Amazon.com: Lystin 8 Channel DC 5V DC 230V Relay Module Control Board with Optocoupler for UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi : Electronics
8 Kanal Netzwerk Relaismodul Relais Fernsteuerungsgerät Ethernet RS485 Netzwerk Relais DC 7~24V : Amazon.de: Gewerbe, Industrie & Wissenschaft
AEDIKO 8 Channel Relay Module DC 5V Relay Board with OPTO-Isolated Support High or Low Level Trigger: Amazon.com: Industrial & Scientific