Fortress Power unveiled its newest product, the FlexRack, last week. This compact, high quality steel enclosure stores up to 4 eFlex 5.4kWh batteries. The FlexRack paired with multiple eFlex batteries can build a 48V UPS server rack or provide storage capacity to solar arrays. The FlexRack includes integrated busbars, wheels, and a DIN rail heater … Continue reading Fortress Power debuts FlexRack battery cabinet