Epica is the newest RAID storage array series (as of 2006) from Proware Technology Corporation. The Epica series is composed of 2U, 3U, and 4U enclosures consisting of 4Gb FC-FC, FC-SAS/SATA II, SAS-SAS/SATA II, and SCSI-SATA II interaces. The 4U 42-bay Ultra Hi-Density storage is considered the flagship of the Epica series.