1/2/4/8 Kanal High oder Low Level Trigger DC 5/12/24V für Home Smart Control
ab 5,30 €
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. NO: Normally-open relay interface, the relay is suspended before the relay is engaged, and is shorted to COM after the relay is engaged.
Jetzt bei Ebay:
