Schneider Electric USA

Any device whose MAC address begins with E4:F5:8E has a network interface built by Schneider Electric USA. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

E4:F5:8E

Organization

Schneider Electric USA

Address

70 Mechanic St Foxboro MA US 02035

Source

IEEE OUI registry

Have a full MAC address? Look it up— we'll also tell you if it's a randomized (private) address rather than a real manufacturer prefix.