Product Details and Information (ULN2803 Switch Board)

ULN2803 Switch Board

The I/O 24 ULN2803 Switch Board is a very useful accessory board that allows much higher voltage and current devices to be interfaced to the low level logic provided by our IO24 range of modules.


  • 1 x ULN2803 High Voltage / High Current Transistor Array
  • Indication LED’s for channel status
  • Screw Terminal Blocks for outputs
  • Easy connection by 10-way box header to suit standard IDC connector for connection to the I/O port
  • 72mm Standard width for DIN Rail Modules
  • Dimensions – 2.6 X 2.8 X 1 inches (65 X 72 X 25.4mm)

Related Support Articles, Drivers, Code & Downloads

Product Document Information Download/View
ULN2803 Switch Board Data Sheet Download

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