The TAA-compliant Vertiv Liebert GXT4 UPS, with a capacity of 1000-3000VA, 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.