SUNGROW POWER SUPPLY CO.,LTD.

Any device whose MAC address begins with AC:19:9F has a network interface built by SUNGROW POWER SUPPLY CO.,LTD.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

AC:19:9F

Organization

SUNGROW POWER SUPPLY CO.,LTD.

Address

NO.2 Tianhu Road, New and High Technology Industrial Development Zone Hefei Anhui CN 230088

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.