Devices with MAC addresses that start with 00-04-A3 were manufactured by Microchip Technology Inc.

Device Manufacturer
Microchip Technology Inc.
Manufacturer Location
2355 W. Chandler Blvd.
Chandler AZ 85224
Estimated Devices using 00-04-A3
16,256,250
Estimated Total Devices From Mfg
97,537,500
Related MAC Addresses
54-10-EC, 80-1F-12, 04-91-62, 00-1E-C0, D8-80-39