Amazon.com: 8-Channel 12V USB Relay Board, 8-Channel 12VDC Type-B USB Relay Board Module Controller for Automation Robotics : Electronics
USB Relay Board - High Power USB Relays for Industrial Applications
USB Eight Channel Relay Board for Automation
4-Channel USB Relay Board with 6-Channel A/D Interface
Relay Boards With I/O :: 8 Channel USB Relay Board W/ISO Input Port and AC Adapter
8-channel 12V USB Relay Module | SainSmart – SainSmart.com
4 Channel USB Relay Module_ Botland - Robotic Shop
TOSR140 - 4 Channel USB Relay - (Password/Momentary/Latching)
RL160001 Numato Lab | Relays | DigiKey Marketplace
Devantech 2x16A USB Relay Module | Acroname
2 Channel USB Relay Module
8 Channel USB Relay Module
Devantech 6 x 16A USB Relay Board USB-RLY06 - RobotShop
RL80001 Numato Lab | Relays | DigiKey Marketplace
SainSmart 4-channel 5V USB Relay Module for Automation Robotics – SainSmart.com
USB Relay Controllers with On-Board Analog Inputs and GPIO for Sensors
TOSR140 - 4 Channel USB Relay - (Password/Momentary/Latching)
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Amazon.com: SainSmart 16-Channel 9-36V USB Relay Module : Automotive
USB Relay for Windows, Mac, and Linux - Industrial Grade
12V USB Relay 8 CH Channel Programmable Computer Control For Smart Hom – diymore
1 Channel USB Powered Solid State Relay Module | Numato Lab
Smart Home 5V USB Relay 4 Channel Programmable Computer Control Board - v2 | eBay
DC 12V 8 Channel USB Type-B Relay Board Module Controller for Automation Robotic | eBay
Devantech 8 Channel USB Relay Module | Acroname
