Power Monitors, Inc.

Any device whose MAC address begins with 00:1F:F4 has a network interface built by Power Monitors, Inc.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:1F:F4

Organization

Power Monitors, Inc.

Address

800 North Main Street Mt. Crawford Virginia US 22841

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.