17e9:430a — HP Port Replicator (Composite Device)
DisplayLink
- Vendor ID
- 17e9
- Product ID
- 430a
- Combined
- 17e9:430a
- Decimal
- 6121:17162
What is this device?
This is the USB identifier for a HP Port Replicator (Composite Device) manufactured by DisplayLink. The vendor ID 17e9 is registered to DisplayLink with the USB Implementers Forum, and 430a is the product ID that DisplayLink assigned to this particular model. When you run lsusb on Linux, this device appears as 17e9:430a DisplayLink HP Port Replicator (Composite Device).
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 17e9:430a DisplayLink HP Port Replicator (Composite Device)
You can filter directly with lsusb -d 17e9:430a, or get the full descriptor dump with lsusb -v -d 17e9:430a. Kernel messages from dmesg show the same pair as idVendor=17e9, idProduct=430a.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_17E9&PID_430A USB\VID_17E9&PID_430A&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_17E9&PID_430A"
macOS
$ system_profiler SPUSBDataType
HP Port Replicator (Composite Device):
Product ID: 0x430a
Vendor ID: 0x17e9 (DisplayLink)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:
17e9 DisplayLink 430a HP Port Replicator (Composite Device)