Devantech 8 Channel 16A USB Relay Module | Acroname
USB Control Switch 2-Channel 5V Relay Module
16-Channel 9-36V USB Relay Module – SainSmart.com
NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB): Amazon.com: Industrial & Scientific
SainSmart 4-channel 5V USB Relay Module for Automation Robotics – SainSmart.com
USB Relay Controller - Two Channels
USB Relay Controller - One Channel with clips for DIN mount rail
8 Channel USB Relay Module
USB Relay for Windows, Mac, and Linux - Industrial Grade
USB Eight Channel Relay Board for Automation
LCUS-1 LCUS-2 1 2 Channel USB Relay Module Smart Control Switch CH340 Converter | eBay
USB Electromechanical Relay Devices - Measurement Computing
USB Relay Controller with 6-Channel I/O - DEV-09669 - SparkFun Electronics
1 Channel Usb Relay 5v Programmable Computer Control For Smart Home 1ch Module Board - Relays - AliExpress
SainSmart USB Eight Channel Relay Board for Automation - 12 V
USB Relay Module USB Relay Computer Control 5V+12V - Walmart.com
USB Relay Controller - One Channel
USB Relay Controller Board - 4 Channels for Home Automation
2 Channel USB Relay Module
NOYITO 2-Channel Micro USB Relay Module USB Smart Control Switch USB Intelligent Control Switch (2-Channel Micro USB): Amazon.com: Industrial & Scientific
LCUS 1 type USB Relay Module Electronic Converter PCB USB Intelligent Control Switch|relay module|usb relayelectronic module - AliExpress
Devantech 8 Channel USB Relay Module | Acroname
12 v 10 A optical coupling isolation relay module trigger mode is adjustable
TOSR140 - 4 Channel USB Relay - (Password/Momentary/Latching)
KMtronic Ltd: USB Relay Controller One Channel
