Solid State Relay - 40A (3-32V DC Input) - COM-13015 - SparkFun Electronics
USB-Relays
USB Relay Module for Windows, Linux, Raspberry Pi : 15 Steps - Instructables
AC 110V 230V Wifi Relay Switch Multi Channel Mobile Phone Remote Control Network Relay Module With Antenna Wireless Smart Home|relay module|wifi modulemodule ac - AliExpress
USB relay module with 8 relay outputs - Deditec
I/O-08D-230V-16A - ISYGLT
Per USB Relais ansteuern – PC schaltet Monitore und Zubehör ab › technikkram.net
NOYITO 1-Channel 5V Computer USB Control Switch Relay Module Drive-free relay module Plug and Play Suitable for PC Smart Controller - - Amazon.com
KMtronic Ltd: USB Relay Controller One Channel
SwitchBox Relais 230V Schaltsteckdose - ANTRAX
12V/220V 8 Channel Relay Shield Control Interface 8 Kanal USB Relais Module kaufen
1 Kanal Relais 5V / 230V | Roboter-Bausatz.de
USB-SwitchC IEC
Per USB Relais ansteuern – PC schaltet Monitore und Zubehör ab › technikkram.net
USB Relay Module for Windows, Linux, Raspberry Pi : 15 Steps - Instructables