APC Easy UPS On-Line SRV 2000VA 1600W Double Conversion Online & Sine wave: OutputMax Configurable Power (Watts)1.6kWatts / 2.0kVAOutput Voltage NoteConfigurable for 220 : 230 or 240 nominal output voltageEfficiency at Full Load88.0 %Output Voltage Distortion3 %Output Frequency (sync to mains)50/60 Hz +/- 3 Hz Sync to mainsOther Output Voltages220 V, 240&a