By integration Arena’s Nova and Maestro series RAID solutions with WD 4001FYYG (4TB nearline SAS) or WD4000FYYZ (4TB SATA), SMB and enterprises would be more confident to build a scalable, cost effective and reliable data protection policy.
In the meantime, MaxTronic also qualifies enterprise-class Hitachi 4TB hard disk drives. Support for Hitachi's 4TB Ultrastar™ 7K4000 drives on MaxTronic's Nova and Maestro storage solutions, provide more compatible big capacity HDDs for choice.

http://www.maxtronic.com/news/635-arena-storages-solutions-support-4tb-hdd