Seagate

Seagate BarraCuda 2TB ST2000DM006

ST2000DM006
BarraCudadesktopCMR2TBSATA-6G3.5"
$92.50/TB
$185.00
newIn Stock
Price updated
Price accurate as of Sep 18, 2026, 01:30 AM
Buy on Amazon →

The Seagate BarraCuda 2TB ST2000DM006 is a 2TB SATA-6G HDD in new condition. It is in stock at $185.00 - $92.50/TB.

Part number: ST2000DM006 — decoded, with sibling variants and the warranty check.

Same capacity, other options
DriveInterfaceCond$/TBPrice
Toshiba MG03ACA200 2TB SATA EnterpriseSATA-6GRefurb$19.00$38.00Buy
Dell MG03SCA200 2TB SAS 6GSAS-6GRefurb$20.00$39.99Buy
Seagate BarraCuda 2TB ST2000DM001SATA-6GRefurb$32.00$64.00Buy
HP P2000 2TB SAS 6G 7.2KSAS-6GRefurb$34.49$68.99Buy

All 2TB drives we track, ranked by cost per terabyte.

Model context

CMRSource: Seagate BarraCuda 3.5in data sheet DS2131 Recording technology for this model

Part of the Seagate line we track.

Quick Verdict

The Seagate BarraCuda 2TB ST2000DM006 is a 2TB SATA-6G enterprise drive at $92.50/TB - CMR recording makes it safe for all RAID levels and NAS deployments. New unit with full manufacturer warranty.

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Specifications

Capacity2TB
Form Factor3.5"
InterfaceSATA-6G
Recording TechCMR
RPM7200
Cache64MB
Sector Size
Workload Rating
Warranty
ASINB07H2313VD
Market context

Against every other drive we have an in-stock price for today, this one is cheaper per tb than 12% of them (30 of 243). The cheapest we can currently buy is $14.99/TB; the middle of the market is $36.58/TB.

Where the wider market has moved

These are third-party figures about the retail market as a whole, quoted and dated. They are not our own measurements and they do not describe this specific drive.

Compare against every 2TB drive we track →Cheapest per terabyte, all categories →Category price trends →
How it compares - 2TB SATA-6G
#1Toshiba MG03ACA200 2TB SATA Enterprise
$19.00/TB
#2NetApp X306A-R5 2TB SATA 7200RPM
$22.50/TB
#3NetApp X306A-R5 2TB SATA 7200RPM
$22.50/TB
#4Dell 9CF6R 2TB SATA 3G Certified
$24.65/TB
#5Dell 9CF6R 2TB SATA 3G Certified
$24.65/TB

Works in these NAS machines

UniFi UNAS / UNVR
Fit-verified
Meets Ubiquiti's written 1TB+ CMR requirement; check the 7200RPM clause

Resolved against manufacturer compatibility lists we read and dated, capped at 4. Vendor-listed means the manufacturer names this exact part number; fit-verified is our own check of form factor, interface and recording technology against a published requirement. Neither is a guess, and a drive the registry cannot resolve shows nothing here rather than a maybe. How compatibility actually works

Frequently Asked Questions

Yes. The BarraCuda 2TB ST2000DM006 uses CMR recording which is fully compatible with all RAID levels.

Warranty varies by seller. Check the Amazon listing for current warranty terms.

Compatible with any server, NAS or workstation with a SATA port. Works in Synology, QNAP, TrueNAS, UnRAID and all major NAS platforms.

Use Case Scenarios

🏠
Home & SMB NAS
Building a mid-range NAS for media, backups and file sharing.
~ Good fit
CMR recording is RAID-safe and fully compatible with Synology, QNAP, TrueNAS and UnRAID. New drives come with full warranty.
💾
Backup Server / Veeam Target
Dedicated backup storage for Veeam, Commvault, or NetBackup.
✓ Excellent fit
2TB SATA drives are ideal for backup targets. SATA gives maximum $/TB for backup repositories.
🏗️
Virtualization Host Storage
VM images and snapshots on Proxmox, VMware or Hyper-V.
~ Good fit
Suitable for VM storage where workloads are not IOPS-intensive. SATA is fine for single-host VM storage. Consider NVMe cache for latency-sensitive VMs.

Maintenance & Troubleshooting

Maintenance Checklist

On installCheck SMART baseline on arrival
Run smartctl -a /dev/sdX and record: Reallocated_Sector_Ct, Power_On_Hours, Spin_Retry_Count. Establishes baseline for future comparison.
MonthlyRun SMART short self-test
smartctl -t short /dev/sdX — takes 1-2 minutes, catches most developing issues. Schedule during off-peak.
QuarterlyRun SMART long self-test
smartctl -t long /dev/sdX — full surface scan, takes 1 hours for 2TB. Any test failure is grounds for immediate replacement.
QuarterlyCheck RAID array health
Verify no degraded drives. A degraded array with no hot spare is one failure from data loss. Check mdstat or controller UI.
AnnuallyVerify drive firmware version
Check Seagate support site for firmware updates. Some versions have known bugs affecting integrity.
Every 3-5 yearsPlan proactive replacement
Enterprise HDDs have higher failure rates after year 4-5. At 2TB per drive, budget for replacements before failures occur.

Troubleshooting Guide

Cause: Loose SATA data or power cable, failed port, or drive not spinning up.
Fix: Reseat both cables. Try a different port. Listen for spin-up sound. Test with a known-good cable.