Lightning and transient power surges can ruin your electronic equipment. Changes in voltage cause lockups and loss of work. With a surge suppression rating of 3690 joules, the 8-outlet TLP810NET surge suppressor from Tripplite protects your equipment from such dangers. The device comes with a 10 foot power cord, space-saving right-angle plug and diagnostic LEDs. Built-in RJ11, RJ45, and Type F coax jacks prevent surges from damaging your modem / fax / 10BT / cable / satellite equipment.