■High power density ■LCD supports Rack/Tower convertible design ■N+X parallel redundancy, support a maximum of 4 units in parallel ■Online double conversion with full digital control ■Optimization battery group, the quantity of battery:16/18/20pcs (Settable) ■Wide input voltage range:110~286Vac ■Wide input frequency range ■Generator compatible ■ECO mode operation for energy saving ■Self-testing when UPS startup ■ communication interfaces: RS232/USB/EPO(Relay card/SNMP card optional) ■Parallel kit default ■Maximum charging current up to 10A ■Cold start ■Intelligent fan speed regulation ■Multiple protection functions: short-circuit, overload, overheat, battery overcharge and over-discharge, output low voltage and fan fault alarm