5V/12V/24V Relay Module with Optocoupler 1/2/4/6/8/16 Channel for Arduino Pi UK

24V Relay Modules 1-2-4-8 Channel Relay High Low Level Optocoupler Arduino -UK

1/2/4/8 Arduino Pi Channel Relay Board Module Selectable High Low 5V 12V 24V

5V Relay Module 1/2/4/6/8 Channel Opto-Isolated for Arduino ESP32 Raspberry Pi

High Power Miniature PCB Relay - 5V, 12V, 24V - SPST, SPDT - UK Seller

12V 24V DC 220VAC 8 Pin Relay and Socket Din Rail Base Mount DPDT 28VDC 5A MY2NJ

NE555 DC12V Adjustable Time Delay Relay Timer Switch Module Shield 0~10S

1 channel 12V Relay Module, Opto-coupler isolated, for Arduino and MCU projects.