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SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25)
SATA SSD Used

SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25)

Silicon Power · Amazon

Price

$379.99

4 TB · per TB

$95.00/TB

From our price history · since Sep 2026

Above typical

100% of the 163 SATA SSD listings this site has logged went for less than this at their best

Typical: $89.90/TB · Lowest ever logged: $47.49/TB on Oct 20, 2026

Every time this tracker refreshes, the site records every listing it finds. These numbers compare this listing to all of them, each at the best price it reached. It's our own data, not copied from another site.

4TB SATA SSD price history → typical price, lowest we've seen and a daily chart

Right now · #12 lowest $/TB of 12 SATA SSD listings in the tracker today · 3% above today's median ($92.50/TB)

Note: No warranty is listed for this drive. Run a full SMART test and a burn-in when it arrives.

Specs

Brand
Silicon Power
Model
SP004TBSS3A55S25
Capacity
4 TB
Interface
SATA
Form factor
Internal 2.5"

Listing details

Condition
Used
Store
Amazon
Price checked
Nov 2, 2026 11:11 AM CST

Price history for this listing

First seen Oct 1, 2026 · lowest $354.15 · highest $379.99 · 8 days of data

$379.99$367.07$354.15Oct 1, 2026Nov 2, 2026

Pricing data courtesy of PricePerGig.com. Prices and availability change fast, so the retailer's own page is always the final word.

Disclaimer: This is a personal tracking tool I built for my own use, not a professional pricing or comparison service. Listings, prices, and outbound links are pulled from third-party sources and can be stale, inaccurate, or broken. I'm not responsible for their accuracy or where a link leads. Always verify details directly with the retailer or source before you rely on them.