Requiring only two rack spaces (2U) in a standard rack enclosure, Tripp Lite's SU1500RTXL2Ua SmartOnline UPS System protects connected equipment against data loss, downtime and equipment damage due to power outages, voltage fluctuations and transient surges. Featuring true on-line operation with pure sine wave output and zero transfer time to battery, it provides the highest level of power prot ...