What devices use A497BB?

Any network device with a MAC address starting A4:97:BB was manufactured by or for Hitachi Industrial Equipment Systems Co.,Ltd.

MA-L · OUI prefix

Hitachi Industrial Equipment Systems Co.,Ltd

Q: Who owns MAC prefix A497BB?

A497BB is registered to Hitachi Industrial Equipment Systems Co.,Ltd in the IEEE MA-L registry.

Any MAC address starting A4:97:BB is registered to Hitachi Industrial Equipment Systems Co.,Ltd in US.

OUI prefix	A497BB
Vendor	Hitachi Industrial Equipment Systems Co.,Ltd
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	A4:97:BB:00:00:00

What this means

The IEEE assigned the MA-L block A497BB to Hitachi Industrial Equipment Systems Co.,Ltd. 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 A4:97:BB, it is Hitachi Industrial Equipment Systems Co.,Ltd hardware.

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