UPS topology Double-conversion (Online) , Output power capacity 1 kVA , Output power 900 W , Waveform Sine , Input operation voltage (min) 120 V , Input operation voltage (max) 276 V , Input frequency 40/70 Hz , Output frequency 50/60 Hz , Heat dissipation 375 BTU/h , Number of input phases 1 , Number of output phases 1 , Efficiency 90 % , AC outlet types C13 coupler/C14 coupler , Power plug C13 coupler , USB port Yes , Serial interface Yes , Battery technology Lead-Acid , Battery voltage 12 V , Form factor Tower , Colour Black , Control type Buttons , Display type LCD , LED indicators Yes , Operating temperature (T-T) 0 - 40 °C , Rack mount kit Yes , Weight 17.6 kg