APC X 3000VA 200-240V Short Depth Tower/Rack Convertible LCD Smart-UPS (SMX3000HV) - Max Configurable Power (Watts): 2.7kWatts / 3.0kVA, Input frequency: 50/60 Hz +/- 3 Hz Auto-sensing, Output Frequency (sync to mains): 50/60 Hz +/- 3 Hz Sync to mains, Load Crest Factor: 3 : 1, Transfer Time: 6 ms typical : 10 ms maximum, Number of Power Cords: x 1, Interface Port(s): RJ-45 Serial, SmartSlot, Expected Battery Life : 3 - 5 years