12V 2-Channel Relay Module With Optocoupler High Low Level Triggered


Out of stock


  • Maximum load:AC 250V/10A, DC30V/10A
  • SMD optocoupler isolation, strong driving ability, stable performance; trigger current 5mA
  • the module voltage 5V
  • each channel module can be set high or low triggered by jumper
  • fault-tolerant design, even if the control line is broken, the relay will not operate
  • power indicator (green), 2 relay state indicator (red)
  • interface design user-friendly, all interfaces are available through the wiring terminal direct connection leads, very convenient

Module Port:

  • DC+: DC power supply positive
  • DC-:   DC power supply negative
  • IN1:   Channel 1 signal trigger terminal
  •  IN2:   Channel 2 signal trigger terminal
  • Relay Output:
  • NC1:     Channel 1 relay normally closed pin.
  • COM1:  Channel 1 relay common pin.
  • NO1:     Channel 1 relay normally opened pin.
  • NC2:     Channel 2 relay normally closed pin.
  • COM2:  Channel 2 relay common pin.
  • NO2:     Channel 2 relay normally opened pin.

High And Low Level Trigger Option:

  •  S1:   It is option switch for channel 1 relay.
  • 2. S2:   It is option switch for channel 2 relay.


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