SMART3000CRMXL 4U rackmount 3000VA UPS offers battery-derived sine wave AC output during power failures and extreme voltage variations. Supports 3000VA/2880 watts when powered via included L5-30P input plug. Supports up to 3600VA/3600 watts when hardwired to a 120V 30A input source. Line interactive Automatic Voltage Regulation (AVR) provides two levels of voltage boost during brownouts and one level of voltage cut during overvoltage conditions to maintain regulated 120V nominal output over an input range of 83-145V. Optional SNMPWEBCARD offers remote management and control of the UPS via direct network connection. HID-compliant USB interface enables full integration with built-in power management and auto shutdown features of Windows and Mac OS X. Includes PowerAlert monitoring software with USB and serial cables. 2 Year Warranty standard. 3 Year Warranty with product registration.