Relay Boards :: General Purpose :: 1 Channel USB Relay Board w/AC Adapter
LCUS-1 type USB Relay Module Electronic Converter PCB USB Intelligent Control Switch - Newegg.com
LCUS-8 8-way USB Relay Module Intelligent Control Switch – Alexnld.com
3pcs 2 Channel 5V HID Driverless USB Relay USB Control Switch Computer Control Switch PC intelligent Control Relay Module Sale Online - GeekPaw | Windows system, Usb, Relay
NOYITO 1-Channel USB Relay Module USB Intelligent Control Switch USB Switch (1-Channel USB): Amazon.com: Industrial & Scientific
PunchLight Relay Switchbox USB RSBUSB400 B&H Photo Video
USB PowerControl NE board V2 w/Grove Control - USB to USB solid state – SwitchDoc Labs
2 Channel 5v Relay Module Usb Control Switch 2 Way 5v Relay Module Computer Control Switch For Robotics Control Home Automatic - Buy Relay Module 5v,2 Channel Relay Module,Usb Relay Board Product
NOYITO 4-Channel 12V Computer USB Control Switch Relay Module Drive-Free Relay Module Plug and Play Suitable for PC Smart Controller: Amazon.com: Industrial & Scientific
USB Eight Channel Relay Board for Automation
USB PowerControl board V2 w/Grove Control - USB to USB solid state rel – SwitchDoc Labs
KMtronic Ltd: USB Relay Controller One Channel
Devantech USB-RLY04 - 4 x 16A USB relay | Acroname
5V-30V Delay Relay Timer Module Trigger Delay Switch Micro USB Power A – Sunhokey Electronics Co., Ltd
8 Channel 5V HID Driverless USB Relay USB Control Switch Computer Control Switch PC Intelligent Control
Usb Relay Module 2 Channel 5v Pc Intelligent Drive Control Board Switch Free Drive Usb Computer Control Relay Module - Relays - AliExpress
12 v 10 A optical coupling isolation relay module trigger mode is adjustable
USB Relay Controller - High Power USB Relays for Industrial Applications
fosa 5V 16 Channel USB Relay Module Computer Switch Control, USB Control Switch with PCB Board/High Sensitivity - Newegg.com
USB Relay
LCUS-2 Dual Channel USB Relay Module USB Intelligent Control Switch Sale - Banggood USA
KMtronic Ltd: USB Relay Controller One Channel
USB Relay for Windows, Mac, and Linux - Industrial Grade
