Interface   1x Serial RS-232 (DB-9) Port, SmartSlot  Software APC PowerChute Smart-UPS Bundle   Output Power Capacity 2200VA / 1980W  Input Power Voltage 160 - 286 Vac  Surge Energy Rating 480 joules  Surge Energy Filtering Full time multi-pole noise Filtering   0.3% IEEE surge let-through : zero clamping Response time meets UL 1449  Back Up Full Load 5.2 minutes (1980 Watts)  Back-Up Time Half Load 15.7 minutes (990 Watts) Weight 43.68 Kg  Battery Type RBC43 Maintenance-free sealed Lead-Acid battery  Dimensions (483 x 89 x 660 mm) WHD Form Factor Rackmount  2U   Warranty 2-year  Limited Warranty by Authorized Distributor