The Wattainer Air-Cooled Series is a containerized BESS that features air-cooled battery packs. Container sizes range from small cabinets to standard containers of 10 ft, 20 ft, 40 ft, and 40 ft High Cube. We offer preconfigured systems and custom systems. The preconfigured systems have power options ranging from 30 kW to 1 MW, with multiple storage capacities available at each power level. These all-in-one BESS solutions come in a single enclosure. For larger custom systems, the batteries and power electronics are housed in separate enclosures for increased system configuration flexibility. The product series is certified to meet international safety and environmental standards, including UL1973, UL9540A, IEC62619, UN38.3, and RoHS.