The Smart-UPS 5000VA 230V Rackmount/Tower from APC provides professional power protection and battery backup for computer systems. Safe system shutdown and advanced power management capabilities keep systems and data safe. The UPS can communicate with a computer via serial for automatic shutdown in the event of a power failure. It features 10 outlets, all of which provide battery backup. Its battery provides 26.7 minutes of run time at half-load capacity. Battery delivers 26.7 minutes of runtime at half-load and 9.4 minutes at full-load SmartSlot expansion capability Audible alarm lets you know when there is a power problem Communicates with a computer via a serial port Rackmount design for professional installation