In stock Expansion Unit DX517 Synology DX517 Expansion Unit WD RED PRO 30TB (5x6TB) Synology DX517WDREDPRO30TB €1,424.00 SYNOLOGY 5-bay expansion unit 30TB CapacityWD RED PRO disks pre-installed and tested in the workshop. Ready to use!5-bay expansion unit for NAS eSATA - Maximum internal capacity 90 TB1 eSATA Port - SATA 6Gb/s 2.5" or 3.5" Disk - SSD SupportProduct composition:- DX517 5-bay expansion (3-Year Manufacturer Warranty)- 5 WD RED PRO 6TB drives (5-Year... Add to basket