DatacenterDisk
Western Digital

Western Digital WD Purple 3TB WD30PURZ

WD30PURZ
WD Purple3TBSATA-6G3.5"
$70.00/TB
$210.00
newIn Stock
Price updated
Aug 4, 2026, 08:02 PM
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Quick Verdict

The Western Digital WD Purple 3TB WD30PURZ is a 3TB SATA-6G enterprise drive at $70.00/TB - Verify recording technology before use in RAID. New unit with full 3-year warranty.

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Specifications

Capacity3TB
Form Factor3.5"
InterfaceSATA-6G
Recording Tech—
RPM5400
Cache64MB
Sector Size—
Workload Rating180TB/yr
Warranty3 years
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How it compares - 3TB SATA-6G
#1HGST HUS724030ALA640 3TB SATA Enterprise
$20.00/TB
#2Seagate BarraCuda 3TB ST3000DM001
$28.33/TB
#3MDD 3TB SATA 6G 7200RPM Enterprise
$33.33/TB
#4Western Digital WD Purple 3TB WD30PURX
$36.13/TB
#5Western Digital WD Purple 3TB WD30PURZTHIS DRIVE
$43.33/TB

Compare to similar 3TB SATA-6G drives

HGST
HUS724030ALA640 3TB SATA Enterprise
$20.00/TB
$59.99
REFURB
Seagate
BarraCuda 3TB ST3000DM001
$28.33/TB
$85.00
REFURB
MDD
3TB SATA 6G 7200RPM Enterprise
$33.33/TB
$99.99
REFURB
Western Digital
WD Purple 3TB WD30PURX
$36.13/TB
$108.39
REFURB
Western Digital
WD Purple 3TB WD30PURX
$53.33/TB
$160.00
new

Frequently Asked Questions

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

3-year manufacturer warranty.

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 Western Digital 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.