F5U103 Serial Adapter [etek]

USB ID 050d:0103 · Belkin Components

VendorBelkin Components
Vendor ID050d
Device ID0103
Windows hardware IDUSB\VID_050D&PID_0103
Linux modaliasusb:v050Dp0103
Linux driverbelkin_sa

Frequently asked questions

Which device has USB ID 050d:0103?

USB ID 050d:0103 is “F5U103 Serial Adapter [etek]” made by Belkin Components (vendor ID 050d, device ID 0103).

Which Linux driver supports F5U103 Serial Adapter [etek]?

In Linux kernel 6.12 the device is bound to the driver belkin_sa (source under drivers/usb/serial). The driver is normally loaded automatically when the device is detected.

How do I check whether F5U103 Serial Adapter [etek] is in my computer?

On Linux, lsusb -d 050d:0103 shows the device if it is present. On Windows, open Device Manager, then Properties → Details → Hardware Ids; it appears as USB\VID_050D&PID_0103.

How do I see which driver is currently in use?

lsusb -t prints the device tree with the bound driver (Driver=…) for each interface.

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