Intelligent line interactive UPS system is ideal for use with servers, networks and telecom systems. Automatic Voltage Regulation (AVR) circuits maintain usable 120V nominal output at all times. Communications port enables safe, unattended shutdown and remote monitoring of UPS status and site power conditions. PowerAlert software provides complete network power monitoring and management. LEDs and multi-function audible alarms notify you of system status. Cold start capability provides UPS turn-on in battery mode during blackout conditions. Protection Type: Power; System VA: 1,500 VA; Backup Time at Half Load: 20 min @ 490 W; Automatic Voltage Regulation (AVR): Yes.