The Tripp LiteMT 6PLUS Isobar Surge Suppressor offers convenient AC and phone line computer power protection, individually controllable outlets and multiple power switches for remote control of connected equipment. High grade protection circuits utilize Tripp Lite's Isobar protection system with a generous combination of high quality components and unique noise filtration system. Robust surge suppression circuits with sine-wave tracking offer extreme levels of protection against the heaviest surge conditions exceeding IEEE 587 category A & B specifications. Isobar's unique protection system combines large torroidal chokes, HF/VHF capacitors and multiple layers of metal oxide varistors into exclusive isolated filter banks that remove EMI/RFI interference. The Tripp LiteMT 6PLUS Isobar Surge Suppressor offers 6 outlets total, 4 individually controllable via front panel mounted switches, one completely unswitched and one controlled by the master switch.