Is the Seagate Exos X14 compatible with Synology NAS?

Yes. 3 Seagate Exos X14 part numbers are on Synology's official compatibility list, spanning 10TB to 14TB, and are listed for 62 Synology models.

What capacities does the Seagate Exos X14 come in on the Synology list?

Listed capacities: 10TB, 12TB, 14TB.

Seagate Exos X14 on the Synology compatibility list

Enterprise 10–14 TB

3 Seagate Exos X14 part numbers appear on Synology's official HCL, officially supported across 62 NAS models. Every capacity below is vendor-confirmed — pick a part number, then check it against your machine.

Listed part numbers

Compatible Synology models

10–14 TB

Capacity range

Listed capacities

All Seagate Exos X14 drives on the list

Ranked by how many Synology machines list each part number. Click through for exact model-by-model support.

Part number	Capacity	Listed on	Check per model
ST12000NM0008	12TB	62 machines	See compatible models →
ST10000NM0478	10TB	62 machines	See compatible models →
ST14000NM0018 - 2H4101	14TB	62 machines	See compatible models →

Buying tip

Synology lists 3 Seagate Exos X14 variants, but the high-capacity part numbers (above 12TB) tend to appear only on newer models. If you run an older or 2-bay machine, confirm your exact model on the drive page before ordering — a same-series part number is not always interchangeable.

Synology models that list Seagate Exos X14 drives