Surge Energy Rating 540 J Waveform Type Sine Wave Load Capacity (VA) 2200 VA Load Capacity (Watt) 1980 W Hot Swappable Yes Backup/Run Time (Half Load) 25 Minute Backup/Run Time (Full Load) 10 Minute Battery Characteristics Maintenance-free, Sealed, Spill-proof Typical Battery Recharge Time 3 Hour Emergency Power OFF Yes Plug/Connector Type NEMA L5-30P Receptacle Type NEMA L5-30P Number of Battery & Surge Outlets 8 Transfer Time 4 ms Receptacle Detail 6 x NEMA 5-15R 2 x NEMA 5-20R