For the replacement battery please see qf 696243 apc smart ups on line 6000 watts 6000 va input 230v output 230v interface port contact closure rj 45 10100 base t rj 45 serial smart slot usb extended runtime model lcd graphics display text and mimic diagrams that display modes of operation system parameters and alarms 10100 baset connection connect the device to a network using a 10 or 100 baset connection green mode patent pending operating mode that bypasses unused electrical com