The Vertiv Liebert PSI5 UPS, 1500VA 1350W, is a compact, energy-efficient solution designed to safeguard media closets, small racks, active power factor correction (PFC) power supplies, conventional power supplies and other critical electronics. It also includes an IS-Unity-SNMP Communications Card. It provides cost-effective protection from power disturbances. With up to 12 minutes of battery backup time at half load and 4 minutes at full load, this reliable system allows ample time for an orderly shutdown during a power outage. More from the Manufacturer