1 2 4 8 Channel High/Low Level Trigger Relay Modules with Optocoupler Isolation
ab 7,42 €
Optocoupler Isolation: The high and low level relay module utilizes optocoupler isolation, providing increased stability and preventing interference between the input and output signals. 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.
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