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  • Velleman 4 channel relay module

Velleman 4 channel relay module

Article number: VEL-WPM400
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In stock (Delivery timeframe:1-2 days (Belgium))

This 4-channel relay interface board can control various appliances and other equipments with high current. It can be controlled directly by any micro-controller.


  • standard interface that can be controlled directly by any microcontroller
  • opto-isolated inputs
  • indicator LEDs for relay output status


  • control input current (in1 to in4): 15 - 20 mA
  • control input voltage: 5 - 12 VDC
  • relay output: 250 VAC 10 A; 30 VDC 10 A (non-inductive)
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