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4 Channel Relay Module

4 Channel Relay Module

Item details
SKU: 10002402
Weight: 58 grams
Stock: Out of stock

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This item is a 5V 4-Channel Relay interface board,It can be controlled directly by microcontrollers such as Arduino, AVR, PIC, ARM and so on.


  • Output interface definition (panel clearly identified):
  • NO: normally open
  • NC: normally closed
  • COM: common point
  • GND: ground
  • Enter the definition:
  • VCC: 5V/ 12V/ 24V supply (select from option)
  • K1 - K4: relay K1-K4 control input point, 4-way access level signal
  • The closure 0-NC, NO disconnect; 1-NC Disconnect, NO is closed
  • GND: ground