The Dell UPS Rack Line Interactive products deliver cost effective power protection for rack-based IT, PBX and VoIP
telecommunication equipment. Dell rates UPS models by wattage to more easily select the best UPS model required
for an IT environment. Dell UPS Rack models for four-post racks ship with tool-less rail kits that install easily. Only Dell UPS systems feature the same feature-rich graphical LCD display as the Dell servers.