Tripp Lite - Full Isolation Transformers - 250-Watt, 2-Outlet • Complete line isolation noise filtering and surge suppression • Supports combined loads up to 250 watts continuously • Faraday shield offers 100% isolation from input AC line • Removes EMI/RFI noise, utility switching transients and background spikes • Circuit breaker overload protection and lighted power switch • Rugged all-metal housing with 2 widely-spaced outlets and 6' power cord • 4 1/2" W x 4 3/4" H x 7 3/4" D