3.5 Hard Drive Enclosure
FailShoppers spend an estimated $50K a year here, so 3.5 Hard Drive Enclosure is a Fail.
- Flapen Score
- 34 / 100Ranks 838 of 1,028 Computers & Accessories niches · −8 vs the category median of 4234
- Market size
- £50K/yr59K searches / yr
- 90-day growth
- -20.7%search demand this quarter
- Competition
- 76%top-5 click share · 9 brands · 16 sellers
Flapen Score
3.5 Hard Drive Enclosure against its category
The dotted line is the Computers & Accessories average. Past it, 3.5 Hard Drive Enclosure is stronger. Inside it, weaker.
Market
The 3.5 Hard Drive Enclosure market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for 3.5 Hard Drive Enclosure 59K times last year and spent an estimated £50K. The top 5 brands take 90% of clicks. Flapen scores it 34 out of 100, a Fail.
01 · Demand
An estimated 4.6% of those searches ended in a purchase.
Shoppers searched for this 59K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 4.6% of those searches ended in a purchase. Searches in the last 90 days moved -20.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated £50K a year.
- Searches, last 12 months
- 59K
- Growth, 90 days vs prior 90
- -20.7%
- Conversion, latest week
- 4.6%
- Market size, estimated
- £50Ka year
- Peak month
- January1.5× the quietest month
- Top search term
- 3.5 hard drive enclosure23K searches a year
02 · Price
A sale here is worth £18.10.
Listings sell for £18.10 on average, from £11.78 to £45.02. Amazon reports units sold in ranges. This niche sold 3K to 3K a year. The average listing sells 100 to 250 of them. At £18.10 that is £2K to £5K a year per listing.
- Average price
- £18.10inside the $15 to $100 sweet spot
- Price range
- £11.78–£45.02
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 3K–3K
- Units per listing a year
- 100–250
- Revenue per listing a year
- £2K–£5K
- Returns
- 3.8%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is reviews.
86% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #53 within Hard Drive Accessories. It carries 3,883 reviews at 4.41 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 86%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #53in Hard Drive Accessories
- Average rating
- 4.41 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 3,883per listing
- Listings tracked
- 14
04 · Newcomers
1 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 55 months on average, so the names here are settling in.
- Launched, last 12 months
- 1
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 55 months
Products
Top 3.5 Hard Drive Enclosure products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 21, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
UGREEN Hard Drive Enclosure SATA to USB 3.0 HDD Caddy for 2.5 3.5 inch SSD HDD Disk up to 22TB with DC Power Adapter Tool-free Lay-Flat Hard Drive Docking Station for Windows Linux macOS PS4 Xbox
- Price
- £15.82
- Rating
- 4.5/5
- Reviews
- 2,944
- Age
- 8y ago

SABRENT Hard Drive Docking Station SSD Enclosure
- Price
- £18.59
- Rating
- 4.4/5
- Reviews
- 36,334
- Age
- 11y ago

KingData Hard Drive Enclosure USB 3.0 to SATA HDD Caddy for 3.5 inch SSD HDD Disk with DC Power Adapter Hard Drive Docking Station Tool Free SSD HDD Enclosure for Windows Linux Mac OS PS4 Xbox
- Price
- £11.89
- Rating
- 4.3/5
- Reviews
- 109
- Age
- 1y ago

KingData Hard Drive Enclosure USB 3.0 to SATA HDD Caddy for 3.5 inch SSD HDD with DC Power Adapter Docking Station Tool Free SSD HDD Enclosure with LEDS for Windows Linux Mac OS PS4 Xbox
- Price
- £12.01
- Rating
- 4.2/5
- Reviews
- 119
- Age
- 1y ago

RSHTECH USB C 3.0 to 3.5 inch SATA Hard Drive Enclosure (RSH-339STC)
- Price
- £20.37
- Rating
- 4.5/5
- Reviews
- 1,949
- Age
- 1y ago
Trending
estimated 90-day click momentum
UGREEN Hard Drive Docking Station 2 Bay Hard Drive Enclosure for 2.5 & 3.5 inch SSD HDD Disk USB3.0 SATA HDD Enclosure Support Dual Bay Offline Clone for Windows Linux macOS PS5 Xbox
- Price
- £23.98
- Rating
- 5.0/5
- Reviews
- 31
- Age
- 10mo ago

