This product offers rack based designs and fit into any standard 19' rack. The product design is consistent with other APC products. Available in 2U height and deliver up to 4.5 kW to your load. It step down 208V to 120 V for distribution to loads. It is designed to work with the APC Symmetra and Smart-UPS 208V products. This product is heavy and/or oversized and may need more than one person to handle.