DatacenterDisk
Seagate

Seagate IronWolf 6TB NAS ST6000VN0033

ST6000VN0033
IronWolfnasCMR6TBSATA-6G3.5"
$41.67/TB
$249.99
REFURBIn Stock
Price updated
Aug 4, 2026, 09:00 AM
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Quick Verdict

The Seagate IronWolf 6TB NAS ST6000VN0033 is a 6TB SATA-6G enterprise drive at $41.67/TB - CMR recording makes it safe for all RAID levels and NAS deployments. As a refurbished unit, run SMART diagnostics on arrival and verify power-on hours.

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Specifications

Capacity6TB
Form Factor3.5"
InterfaceSATA-6G
Recording TechCMR
RPM7200
Cache256MB
Sector Size—
Workload Rating180TB/yr
Warranty3 years
ASINB07BDV5HGF

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How it compares - 6TB SATA-6G
#1MDD 6TB SATA 6G 7200RPM Enterprise
$26.67/TB
#2Seagate IronWolf 6TB SATA NAS
$28.33/TB
#3MDD 6TB SATA 6G 7200RPM 128MB Enterprise
$30.00/TB
#4Seagate IronWolf 6TB NAS
$35.00/TB
#5Seagate IronWolf 6TB NAS ST6000VN0041
$41.67/TB

Compare to similar 6TB SATA-6G drives

MDD
6TB SATA 6G 7200RPM Enterprise
$26.67/TB
$159.99
new
Seagate
IronWolf 6TB SATA NAS
$28.33/TB
$169.99
new
MDD
6TB SATA 6G 7200RPM 128MB Enterprise
$30.00/TB
$179.99
new
Seagate
IronWolf 6TB NAS
$35.00/TB
$209.99
REFURB
Seagate
IronWolf 6TB NAS ST6000VN0041
$41.67/TB
$249.99
REFURB

Frequently Asked Questions

Yes. The IronWolf 6TB NAS ST6000VN0033 uses CMR recording which is fully compatible with all RAID levels. It is rated for 180TB/year workload.

3-year manufacturer warranty. This listing is a refurbished/renewed unit - verify seller warranty before purchase.

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.
✓ Excellent fit
CMR recording is RAID-safe and fully compatible with Synology, QNAP, TrueNAS and UnRAID. Refurb units offer strong value for non-critical NAS.
💾
Backup Server / Veeam Target
Dedicated backup storage for Veeam, Commvault, or NetBackup.
✓ Excellent fit
6TB 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. Critical for refurb drives — refuse any with reallocated sectors > 0.
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 3 hours for 6TB. 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 6TB 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.