Elegoo 4 Channel DC 5V Relay Module with Optocoupler

• This relay module is 5V active low. Relay output maximum contact is AC250V 10A and DC30V 10A.
• Standard interface can be directly connected with microcontrollers.
• Working status indicator lights are conducive to the safe use
• 4-channel relay interface board, which can be controlled directly by a wide range of microcontrollers such as Arduino, AVR, PIC, ARM, PLC, etc. It is also able to control various appliances and other equipments with large current.
• Widely used for all MCU control, industrial sector, PLC control, smart home control.

4-channel relay output modules, relay output contacts 250A 10A.
Input IN1, IN2, IN3, IN4, the signal line LOW effective.
VCC, GND power input, can relay a separate power supply relay power input of JD-VCC.

Uses:
1, support all MCU control.
2, the industrial sector;
3, PLC control;
4, smart home control;