GEYA Relay Module 8 Channel 12V 24V Plug-in Type Panel Mount for Automation PLC

GEYA Relay Module 12 Channel 12V 24V Plug-in Type Panel Mount for Automation PLC

2 Pieces 40/30 Amp Waterproof Relay Switch 12AWG Harness Set - 12V DC 4-Pin S...

GEYA 4 Channel Omron Relay Module 2NO2NC DPDT PLC RELAY Interface 12/24V AC/DC

GEYA 2 Channel Relay Module AC/DC 12V 24V AC230V Relay Interface PLC

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GEYA 12/24V 2-16 Channel Omron Relay Module & Fuse Protect PLC Controller SPDT

5V/12V Relay Module Interface Board for Arduino 1/2/4/8/16 Channels