The Intelligent Uninterruptible Power Supply (UPS), provides battery backup and AC power protection against blackouts, brownouts, power surges and line noise that can damage electronics or destroy data. Ideal for backing up home/office workstations, media centers and home entertainment systems, the Solid Intelligent UPS switches to battery. Automatic voltage regulation (AVR) maintains 230V nominal output over an input range of 170V to 280V without using battery power. EMI/RFI noise filtering improves your equipment’s performance and prevents damage. A 455-joule surge suppression rating protects your equipment from harmful power surges. With Tripp Lite’s free downloadable Power Alert software, Solid UPS enables safe unattended system shutdown and file saves in case of a prolonged power failure. Protects Mission-Critical Equipment.