0aa7:0309 — POS Printer (native mode), TH420

This is the USB identifier for a POS Printer (native mode), TH420 manufactured by Wincor Nixdorf International GmbH. The vendor ID 0aa7 is registered to Wincor Nixdorf International GmbH with the USB Implementers Forum, and 0309 is the product ID that Wincor Nixdorf International GmbH assigned to this particular model. When you run lsusb on Linux, this device appears as 0aa7:0309 Wincor Nixdorf International GmbH POS Printer (native mode), TH420.

Linux

$ lsusb
Bus 001 Device 004: ID 0aa7:0309 Wincor Nixdorf International GmbH POS Printer (native mode), TH420

You can filter directly with lsusb -d 0aa7:0309, or get the full descriptor dump with lsusb -v -d 0aa7:0309. Kernel messages from dmesg show the same pair as idVendor=0aa7, idProduct=0309.

Windows

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

USB\VID_0AA7&PID_0309
USB\VID_0AA7&PID_0309&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0AA7&PID_0309"

macOS

$ system_profiler SPUSBDataType
    POS Printer (native mode), TH420:
      Product ID: 0x0309
      Vendor ID: 0x0aa7  (Wincor Nixdorf International GmbH)

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.

The exact lines this page is generated from, in the upstream source file:

0aa7  Wincor Nixdorf International GmbH
	0309  POS Printer (native mode), TH420

• 0aa7:0305 Lottery Printer, XiPrintPlus
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• 0aa7:0308 POS Printer (printer class mode), TH420
• 0aa7:030a POS Printer, TH200B
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See all 30 devices from Wincor Nixdorf International GmbH →