Input Current 15 A Surge Energy Rating 540 J Waveform Type Sine Wave Load Capacity (VA) 2880 VA Load Capacity (Watt) 2700 W Hot Swappable Yes Number of Batteries 1 Backup/Run Time (Half Load) 18 Minute Backup/Run Time (Full Load) 6 Minute Battery Characteristics Spill-proof, Maintenance-free 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 10 Transfer Time 4 ms Receptacle Detail 6 x NEMA 5-15R /3 x NEMA 5-20R /1 x NEMA L5-30R