The Vertiv Liebert PSI5 Lithium-Ion uninterruptible power supply (UPS) is designed to safeguard critical equipment in edge and distributed IT applications. This 1920VA rack/tower UPS offers more than double the battery life of a traditional VLRA UPS, and comes with a five-year advanced replacement warranty. This Lithium-Ion battery backup also includes automatic voltage regulation (AVR) technology to further extend battery life and provides premium protection from power disturbances. This line interactive UPS system provides reliable protection and pure sine wave output on battery for servers and networking equipment. With up to 19.0 minutes of runtime at half load and 8.6 minutes at full load, this reliable UPS system provides plenty of runtime on battery during an outage for an orderly shutdown. It comes with a rotating LCD display to allow both rack and tower configurations. It allows remote management and environmental monitoring with additional communication card and sensors.