17ef:3066 — ThinkPad Thunderbolt 3 Dock MCU

Lenovo

Vendor ID: 17ef
Product ID: 3066
Combined: 17ef:3066
Decimal: 6127:12390

What is this device?

This is the USB identifier for a ThinkPad Thunderbolt 3 Dock MCU manufactured by Lenovo. The vendor ID 17ef is registered to Lenovo with the USB Implementers Forum, and 3066 is the product ID that Lenovo assigned to this particular model. When you run lsusb on Linux, this device appears as 17ef:3066 Lenovo ThinkPad Thunderbolt 3 Dock MCU.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 17ef:3066 Lenovo ThinkPad Thunderbolt 3 Dock MCU

You can filter directly with lsusb -d 17ef:3066, or get the full descriptor dump with lsusb -v -d 17ef:3066. Kernel messages from dmesg show the same pair as idVendor=17ef, idProduct=3066.

Windows

In Device Manager, open the device, go to Details → Hardware Ids. This device reports:

USB\VID_17EF&PID_3066
USB\VID_17EF&PID_3066&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_17EF&PID_3066"

macOS

$ system_profiler SPUSBDataType
    ThinkPad Thunderbolt 3 Dock MCU:
      Product ID: 0x3066
      Vendor ID: 0x17ef  (Lenovo)

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:

17ef  Lenovo
	3066  ThinkPad Thunderbolt 3 Dock MCU

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