CMR. Tracks are written without overlapping, so the drive rebuilds and sustains writes predictably in RAID, which is what you want in a 20TB array drive.

What servers is it compatible with?

3.5" SATA bays; confirm caddy by model. Send us your server model and we will confirm fit before you order.

What workload is it rated for?

550 TB/yr. That is the rating for continuous 24/7 multi-bay duty.

ST20000NM007D - Seagate Exos x20 20TB 7200RPM SATA 3.5-Inch Hard Drive

Name: ST20000NM007D - Seagate Exos x20 20TB 7200RPM SATA 3.5-Inch Hard Drive
Brand: Seagate
SKU: ST20000NM007D
Price: 690 USD
Availability: InStock

ST20000NM007D - Seagate Exos x20 20TB 7200RPM SATA 3.5-Inch Hard Drive | US IT Hardware

Product overview

The Seagate Exos X20 20TB (ST20000NM007D) is a hyperscale-class data-center drive built for the densest enterprise and cloud storage arrays, the drive that fills backup, archive and object-storage nodes at scale. It is helium-sealed CMR with a 550 TB/yr workload rating, a 2.5M-hour MTBF and 256MB cache, so it holds up under sustained, mixed enterprise workloads. The NM007D suffix is the SATA 512e model for standard SATA backplanes.

Expedited and overnight shipping options are available at checkout, priced by destination and service.
Purchase orders accepted from qualified institutions.
Refunds within 14 days and replacements within 30 days of delivery with an RMA (25% restocking fee on customer-initiated returns), and every part carries our Standard 30-Day Warranty - see our return policy or contact US IT Hardware.

Technical Information

Manufacturer part #	ST20000NM007D
Brand	Seagate
Condition	Refurbished
RPM	7200
MTBF	2.5M hours
Cache	256MB
Helium	yes
Sector	512e
Recording	CMR
Drive Type	Internal
Drive Width	3.5"
Product Line	Exos
Product Type	Hard Drive
Cache Storage	256 MB
Product Series	x20
Drive Interface	SATA
Workload rating	550 TB/yr
Storage Capacity	20 TB
Compliance Standards	RoHS
Maximum Data Transfer Rate	6 Gb/s

Interfaces/Ports

Interface Standard	6Gb/s SATA

Physical Characteristics

Form Factor	LFF

Compatible systems

Standard 3.5" SATA bays across servers and NAS; confirm OEM caddy by model.

Condition

New and recertified; recertified tested and wiped.

Frequently asked questions

Is it new or recertified?

Both. We stock it new and recertified; recertified units are tested and wiped, and either condition carries our 30-day warranty.

What is the interface and sector format?

SATA 6Gb/s, 512e. Standard 3.5" SATA bays across servers and NAS; confirm OEM caddy by model.

Details

Shipping, warranty & returns

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Seagate Exos x20 20TB 7200RPM SATA 3.5-Inch Hard Drive