APC SUM3000RMXLI2U, 3 kVA, 2850 W, 490 J, IEC 60320, 3.5 min, 11.9 min APC SUM3000RMXLI2U. Output power capacity: 3 kVA, Output power: 2850 W, Surge energy rating: 490 J. AC outlet types: IEC 60320. Typical backup time at full load: 3.5 min, Typical backup time at half load: 11.9 min, Replacement battery cartridge: RBC43. Product colour: Black, Cable length: 3 m. Weight: 47 kg