PowerDsine is a leader of the fast-growing Power over Ethernet (PoE) technology that allows power to be transmitted over the same network cable as data. PowerDsine has been a pioneer in the development of the Power over Ethernet market place from its inception.

The company first developed the Power over Ethernet technology in 1998 and has subsequently been the major market shaper, delivering its solutions through communications giants such as Avaya, 3Com, Nortel, Siemens and Ericsson, as well as marketing its own PowerDsine midspan solutions to Power over Ethernet- enable legacy networks.