8-Channel Relay Controller, TCP/IP Remote Controller Module Channel Relay Switch 250V/AC 10a with Optocoupler to Prevent from External Voltage Surge(白色): Amazon.com: Industrial & Scientific
Halbleiterrelais 8fach SSR Solid State Relay Modul 8 Channel [KP02025] - 12.50EUR : komputer.de, Arduino Open Source Hardware
Amazon.co.jp: PTF08A 8 Terminal 35mm DIN Rail Mount Relay Socket Base Holder 3pcs : DIY, Tools & Garden
NOYITO 8-Channel Relay Module High Low Level Trigger with Optocoupler Isolation Load DC 30V AC 250V 10A for PLC Automation Equipment Control Industrial Control (8 Channel 12V): Amazon.com: Industrial & Scientific
Aerzetix SK2 °C10051 Relay SPDT 24 V 25 A LKW : Amazon.de: Automotive
8 Kanal Solid State Relais Modul 5V/230VAC: Amazon.de: Auto & Motorrad