APC Smart-UPS On-Line, 6000 Watts /6000 VA, Input 230V / Output 230V, Interface Port Contact Closure, RJ-45 10/100 Base-T, RJ-45 Serial, Smart-Slot, USB (Universal Serial Bus), Extended runtime model, Rack Height 4 U LCD graphics display Text & mimic diagrams that display modes of operation, system parameters & alarms. 10/100 Base T Connection Connect the device to a network using a 10 or 100 Base T connection Green mode Patent-pending operating mode that bypasses unused electrical components in good power conditions to achieve very high operating efficiency without sacrificing any protection. Battery failure notification Provides early-warning fault analysis on batteries enabling timely preventive maintenance Availability Automatic internal bypass Supplies utility power to the connected loads in the event of a UPS power overload or fault. Scalable runtime Allows additional run time to be quickly added as needed. Intelligent battery management Maximizes battery performance, life, & reliability through intelligent, precision charging. Hot-swappable batteries Ensures clean, uninterrupted power to protected equipment while batteries are being replaced Automatic restart of loads after UPS shutdown Automatically starts up the connected equipment upon the return of utility power. Temperature-compensated battery charging Prolongs battery life by regulating the charge voltage according to battery temperature. Manageability Network manageable Provides remote power management of the UPS over the network. Infra Stru Xure Manager Compatible Enables centralized management via the APC Infra Stru Xure Manager. Smart Slot Customize UPS capabilities with management cards. LED status indicators Quickly understand unit & power status with visual indicators. Serial connectivity Provides management of the UPS via a serial port. Adaptability Plug-&-Play external batteries Ensures clean, uninterrupted power to the loads when adding extra runtime to the UPS. Rack/ Tower convertible Protects the initial investment in the UPS when migrating from tower to rack-mount environment. Flash upgradeable firmware Install maintenance releases of firmware remotely using FTP.