TelephoneStuff.com Tripp Lite Smart 500 Intelligent Line-Interactive USB UPS.. SMART500USB

The Smart USB line-interactive UPS Systems offer Automatic Voltage Regulation (AVR) and provide complete, intelligent power protection for USB-enabled systems. Line interactive operation corrects brownouts. Surge-only outlets protect computers and peripherals. With the use of Tripp Lite's PowerAlert Software and cabling, USB UPS systems provide power condition reporting and enable automatic unattended system shutdown both locally and across a network to shut down less important systems, preserving battery runtime for more critical epuipment. Supports a variety of computer, internetworking, telecom and consumer electronics equipment. Features: - 550VA - 300 Watts - 120V output - Backup time: 17 minutes at 1/2 load, 5 minutes at full load - 6 AC receptacles - 3 UPS (15 amp) and 3 surge-only (15 amp) - Supports entry level PC systems for up to 30 minutes during power failures to enable a safe system shutdown - Built-in RJ11 phone suppression jacks protect modem, fax machine or other peripheral with a dialup or DSL line phone connection - Built-in audible alarm and 4 front panel LEDs indicate UPS system and line power status - Battery replacement via built-in access panel - Battery recharge time : 2-4 hours Typical Applications: Entry-level PCs, networked workstations, point-of-sale equipment, small business phone systems, audio/video equipment and home theater systems.Ideal for sensitive electronic applications in areas where brownout conditions are common.