EASY FOR INSTALLATION: Designed with convenient installation in mind. Each relay has an action indicator light, allowing for easy identification and troubleshooting. With 4 fixed bolt holes, the module can be easily mounted in the desired location.
LED LIGHT: 4 relay closed the LED light, LED indicator for each relay. Equipped with optocoupler high or low level expansion board, this relay module ensures and stable . The optocoupler feature your connected devices from voltage spikes and electrical interference, enhancing overall system reliability.
4 CHANNEL: This relay module offers 4 channel relay output, including both normally open and normally closed options. Whether you need to control industrial equipment, utilize PLC control, or implement home intelligent control, this module provides reliable and efficient performance.
APPLICATION: relay module with optocoupler high or low level expansion board support all SCM control. It is applicable to the industrial sector, PLC control and home intelligent control
DC INTERFACE: circular DC interface, and DC terminal interface. Convenient power connection (12 v power supply voltage)
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