Liebert PSI is a compact, line-interactive UPS system designed especially for IT applications such as network closets & small data centers. It provides reliable power protection for servers, critical nodes, network workstations, large network peripherals, network routers, bridges, & other electronic equipment. Features Line interactive design with sinewave output Up to 9 battery-backed sockets USB (Universal Serial Bus) & network communications Advance early warning shutdown Ample battery backup time to grant orderly server shutdown Configurable input voltage window (220, 230, & 240V) Data-line surge protection Cold-start on Battery Remote UPS monitoring through SNMP/ Web card Fully Ro HS compliant Benefits Liebert PSI is designed & packaged for flexibility & high availability 0.9 output power factor for active power maximization Up to 4 minutes backup time at full load, more than enough to grant orderly OS shutdown User replaceable, hot-swap batteries for increased availability Versatile rack-tower design which adapts to all types of installations Rotatable LED display which adapts to both rack & tower mounting Mounting hardware & shutdown software included in UPS package for increased ease of use Please note: networking components such as switches, routers, UPS & wireless devices require that speeds & standards be consistent throughout the network to gain optimum performance. To avoid compatibility clashes or for advice, please contact us on solutions@ebuyer.com.