4 Channel 5V Relay Module with Optocoupler
Specification and Features of 4 Channel 5V Relay Module with Optocoupler:-
- One normally closed contact and one normally open contact
- Triode drive, increasing relay coil
- High impedance controller pin
- Pull-down circuit for the avoidance of malfunction
- Power supply indicator and Control indicator lamp
- Power supply and relay instructions, lit, the disconnect is off;
- The input signal, signal, common Terminal and start conducting;
- Useful for appliance control;
- DC or AC signal, control, you can control the 220V AC load;
- There is a normally open and one normally closed contact;
- The module is compliant with international safety standards, control and load areas isolation trenches.