Expand the storage capacity of your OWC Jellyfish R24 or XT by 144TB with the Jellyfish R24-E 144TB 24-Bay Expansion Unit from OWC / Other World Computing. The Jellyfish R24-E features Enterprise SAS HDDs and may be equipped with up to 144TB of storage, which is spread across its 24 x 2.5" SAS drive bays. Each Jellyfish R24 supports up to four R24-E expansion units, all of which deliver a combined capacity of up to 1455TB (1.455PB) of working space. When used with the Jellyfish XT, the maximum configuration of one Jellyfish XT and six R24-E units is 2890TB (2.89PB) of raw storage and 1940TB (1.94PB) of usable storage.