Load Capacity (VA) 1950 VA Load Capacity (Watt) 1950 W Surge Energy Rating 380 J Waveform Type Pure Sine Wave Output Frequency 60 Hz Minimum Operating Temperature 32°F (0°C) Maximum Operating Temperature 104°F (40°C) Maximum Operating Elevation 10000 ft Maximum Storage Elevation 32808 ft Storage Temperature 5°F (-15°C) - 122°F (50°C) Environmental Compliance Restriction of Hazardous Substances (RoHS) Battery Information Hot Swappable Yes Battery Characteristics Valve-regulated Replaceable Battery Yes DC System Voltage 72 V DC Typical Battery Recharge Time 4.50 Hour Emergency Power OFF Yes Overload Protection Yes Protection Type Over Voltage / Under Voltage Plug/Connector Type NEMA 5-20P Phase Single Phase Receptacle Type NEMA 5-20R NEMA L5-20R Transfer Time 4 ms Receptacle Detail 1 x NEMA L5-20R / 6 x NEMA 5-20R Ideal for protecting sensitive electronics from power interruptions: Backup/Run Time (Half Load) 12 Minute & Backup/Run Time (Full Load) 4 Minute