USB Relay Controller with 6-Channel I/O - DEV-09669 - SparkFun Electronics
Amazon.com: CM4-IO-BASE-A + USB HDMI Adapter for Raspberry Pi Compute Module 4 with FFC USB Cable @XYGStudy (CM4-IO-BASE-Acce A) : Electronics
LucidIot-16 Secure Network I/O Module | IoT Acquisition, Control
Amazon.com: USB Based 24-Channel Digital I/O Module : Electronics
PCIe TO USB 3.2 Gen1 Adapter, for Raspberry Pi Compute Module 4 IO Board, 4x HS USB - PiShop.us
DC 12V 24V 8ch IO Digital Collector USB COM Serial Port UART Relay Module | eBay
64 Channel USB GPIO Module With Analog Inputs | Numato Lab
USB-DIO-48: 48-Channel Digital Input/Output USB Module - ACCES I/O Products
USB Digital I/O Module with 4 Input and 4 Output Channels
PRL Controller module, USB to TTL, 24 front/13 rear stick pin bits – Pulse Research Lab
8 Channel USB GPIO Module With Analog Inputs | Numato Lab
Advantech - USB-4711A-BE - USB IO Module, 16 Ch Multifunction, DAQ, adsb2, USB-4700 Series - RS
MTM-IO-Serial: Software Controlled USB Hub and IO Module | Acroname
Power I/O module, digital analog and USB interface. Xon Electronics - Dispositivi e componenti elettronici elettrici meccanici per automazione e industria
Specifications | DIO-0808LY-USB | Digital I/O USB I/O unit 8ch/8ch (isolated 12 - 24VDC) - the Y series | CONTEC
ADU200 USB Relay I/O Interface Module ( 5 AMP )
Raspberry Pi Compute Module 4 Mini Basic A / B Type USB IO Expansion Board Core Board
USB I/O module handles digital, analog, motor - Electronic Products
CM4-IO-BASE-A + USB HDMI Adapter, for Raspberry Pi Compute Module 4 | CM4-IO-BASE-Acce A
USB-IO Module IWC6203 for Vector 4D People Counter | PCE Instruments
USB IO Expanders now available for purchase - ASI Controls
USB-4751L-AE-24-Channel TTL Digital I/O USB Data Acquisition Module
Digital I O module - USB-OI16 - BMC Messsysteme GmbH - USB / 16 digital inputs / DIN rail mounted
Digital I/O Devices, Boards and Modules (USB, Ethernet)
IO-Warrior-56-MOD 50 I/O Line USB Module (IOW56-MOD) ($44.99) : Saelig Online Store