APC Smart-UPS, 4000 Watts / 5000 VA,Input 230V / Output 230V, Rack Height 5 U \r \r Includes: CD with software, Documentation CD, Installation guide, Rack mounting hardware, Rack Mounting support rails, Smart UPS signalling RS-232 cable, User Manual, Web/SNMP Management Card \r \r Standard Lead Time: Usually Ships within 4 Weeks\r \r -Adjustable voltage-transfer points.\r -Audible alarms.\r -Automatic self-test.\r -Boost and Trim Automatic Voltage Regulation (AVR).\r -Cold-start capable.\r -Disconnected battery notification.\r -Hot-swappable batteries.\r -LED status indicators.\r -Network manageable.\r -Plug-and-Play installation.\r -Rack/Tower convertible.\r -Resettable circuit breakers. \r -Safety-agency approved\r -Serial Connectivity.\r -SmartSlot.\r -Temperature-compensated battery charging.