047b:020b SK-3105 SmartCard Reader

Silitek Corp.

Vendor ID
047b
Product ID
020b
Combined
047b:020b
Decimal
1147:523

What is this device?

This is the USB identifier for a SK-3105 SmartCard Reader manufactured by Silitek Corp.. The vendor ID 047b is registered to Silitek Corp. with the USB Implementers Forum, and 020b is the product ID that Silitek Corp. assigned to this particular model. When you run lsusb on Linux, this device appears as 047b:020b Silitek Corp. SK-3105 SmartCard Reader.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 047b:020b Silitek Corp. SK-3105 SmartCard Reader

You can filter directly with lsusb -d 047b:020b, or get the full descriptor dump with lsusb -v -d 047b:020b. Kernel messages from dmesg show the same pair as idVendor=047b, idProduct=020b.

Windows

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

USB\VID_047B&PID_020B
USB\VID_047B&PID_020B&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_047B&PID_020B"

macOS

$ system_profiler SPUSBDataType
    SK-3105 SmartCard Reader:
      Product ID: 0x020b
      Vendor ID: 0x047b  (Silitek 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:

047b  Silitek Corp.
	020b  SK-3105 SmartCard Reader

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