04b3:4482 — Serial Converter

IBM Corp.

Vendor ID: 04b3
Product ID: 4482
Combined: 04b3:4482
Decimal: 1203:17538

What is this device?

This is the USB identifier for a Serial Converter manufactured by IBM Corp.. The vendor ID 04b3 is registered to IBM Corp. with the USB Implementers Forum, and 4482 is the product ID that IBM Corp. assigned to this particular model. When you run lsusb on Linux, this device appears as 04b3:4482 IBM Corp. Serial Converter.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 04b3:4482 IBM Corp. Serial Converter

You can filter directly with lsusb -d 04b3:4482, or get the full descriptor dump with lsusb -v -d 04b3:4482. Kernel messages from dmesg show the same pair as idVendor=04b3, idProduct=4482.

Windows

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

USB\VID_04B3&PID_4482
USB\VID_04B3&PID_4482&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_04B3&PID_4482"

macOS

$ system_profiler SPUSBDataType
    Serial Converter:
      Product ID: 0x4482
      Vendor ID: 0x04b3  (IBM Corp.)

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:

04b3  IBM Corp.
	4482  Serial Converter

More from IBM Corp.

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