APC H15BLK 12-Outlet H-Type Rack-Mountable Power Conditioner12 outlets 5,270 Joules 1,440VA power capacity Automatic voltage regulation Building wiring fault indicator Cable line coaxial protection Data line protection 2 coaxial protection inputs RJ11 2 way modem fax DSL splitter with protection (4 wire dual lines) IEEE let through rating & UL 1449 compliance Lightning & surge protection 2 DC trigger inputs Isolated noise filtering RFI EMI noise rejection (100kHz 10MHz) 50dB Overload indicator Telephone line