289b:0100 — Dual-relay board
Dracal/Raphnet technologies
- Vendor ID
- 289b
- Product ID
- 0100
- Combined
- 289b:0100
- Decimal
- 10395:256
What is this device?
This is the USB identifier for a Dual-relay board manufactured by Dracal/Raphnet technologies. The vendor ID 289b is registered to Dracal/Raphnet technologies with the USB Implementers Forum, and 0100 is the product ID that Dracal/Raphnet technologies assigned to this particular model. When you run lsusb on Linux, this device appears as 289b:0100 Dracal/Raphnet technologies Dual-relay board.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 289b:0100 Dracal/Raphnet technologies Dual-relay board
You can filter directly with lsusb -d 289b:0100, or get the full descriptor dump with lsusb -v -d 289b:0100. Kernel messages from dmesg show the same pair as idVendor=289b, idProduct=0100.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_289B&PID_0100 USB\VID_289B&PID_0100&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_289B&PID_0100"
macOS
$ system_profiler SPUSBDataType
Dual-relay board:
Product ID: 0x0100
Vendor ID: 0x289b (Dracal/Raphnet technologies)Driver help
Having driver issues with this device? Most USB devices are handled by a generic class driver; if yours shows up as an unknown device, confirm the ID above first, then check the manufacturer's downloads page.
Raw usb.ids entry
The exact lines this page is generated from, in the upstream source file:
289b Dracal/Raphnet technologies 0100 Dual-relay board