Relay module with 4 independant outputs:

  • 4 dry-type relays
  • 6 terminals per relay 2 x COM+NO+NC
  • Maxi 250V 2A

Control by I2C, logic input or push-buttons.

This board allows serial connection with other modules to provide a common power
supply and I2C bus for all connected devices:

  • Power supply
  • I/O boards

Documentation, electrical schematics and PCB drawing

Source code demo C/C++ (Aduino)

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RDO420-250 output relay board

  • 34.80€

  • Ex Tax: 29.00€
  • Price in reward points: 100