A rack/tower UPS with double-conversion topology, the CyberPower Smart App Online OL3000RTXL2U provides sine wave output to mission-critical applications and equipment requiring seamless power protection. This model comes with an extendable LCD control panel, Smart Battery Management charging design, Fast Charge Technology, and energy-saving GreenPower UPS ECO Mode. The OL3000RTXL2U offers generator compatibility and delivers clean AC power with zero transfer time. This model can use the BP72V60ART2U Extended Battery Module for expanded runtime and faster restoration of full backup power with Fast Charge Technology.