Pin on Build your own USB devices
USB 16 Channel Relay Module - RS232 Controlled
Simplibox IO - USB Relay Set – AZ-Delivery
USB 16 Channel Relay Module - RS232 Controlled, 12V - ver.2
USB 16 Channel Relay Module - RS232 Controlled
Simplibox IO - Zihatec GmbH
NOYITO 1-Channel 5V Computer USB Control Switch Relay Module Drive-free relay module Plug and Play Suitable for PC Smart Controller - - Amazon.com
Simplibox IO - Zihatec GmbH
USB Relay Module for Windows, Linux, Raspberry Pi | Trybotics
TOSR02 - 2 Channel USB/Wireless Relay Module
TSRU430- 4 Channel 30A USB Relay Board
![BEM11000 LAN/MQTT 2 channel relay board with POE [BEM11000] - $55.00 : BrickElectric.com, Innovative Player in Automation](https://www.brickelectric.com/images/BEM11000_2.jpg "BEM11000 LAN/MQTT 2 channel relay board with POE [BEM11000] - $55.00 : BrickElectric.com, Innovative Player in Automation")
BEM11000 LAN/MQTT 2 channel relay board with POE [BEM11000] - $55.00 : BrickElectric.com, Innovative Player in Automation
TOSR08 - 8 Channel USB/Wireless 5V Relay Module
USB 16 Relay Output Module (Card) DIN Rail Box, 12VDC - COM Port Controlled for Your Project: Amazon.com: Industrial & Scientific
Simplibox IO - Zihatec GmbH
USB 16 Channel Relay Module - RS232 Controlled
Simplibox IO - Zihatec GmbH
NOYITO 1-Channel 5V Computer USB Control Switch Relay Module Drive-free relay module Plug and Play Suitable for PC Smart Controller - - Amazon.com
smart home with SimpliBox IO - Zihatec GmbH
USB Relay Module for Windows, Linux, Raspberry Pi | Trybotics
TSRU430- 4 Channel 30A USB Relay Board
USB 16 Channel Relay Module - RS232 Controlled
USB 16 Channel Relay Module - RS232 Controlled
Simplibox IO - Zihatec GmbH
TOSR02 - 2 Channel USB/Wireless Relay Module
TOSR02 - 2 Channel USB/Wireless Relay Module
