ZYAMY 2 Channel 12V Red Board Relay Module with Optocoupler Isolation Supports High and Low Level Trigger for SCM Household Appliance Control: Amazon.com: Industrial & Scientific
ANMBEST 10PCS 12V Relay Module with Optocoupler High or Low Level Trigger Expansion Board for Raspberry Pi Arduino : Amazon.sg: Industrial & Scientific
5V/12V/24V 8 Channel Optocoupler Relay Module Board with High/Low and Trigger Power Indicator Light(24V): Amazon.com: Industrial & Scientific
Suchergebnis Auf Amazon.de Für: Optokoppler 5v
Amazon.com: HiLetgo 2pcs DC 12V 2 Channel Relay Module with Isolated Optocoupler High and Low Level H/L Level Trigger Module Triggered by DC 12V : Industrial & Scientific