Tripp Lite SU3000RTXL3UHV 3000VA 2400W UPS Smart Online Rackmount 208V / 240V DB9 3URM, 8 Outlets 3000VA / 3kVA / 2400 watt on-line double-conversion 3U rack/tower UPS Expandable runtime, Hot-swappable battery modules NEMA L6-20P input; 6-15/20R & L6-20R outlets Front panel status LEDs with detailed load and battery metering RS232 port; support for SNMP/WEB card options