WD

WD Ultrastar 14TB SATA WUH721414ALE6L4

WUH721414ALE6L4
Ultrastar HC530nearline14TBSATA-6G3.5"
$41.55/TB
$581.75
newIn Stock
This offer: sold by Brute Networks Corporation · Amazon says New / Unknown
Price updated
Price accurate as of Oct 16, 2026, 09:19 PM
Buy on Amazon

The WD Ultrastar 14TB SATA WUH721414ALE6L4 is a 14TB SATA-6G HDD in new condition. It is in stock at $581.75 - $41.55/TB.

Where this listing sits: every 14TB hard drive · 14TB SATA drives · WD 14TB SATA — each page is the live ranking for that slice of the catalogue.

Part number: WUH721414ALE6L4 — decoded, with sibling variants and the warranty check.

Same capacity, other options
DriveInterfaceCond$/TBPrice
Toshiba MG07ACA14TE 14TB SATA EnterpriseSATA-6GRefurb$25.00$349.99Buy on Amazon
MDD 14TB SATA 6G 7200RPM 256MB EnterpriseSATA-6GRefurb$25.71$359.99Buy on Amazon
WD Ultrastar 14TB SAS WUH721414AL5204SAS-12GRefurb$26.79$375.00Buy on Amazon
WD Ultrastar 14TB SATA WUH721414ALE604SATA-6GRefurb$27.14$379.99Buy on Amazon

All 14TB drives we track, ranked by cost per terabyte.

Model context

CMR or SMR? What we can and cannot source for this part number

Part of the WD line we track.

Quick Verdict

The WD Ultrastar 14TB SATA WUH721414ALE6L4 is a 14TB SATA-6G enterprise drive at $41.55/TB - Verify recording technology before use in RAID. New unit with full manufacturer warranty.

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Specifications

Capacity14TB
Form Factor3.5"
InterfaceSATA-6G
Recording Tech—
RPM7200
Cache512MB
Sector Size512e
Workload Rating—
Warranty—
ASINB07KPL474H
Market context

Against every other drive we have an in-stock price for today, this one is cheaper per tb than 45% of them (109 of 243). The cheapest we can currently buy is $14.99/TB; the middle of the market is $40.00/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 14TB drive we track →Cheapest per terabyte, all categories →Category price trends →
How it compares - 14TB SATA-6G
#1Toshiba MG07ACA14TE 14TB SATA Enterprise
$25.00/TB
#2MDD 14TB SATA 6G 7200RPM 256MB Enterprise
$25.71/TB
#3WD Ultrastar 14TB SATA WUH721414ALE604
$27.14/TB
#4WD Ultrastar 14TB SATA WUH721414ALE604
$27.86/TB
#5WD Ultrastar 14TB SATA WUH721414ALE6L4THIS DRIVE
$41.55/TB

Works in these NAS machines

QNAP TS-664
Vendor-listed
On QNAP's TS-664 list as Enterprise Ultrastar DC HC530 WUH721414ALE6L4
QNAP TS-673A
Vendor-listed
On QNAP's TS-673A list as Enterprise Ultrastar DC HC530 WUH721414ALE6L4
Asustor (11 NAS series)
Vendor-listed
On Asustor's list as Ultrastar DC HC530 WUH721414ALE6L4

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

Also appears in

Prices and forecast
Other pages
SATA hard drives
Price per terabyte
Best-of verdicts
Compatibility
Hard drives by capacity

Frequently Asked Questions

Yes. At our last check it was $581.75 ($41.55 per terabyte at its 14TB capacity), sold new under ASIN B07KPL474H. Amazon sets the final price at checkout.

This listing (WUH721414ALE6L4, ASIN B07KPL474H) carries no renewed, recertified, refurbished or pulled claim in its title, and Amazon reports it as new. On this site that is what "new" means: sold as factory-new.

Use Case Scenarios

🏠
Home & SMB NAS
Building a high-capacity NAS for media, backups and file sharing.
✓ Excellent 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
14TB 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 7 hours for 14TB. 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 WD 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 14TB 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.