The CyberPower Smart App Online OL6KRT3UHW is a 6U rack/tower UPS with double-conversion topology and maintenance bypass switch. It provides sine wave output to mission-critical applications and equipment requiring seamless power protection. Generator-compatible, the OL6KRT3UHW delivers consistent 200-240V AC power with zero transfer time. Auto-bypass ensures connected equipment continues to operate seamlessly when an overload or internal fault is detected. The maintenance bypass switch allows for the UPS power module to be hot-swapped for service or replacement without cutting power to the connected equipment. The OL6KRT3UHW features an extendable LCD control panel (with optional cable), Smart Battery Management charging design, Fast Charge Technology, and the energy-saving GreenPower UPS™ ECO Mode. This model can use the BP240V30ART3U Extended Battery Module for expanded runtime and faster restoration of full backup power. The OL6KRT3UHW comes with a three-year warranty (including batteries) and a $300,000 Connected Equipment Guarantee. Gives you a high level of protection by isolating the equipment from raw utility power 6000 VA load capacity provides sufficient backup during power failures 5400 W load capacity - backup power for your valuable electronics Keep your sensitive devices powered with a backup of up to 5 minute at full load