UnionSine Desktop External Hard Drive 10TB, USB C HDD Storage HD3510
eBay · joshuahedrick
Price
$220.00
$19.00 shipping
10 TB · per TB
$22.00/TB
$23.90/TB with shipping
From our price history · since Sep 2026
Above typical64% of the 590 External HDD listings this site has logged went for less than this at their best
Typical: $20.00/TB · Lowest ever logged: $6.36/TB on Sep 26, 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.
10TB external hard drive price history → typical price, lowest we've seen and a daily chart
Right now · #11 lowest $/TB of 32 External HDD listings in the tracker today · 9% below today's median ($24.29/TB)
Specs
- Brand
- Western Digital UnionSine
- Model
- HD3510
- Capacity
- 10 TB
- Interface
- USB
- Form factor
- External 3.5"
- Spindle speed
- 7200 RPM
Listing details
- Condition
- Used
- Store
- eBay
- Seller
- joshuahedrick (150 ratings, 100% positive)
- Format
- Buy It Now · Accepts offers
- Shipping
- $19.00 shipping
Est. delivery Nov 6 – Nov 13 - Ships from
- Roseville, California, US
- Returns
- Not accepted
- Quantity
- 0 sold · 1 available
- Listed
- Oct 22, 2026
- eBay category
- Computers/Tablets & Networking › Drives, Storage & Blank Media › Hard Drives (HDD, SSD & NAS) › External Hard Disk Drives
- Tags
- BestOffer
- Price checked
- Nov 1, 2026 6:28 PM CST
Item specifics from the listing
- Compatible With
- Mac
- USB Specification
- USB 3.0
- Color
- Black
- Rotation Speed
- 7200 RPM
- Brand
- Western Digital UnionSine
- Form Factor
- 3.5 in
- Type
- External Drive
- Drive Type(s) Supported
- HDD
- Transfer Rate
- 40 Mbps
- Model
- HD3510
- Storage Format
- HDD Only
- Storage Capacity
- 10 TB
- Interface
- USB-C
Seller's description
I'm selling a used WD UnionSine 10tb external hard drive, model HD3510. This hard drive was used for long term data storage, but I no longer need these on hand. I do have several additional types of HDDs available as well.
Excerpt in the seller's own words, formatting removed. The full listing has the complete text and terms.
Price history for this listing
First seen Nov 1, 2026 · lowest $220.00 · highest $220.00 · 1 day of data
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Pricing data courtesy of PricePerGig.com; listing details from eBay, refreshed every few hours. Prices and availability change fast, so the retailer's own page is always the final word.