Tripp Lite's SMX500RT1U intelligent, line interactive rack/tower UPS prevents data loss, downtime and equipment damage due to power outages, voltage fluctuations and transient surges. Requires only one rack space (1U) in a 2 or 4 post rack. Large internal batteries offer 17 minutes half load runtime and 5 minutes at full load. Maintains regulated 230V nominal output without using battery power during brownouts as low as 187V. 500VA/300 watt power handling capability. Includes a total of 7 IEC C13 outlets (6 UPS and 1 surge-only receptacle.) Supports simultaneous remote monitoring of UPS and site power conditions via built-in USB, DB9 monitoring ports, and SNMP accessory slot. Includes PowerAlert UPS monitoring and unattended shutdown software with complete cabling. Built-in accessory slot supports SNMP with optional SNMPWEBCARD adapter. Multi-function audible alarms and set of 5 front panel LEDs offer at-a-glance notification of UPS and line power status.