KingData Hard Drive Enclosure USB 3.0 to SATA HDD Caddy for 3.5 inch SSD HDD Disk with DC Power Adapter Hard Drive Docking Station Tool Free SSD HDD Enclosure for Windows Linux Mac OS PS4 Xbox
- Price
- £11.89
- Rating
- 4.3/5
- Reviews
- 109
- Age
- 1y ago

RSHTECH USB C 3.0 to 3.5 inch SATA Hard Drive Enclosure (RSH-339STC)
- Price
- £20.37
- Rating
- 4.5/5
- Reviews
- 1,949
- Age
- 1y ago

RSHTECH 3.5 Hard Drive Enclosure Aluminium USB 3.0 to SATA Caddy (RSH-339)
- Price
- £18.74
- Rating
- 4.5/5
- Reviews
- 1,263
- Age
- 6y ago

ORICO USB 3.0 External Hard Drive Enclosure for 3.5/2.5 Inch SATA Hard Drives/SSD Up to 20 TB 3.5 Tool-Free HDD Enclosure with 12V/2A Power Supply and UASP Acceleration (3588US3)
- Price
- £15.62
- Rating
- 4.4/5
- Reviews
- 6,389
- Age
- 12y ago
Newest
by launch date
UGREEN Hard Drive Docking Station 2 Bay Hard Drive Enclosure for 2.5 & 3.5 inch SSD HDD Disk USB3.0 SATA HDD Enclosure Support Dual Bay Offline Clone for Windows Linux macOS PS5 Xbox
- Price
- £23.98
- Rating
- 5.0/5
- Reviews
- 31
- Age
- 10mo ago

RSHTECH USB C 3.0 to 3.5 inch SATA Hard Drive Enclosure (RSH-339STC)
- Price
- £20.37
- Rating
- 4.5/5
- Reviews
- 1,949
- Age
- 1y ago

KingData Hard Drive Enclosure USB 3.0 to SATA HDD Caddy for 3.5 inch SSD HDD with DC Power Adapter Docking Station Tool Free SSD HDD Enclosure with LEDS for Windows Linux Mac OS PS4 Xbox
- Price
- £12.01
- Rating
- 4.2/5
- Reviews
- 119
- Age
- 1y ago

KingData Hard Drive Enclosure USB 3.0 to SATA HDD Caddy for 3.5 inch SSD HDD Disk with DC Power Adapter Hard Drive Docking Station Tool Free SSD HDD Enclosure for Windows Linux Mac OS PS4 Xbox
- Price
- £11.89
- Rating
- 4.3/5
- Reviews
- 109
- Age
- 1y ago

Multibao 3.5 inch HDD USB 3.0 to SATA External Hard Drive for 2.5/3.5 HDD/SSD Disk up to 18TB Hard Drive Enclosure with DC Power Adapter
- Price
- £12.23
- Rating
- 4.3/5
- Reviews
- 47
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 76% of clicks. A locked shelf that new listings rarely crack.
Brands
9 falling
Sellers
16
Est. top-5 brand share
90%
Top 20: 100%
Est. top-5 click share
76%
Top 20: 100%
Open market
7%
- UGREEN40%
- SABRENT20%
- KingData19%
- RSHTECH8%
- ORICO4%
- cenmate3%
- Open — no brand owns it (3 brands, 7%)
Demand
3.5 Hard Drive Enclosure search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.5×
Search terms
Top 3.5 Hard Drive Enclosure search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- 3.5 hard drive enclosure23K/yr
- 3.5 hdd enclosure9K/yr
- 3.5 inch hard drive enclosure8K/yr
- hdd enclosure 3.57K/yr
- hard drive enclosure 3.58K/yr
- hard drive caddy 3.5 sata3K/yr
- hard drive enclosure 3.5 inch external sata disk caddy2K/yr
Reviews and returns
What reviews say buyers love and hate about 3.5 Hard Drive Enclosure
We read the reviews and the return reasons for every product selling here.
“Very poor quality control”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
18 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common 3.5 Hard Drive Enclosure questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









