4 Channel 5V Relay Module with Optocoupler for Arduino DSP AVR PIC ARM.

Features :

  1. One normally closed contact and one normally open contact
  2. Triode drive, increasing relay coil
  3. High impedance controller pin
  4. Pull-down circuit for the avoidance of malfunction
  5. Power supply indicator and Control indicator lamp
  6. Power supply and relay instructions, lit, the disconnect is off;
  7. The input signal, signal, common Terminal and start conducting;
  8. Useful for appliance control;
  9. DC or AC signal, control, you can control the 220V AC load;
  10. There is a normally open and one normally closed contact;
  11. The module is compliant with international safety standards, control and load areas isolation trenches.
Weight 50 g
Dimensions 7 × 5 × 1 cm
Trigger Voltage (VDC)


Trigger Current (mA)


Switching Voltage (VAC)


Switching Voltage (VDC)



There are no reviews yet.

Be the first to review “4 Channel 5V Relay Module with Optocoupler high quality”

Your email address will not be published. Required fields are marked