Who owns MAC prefix 544A05?

544A05 is registered to wenglor sensoric gmbh in the IEEE MA-L registry.

What devices use 544A05?

Any network device with a MAC address starting 54:4A:05 was manufactured by or for wenglor sensoric gmbh.

MA-L · OUI prefix

wenglor sensoric gmbh

Any MAC address starting 54:4A:05 is registered to wenglor sensoric gmbh in DE.

OUI prefix	544A05
Vendor	wenglor sensoric gmbh
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	54:4A:05:00:00:00

What this means

The IEEE assigned the MA-L block 544A05 to wenglor sensoric gmbh. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting 54:4A:05, it is wenglor sensoric gmbh hardware.

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