1 2 4 8 Channel High or Low Level Trigger DC 5/12/24V with Optocoupler Isolation

1 2 4 8 Channel High Or Low Level Trigger DC 5/12/24V High Low Level Trigger Relay Switch with Optocoupler Isolation for Arduino
Features:
1.Stable Performance: This high/low level trigger relay module ensures reliable and stable operation, making it suitable for various applications where consistent performance is crucial.
2.High Driving Capability: With its strong driving capability, this high low level trigger board effectively controls the relay, allowing for efficient and effective switching of electrical circuits.
3.Optocoupler Isolation: The high and low level relay module utilizes optocoupler isolation, providing increased stability and preventing interference between the input and output signals. It ensures safer and more reliable operation.
4.Fault-Tolerant Design: Even if the control line is disconnected, the relay module board shield will not be triggered unintentionally, thanks to the module’s fault-tolerant design. This feature ensures the system remains secure and prevents accidental malfunctions.
5.User-Friendly Interface: The high low level trigger relay switch features a humanized interface design, allowing easy connection with external devices using terminal blocks. The power indicator (green) and relay status indicator (red) provide clear visual feedback.