USB 16 Channel Relay Module - RS232 Controlled
16-Channel 9-36V USB Relay Module – SainSmart.com
USB Eight Channel Relay Board for Automation
SainSmart USB Eight Channel Relay Board for Automation - 12 V
1 Channel Usb Relay 5v Programmable Computer Control For Smart Home 1ch Module Board - Relays - AliExpress
8 Channel USB Relay Module
16 Channel USB Relay Module With GPIO And Inputs | Numato Lab
Amazon.com: Diyeeni 4-Channel 12V USB Control Switch Relay Module, Relay Board Computer Smart Switch Controller, PC Relay Module Expansion Board, Relay Board for Automation : Electronics
4 Channel USB Relay Module With GPIO And Analog Inputs | Numato Lab
8-channel 12VDC Type-B USB Relay Board Module Controller Automation Robotics | eBay
USB 4 Relay controller - thermoregulator with sensor TCN75A
8-Channel USB Relay Card - RobotShop
USB Relay Controller - Eight Channel
Module - USB Relay Card Kit - VM8090
KMtronic Ltd: USB Four(4) Relay Controller
Devantech USB-RLY82 - 2 Channel USB Relay | Acroname
USB Relay Controllers with On-Board Analog Inputs and GPIO for Sensors
