Western Digital WD Red SA500 NAS 3D drops to $890.37

A $77.27 discount that's hard to ignore.

NAS drives don't go on sale often, especially the ones built for sustained 24/7 workloads. Right now, the 4TB Western Digital WD Red SA500 NAS 3D drops to $890.37 - save $77.27.

That's 8% off the 30-day average, making this a rare price cut on a drive designed specifically for caching and heavy read/write cycles in NAS enclosures.

THE DEAL

Western Digital WD Red SA500 NAS 3D

$890.37 (was $967.64) - Save $77.27 (8% off)

Where: Amazon

ExpiresNo end date listed

Get This Deal

For just $890.37, below its 30-day average of $967.64. The 90-day average sits at $970.06, so this is the lowest this drive has been in months.

If you've been watching NAS SSD pricing. This is the window.

What You're Getting

The WD Red SA500 is purpose-built for NAS environments, not a repurposed desktop drive. Key specs include:

• 4TB capacity in a 2.5-inch/7mm SATA III form factor
• Sequential reads up to 560 MB/s for fast file access
• Western Digital 3D NAND optimized for 24/7 NAS workloads
• Reduces latency for OLTP databases, multi-user environments, photo rendering, and 4K/8K video editing
• Available in both 2.5-inch and M.2 form factors to fit modern NAS systems

Who This Is For

This is for anyone running a Synology, QNAP, or TrueNAS system who needs SSD caching or a dedicated storage pool for frequently accessed files. The high endurance rating makes it a fit for small business servers, creative teams editing 4K footage off a NAS, or home users running database-heavy applications.

If your NAS is purely for cold storage or media archives, a standard HDD will cost less.

Final Verdict

At $890.37. This is the best price on the 4TB WD Red SA500 in recent months. If you need reliable NAS-grade SSD performance right now, this discount makes the buy-in noticeably easier.

Prices could shift lower during Prime Day later this year, but there's no guarantee this exact model will see a deeper cut.