The Vertiv Liebert GXT4 UPS, with a capacity of 1000VA/900W, is a compact and reliable solution for maintaining the health and availability of your IT infrastructure. Using on-line, double-conversion technology, the Vertiv Liebert GXT4 UPS protects equipment from the full range of power disturbances, including sags, surges and noise, without drawing on battery power, extending battery life and minimizing replacements. The UPS runs on 120V AC power and includes hot-swappable batteries as well as all hardware for installing it as a tower or in an equipment rack. It is energy Star qualified and includes selectable eco-mode that enhances efficiency during off hours. With outstanding performance and reliability, the Vertiv Liebert GXT4 is the UPS of choice for applications with zero Tolerance for downtime.