The SMART500RT1U is a 500VA line-Interactive UPS by Tripp Lite. This uninterruptible power supply provides battery backup and AC power protection during blackouts and power surges. It is 1U rack or tower compatible with included accessories. The SMART500RT1U has 6 UPS-supported outlets and 1 surge-only outlet. The large internal batteries offer 14.6 minutes half load runtime and 3.2 minutes at full load. The built-in USB and DB9 monitoring ports allow for remote monitoring of UPS and site power conditions.Features: