What this means
The IEEE assigned the MA-L block E47450 to Shenzhen Grandsun Electronic 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 E4:74:50, it is Shenzhen Grandsun Electronic Co.,Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix E47450?
E47450 is registered to Shenzhen Grandsun Electronic Co.,Ltd. in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Shenzhen Grandsun Electronic Co.,Ltd.'s block covers 16,777,216 addresses.
What devices use E47450?
Any network device with a MAC address starting E4:74:50 was manufactured by or for Shenzhen Grandsun Electronic Co.,Ltd..