4 Channel Relay Module 5V with optocoupler


30 in stock

This is a 5V 4-channel relay interface board, and each channel needs a 15-20mA driver current. It can be used to control various appliances and equipment with large current. It is equiped with high-current relays that work under AC250V 10A or DC30V 10A. It has a standard interface that can be controlled directly by microcontroller.

177.00 Price Including GST

30 in stock


4 Channel Relay Module 5V with  optocoupler

4 Channel Relay Module  Pin Description


VCC: Positive supply voltage
GND: Ground
IN1–IN4: Relay control port


Connect a load, DC 30V/10A,AC 250V/10A


  • Size: 75mm (Length) * 55mm (Width) * 19.3mm (Height)
  • Weight: 61g
  • PCB Color: Blue
  • There are four fixed screw holes at each corner of the board, easy for install and fix. The diameter of the hole is 3.1mm
  • High quality Songle relay is used with single pole double throw, a common terminal, a normally open terminal, and a normally closed terminal
  • Optical coupling isolation, good anti-interference.
  • Closed at low level with indicator on, released at high level with indicator off
  • VCC is system power source, and JD_VCC is relay power source. Ship 5V relay by default. Plug jumper cap to use
  • The maximum output of the relay: DC 30V/10A, AC 250V/10A

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