The SMART1500RMXLN SmartPro 120V 1.5kVA 1.35kW Line-Interactive Sine Wave 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 servers and network storage devices, the SMART1500RMXLN switches to battery mode in milliseconds to keep your connected equipment running long enough to save files and shut down safely with no data loss.Featuring eight NEMA 5-15R outlets (four switchable) and a 10-ft. (3.05 m) power cord with 120V NEMA 5-15P input, the SMART1500RMXLN has an internal battery that provides 14 minutes of support at half load and 4.9 minutes at full load. Adding external battery packs, such as Tripp Lite's BP36V15-2U (sold separately), provides extended runtime. The Java-free HTML5-based WEBCARDLX interface enables full remote access for site power and UPS status monitoring, configuration, control and email notifications via secure web browser, SNMP, telnet or SSH. It supports 10/100 Mbps auto-sensing for optimum communication with an Ethernet network. Optional EnviroSense2 modules (sold separately) provide a variety of environmental monitoring capabilities. Protocols supported include HTTP, HTTPS, SMTP, SNMPv1, SNMPv2, SNMPv3, telnet, SSH, FTP, DHCP and NTP.Automatic voltage regulation (AVR) maintains 120V nominal output over an input range of 83V to 145V without using battery power. A 570-joule surge suppression rating protects your equipment from harmful power surges.