Seagate

Seagate BarraCuda 3TB ST3000DM001

ST3000DM001
BarraCudadesktop3TBSATA-6G3.5"
$58.33/TB
$175.00
newIn Stock
Price updated
Price accurate as of Sep 18, 2026, 02:01 PM
Buy on Amazon →

The Seagate BarraCuda 3TB ST3000DM001 is a 3TB SATA-6G HDD in new condition. It is in stock at $175.00 - $58.33/TB.

Part number: ST3000DM001 — decoded, with sibling variants and the warranty check.

Same capacity, other options
DriveInterfaceCond$/TBPrice
HGST HUS724030ALS640 3TB SAS 6GSAS-6GRefurb$15.13$45.39Buy
Seagate Constellation ES.2 3TB SAS EnterpriseSAS-6GRefurb$16.00$48.00Buy
Seagate Constellation ES.2 3TB SASSAS-6GRefurb$17.00$51.00Buy
HGST Ultrastar HUS723030ALS640 3TB SAS 6GSAS-6GRefurb$17.00$51.00Buy

All 3TB drives we track, ranked by cost per terabyte.

Model context

Part of the Seagate line we track.

Quick Verdict

The Seagate BarraCuda 3TB ST3000DM001 is a 3TB SATA-6G enterprise drive at $58.33/TB - Verify recording technology before use in RAID. New unit with full manufacturer warranty.

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Specifications

Capacity3TB
Form Factor3.5"
InterfaceSATA-6G
Recording Tech
RPM7200
Cache
Sector Size
Workload Rating
Warranty
ASINB006KCX0UE
Market context

Against every other drive we have an in-stock price for today, this one is cheaper per tb than 88% of them (215 of 243). The cheapest we can currently buy is $14.99/TB; the middle of the market is $36.87/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 3TB drive we track →Cheapest per terabyte, all categories →Category price trends →
How it compares - 3TB SATA-6G
#1Seagate BarraCuda 3TB ST3000DM001THIS DRIVE
$27.00/TB
#2WD WD Purple 3TB WD30PURX
$32.67/TB
#3HGST HUS724030ALA640 3TB SATA Enterprise
$33.33/TB
#4MDD 3TB SATA 6G 7200RPM Enterprise
$33.33/TB
#5WD WD Purple 3TB WD30PURZ
$36.00/TB

Works in these NAS machines

TerraMaster (32 machines)
Vendor-listed
On TerraMaster's list - not recommended

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

Check the recording technology before using in RAID. CMR is preferred over SMR for RAID arrays.

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
Verify CMR recording before using in RAID. New drives come with full warranty.
💾
Backup Server / Veeam Target
Dedicated backup storage for Veeam, Commvault, or NetBackup.
✓ Excellent fit
3TB 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 2 hours for 3TB. 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 3TB 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.