Liebert's PowerSure PSI, Single Phase UPS is designed for IT applications. This UPS is rack mountable or self standing and features an advanced warning of UPS system status, user replaceable hot swappable batteries, wider input voltage window, and a remote emergency power off option. Output Receptacles: (8) NEMA 5-15 R. Voltage (Battery Mode): 110/120/127 VAC (configurable).