FEATURES- Symmetra Intelligent External 12-Bay Battery Cabinet 12kVA upgrade 12-slot battery cabinet for use with a Symmetra Tower Mini-Frame Power Array. A 5 ft. pre-installed connector makes the battery cabinet a plug and play solution. The cabinet can be connected directly to the Symmetra or daisy chained to provide nearly unlimited runtime. Additionally, the Battery Cabinets are intelligent, providing crucial information back to the Symmetra, proactively, regarding: runtime, potential battery problems; and the exact location of failed battery modules.