Tripp Lite's Isobar ISOBLOK2-0 Surge Suppressor is ideal for protecting audio/visual devices and printers. This premium direct plug-in surge suppressor features 2 outlets, diagnostic LED, and 1410 joules of energy absorption. An all-metal housing stands up to the toughest environments. $10,000 Ultimate Lifetime Insurance (USA & Canada Only). No warranty cards required for coverage.