Tripp Lite SU5000RT4UTF 5000VA / 5kVA / 4500 watt on-line, double-conversion UPS system offers complete power protection for critical server, network and telecommunications equipment in a 6U rack/tower configuration. Maintains full-time sine wave output within 2% of 208 and 120V nominal at 60Hz during brownouts as low 100V and overvoltages as high as 300V. Double-conversion operation converts r ...