Tripp Lite's SMX1500SLT intelligent, line-interactive sine wave UPS system protects servers, networking accessories and telecommunications equipment from blackouts, voltage fluctuations and transient surges. Large internal batteries offer 20 min. half load runtime and 8 min. full load runtime. 1500VA/900W power handling capability and full-time sine wave output. Includes 8 UPS-protected C13 output receptacles. Supports simultaneous remote monitoring of UPS and site power conditions via built-in network accessory card slot, USB and DB9 serial monitoring ports. HID-compliant USB interface enables full integration with built-in power management and auto shutdown features of Windows and Mac OS X. Optional SNMPWEBCARD accessory enables remote monitoring of UPS. Includes PowerAlert UPS monitoring and unattended shutdown software with management support for an unlimited number of network UPS. Single-line tel/DSL and network Ethernet line surge suppression. Built-in audible alarm and 9 LEDs.