The Vertiv Liebert PSI5 UPS, 3000VA 2700W, 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 a Vertiv Liebert IS-Unity-SNMP Communications Card. It provides cost-effective protection from power disturbances. PSI5-3000RT120N