1cf1:001a — deRFusb23E00
Dresden Elektronik
- Vendor ID
- 1cf1
- Product ID
- 001a
- Combined
- 1cf1:001a
- Decimal
- 7409:26
What is this device?
This is the USB identifier for a deRFusb23E00 manufactured by Dresden Elektronik. The vendor ID 1cf1 is registered to Dresden Elektronik with the USB Implementers Forum, and 001a is the product ID that Dresden Elektronik assigned to this particular model. When you run lsusb on Linux, this device appears as 1cf1:001a Dresden Elektronik deRFusb23E00.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 1cf1:001a Dresden Elektronik deRFusb23E00
You can filter directly with lsusb -d 1cf1:001a, or get the full descriptor dump with lsusb -v -d 1cf1:001a. Kernel messages from dmesg show the same pair as idVendor=1cf1, idProduct=001a.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_1CF1&PID_001A USB\VID_1CF1&PID_001A&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_1CF1&PID_001A"
macOS
$ system_profiler SPUSBDataType
deRFusb23E00:
Product ID: 0x001a
Vendor ID: 0x1cf1 (Dresden Elektronik)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:
1cf1 Dresden Elektronik 001a deRFusb23E00