USB Electromechanical Relay Devices - Measurement Computing
Numato 8 Channel USB Relay Module, External Power Supply | AltonaLab
USB Eight Channel Relay Board for Automation
USB Relay Controller Board - 4 Channels for Home Automation
Al (LC) LCUS - type 1 USB relay module USB intelligent switch control
1 Channel USB Relay DC 5V Programmable Module - ElectroPeak
SainSmart 4-channel 5V USB Relay Module for Automation Robotics – SainSmart.com
USB Relay Controller with 6-Channel I/O - DEV-09669 - SparkFun Electronics
Devantech 8 Channel 16A USB Relay Module | Acroname
Devantech 8 Channel USB Relay Module | Acroname
TYPE-C USB Relay Module DC 5V 12V PC UART Serial Port RS232(TTL) Switch Board | eBay
USB Relay Controller - Eight Channel
TOSR140 - 4 Channel USB Relay - (Password/Momentary/Latching)
USB 4 Relay Board for Home Automation - v2
USB 4 Relay controller - thermoregulator with sensor TCN75A
Qariya.net متجر القرية | USB Relay 8-channel Module Programmable Computer Control اشتري
USB Relay for Windows, Mac, and Linux - Industrial Grade
1 Channel USB Relay DC 5V Programmable Module - ElectroPeak
DC 5V USB Relay 2 Channel Programmable Computer Control Power Supply Module for Smart Home Controller Relay Board 250V 10A: Amazon.com: Industrial & Scientific
USB Relay
USB Relay 1 Channel | 102056 | Other by www.smart-prototyping.com
USB Relay Controller - Two Channels
1 Channel USB Powered Solid State Relay Module | Numato Lab
USB Relay Controller - One Channel - PCB
SainSmart USB Eight Channel Relay Board for Automation - 12 V : Industrial & Scientific - Amazon.com
