USB Relay Controller - Eight Channel with clips for DIN mount rail
8 Channel USB Relay Module | Numato Lab
Amazon.com: KNACRO 12V 8 Channel USB Relay Module Programmable Computer Control omputer USB Control Switch/Driver/PC Intelligent Controller-Pack of 20Pcs : Electronics
8 Channel USB Relay Module | Numato Lab
Amazon.com: Zer one Control Switch Relay Module, 8-Channel 5V Computer USB Intelligent Control Switch Relay Module Free Driver : Electronics
USB Eight Channel Relay Board for Automation
DC 12V 8 Channel Relay Module USB Computer Control Board for Home Automation - Walmart.com
8 Channel USB Relay Module
Relay Controller 8-Channel General Purpose SPDT + 8 Channel ADC ProXR Lite - IoT Devices & Sensors | Relay Controllers, Current Monitoring & Vibration Sensors
Devantech 8 Channel USB Relay Module | Acroname
Amazon.com: 8-Channel DC 12 V Computer USB Control Switch Relay Module USB Switch Controller with Imported High-Performance USB Control Chip : Automotive
Amazon.com: 8-Channel 12V USB Relay Board, 8-Channel 12VDC Type-B USB Relay Board Module Controller for Automation Robotics : Electronics
Relay Controller,USB Relay Switch 12V 8 Channel Relay Module with USB Interface Drive-Free for Computer Smart Control Switch: Amazon.com: Industrial & Scientific
USB Relay Controller - Eight Channel
USB Relay Switch 8-Channel 30-Amp with UXP Port: Relay Pros