 VA, 30W

You can find  your board warranty information here.

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OSH: Schematics

The MKR Relay Proto Shield is open-source hardware! You can build your own board using the following files

The Arduino MKR Relay Proto Shield appears in the following collections:

SKU PI-TSX00003