APC Symmetra RM 6kVA exp to 6kVA N+1 4200 W

Features Audible Alarms, Automatic Self Test, Battery modules connected in parallel, Built-in automatic bypass, Built-in manual bypass, Built-in SmartSlot, Built-in Web/SNMP management, Double Conversion On-Line, EPO, Hot Swap Batteries, Hot Swap Electronics, Input Power Factor Correction, Intelligent Battery Management, LCD AlphaNumeric Display, N+1 Redundancy, Overload Indicator, Rack Mount, Replace Batt Indicator, Scalable Power Capacity, Scalable Run Time, Software, User Replaceable batteries, Wide input voltage range Includes CD with software, Rack Mounting Brackets, Rack Mounting support rails, User Manual