1. True double-conversion;
2. Output power factor 1;
3. Wide input voltage range (110-300 VAC);
4. Active input power factor correction 0.99;
5. 50Hz/60Hz frequency converter mode;
6. Emergency power off function (EPO);
7. Generator compatible;
8. SNMP/USB/RS-232 communications;
9. Adjustable battery numbers;
10. Optional N+X parallel redundancy;
11. Cold start.