Thunderbolt 3 Pcie Card
FailAn estimated 11.7% of orders come back, so Thunderbolt 3 Pcie Card is a Fail.
- Flapen Score
- 29 / 100Ranks 7,731 of 8,347 Electronics niches · −14 vs the category median of 4329
- Market size
- $89K/yr76K searches / yr
- 90-day growth
- -15.4%search demand this quarter
- Competition
- 86%top-5 click share · 6 brands · 69 sellers
Flapen Score
Thunderbolt 3 Pcie Card against its category
The dotted line is the Electronics average. Past it, Thunderbolt 3 Pcie Card is stronger. Inside it, weaker.
Market
The Thunderbolt 3 Pcie Card market on Amazon at a glance
Shoppers on Amazon United States searched for Thunderbolt 3 Pcie Card 76K times last year and spent an estimated $89K. The top 5 brands take 98% of clicks. Flapen scores it 29 out of 100, a Fail.
01 · Demand
An estimated 1.1% of those searches ended in a purchase.
Shoppers searched for this 76K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 1.1% of those searches ended in a purchase. Searches in the last 90 days moved -15.4% against the 90 days before. Searches, conversion and average price together put the market at an estimated $89K a year.
- Searches, last 12 months
- 76K
- Growth, 90 days vs prior 90
- -15.4%
- Conversion, latest week
- 1.1%
- Market size, estimated
- $89Ka year
- Peak month
- December1.5× the quietest month
- Top search term
- thunderbolt pcie card18K searches a year
02 · Price
A sale here is worth $103.82.
Listings sell for $103.82 on average, from $28.86 to $246.24. Amazon reports units sold in ranges. This niche sold 750 to 1K a year. The average listing sells 100 to 250 of them. At $103.82 that is $10K to $26K a year per listing.
- Average price
- $103.82above the $15 to $100 sweet spot
- Price range
- $28.86–$246.24
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 750–1K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $10K–$26K
- Returns
- 11.7%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
60% 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 #129 within USB Hubs. It carries 182 reviews at 3.87 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 60%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #129in USB Hubs
- Average rating
- 3.87 starsAmazon United States average 4.42 stars
- Average reviews
- 182per listing
- Listings tracked
- 10
04 · Newcomers
0 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 38 months on average, so the names here are settling in.
- Launched, last 12 months
- 1
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 38 months
Products
Top Thunderbolt 3 Pcie Card 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
ASUS ThunderboltEX 4 with Intel Thunderbolt 4 JHL 8540 Controller 2 USB Type-C Ports up to 40Gb/s bi-Directional Bandwidth DisplayPort 1.4 Support up to 100W Quick Charge Black
- Price
- $109.49
- Rating
- 4.0/5
- Reviews
- 461
- Age
- 5y ago

ASUS ThunderboltEX 5 Expansion Card Dual Thunderbolt 5 USB-C Ports 120Gbps Bandwidth DisplayPort 2.1 PCIe 4.0 x4 USB4 Compatible for Intel 800 Series Motherboards
- Price
- $131.23
- Rating
- 3.2/5
- Reviews
- 36
- Age
- 1y ago

StarTech 5-Port USB 10Gbps PCIe Card (PS4C3IA3-USB-C-CARD)
- Price
- $70.14
- Rating
- 4.4/5
- Reviews
- 131
- Age
- 2y ago

QNAP Thunderbolt 5 Dual Ports Expansion Card PCIe Gen4 x4 (QXP-T52P)
- Price
- $154.13
- Rating
- 1.0/5
- Reviews
- 2
- Age
- 5mo ago

10Gbps PCIE USB C 3.2 Gen 2 Card 2-Port PCle to USB C Expansion Card PCI Express 3.0 x4 Adapter for Desktop PC SSD Enclosures Workstations File Backup Data only
- Price
- $28.86
- Rating
- 4.5/5
- Reviews
- 68
- Age
- 1y ago
Trending
estimated 90-day click momentum
QNAP Thunderbolt 5 Dual Ports Expansion Card PCIe Gen4 x4 (QXP-T52P)
- Price
- $154.13
- Rating
- 1.0/5
- Reviews
- 2
- Age
- 5mo ago

10Gbps PCIE USB C 3.2 Gen 2 Card 2-Port PCle to USB C Expansion Card PCI Express 3.0 x4 Adapter for Desktop PC SSD Enclosures Workstations File Backup Data only
- Price
- $28.86
- Rating
- 4.5/5
- Reviews
- 68
- Age
- 1y ago

PCIE 3.0 x16 22Gbps eGPU DOCK Thunderbolt 4 cable compatible with external GPU NVIDIA AMD Graphics Card for Windows Laptop Console featuring Thunderbolt 3/4 USB 4 Powered by PD/8PinCPU/Molex/DC5521
- Price
- $97.54
- Rating
- 3.8/5
- Reviews
- 40
- Age
- 1y ago

QNAP Thunderbolt 3 Expansion Card (QXP-T32P)
- Price
- $105.88
- Rating
- 4.7/5
- Reviews
- 13
- Age
- 5y ago

StarTech 4-Port USB-C 10Gbps PCIe Card TAA (P10Q4C-USB-CARD)
- Price
- $246.24
- Rating
- 4.6/5
- Reviews
- 41
- Age
- 1y ago
Newest
by launch date
QNAP Thunderbolt 5 Dual Ports Expansion Card PCIe Gen4 x4 (QXP-T52P)
- Price
- $154.13
- Rating
- 1.0/5
- Reviews
- 2
- Age
- 5mo ago

PCIE 3.0 x16 22Gbps eGPU DOCK Thunderbolt 4 cable compatible with external GPU NVIDIA AMD Graphics Card for Windows Laptop Console featuring Thunderbolt 3/4 USB 4 Powered by PD/8PinCPU/Molex/DC5521
- Price
- $97.54
- Rating
- 3.8/5
- Reviews
- 40
- Age
- 1y ago

10Gbps PCIE USB C 3.2 Gen 2 Card 2-Port PCle to USB C Expansion Card PCI Express 3.0 x4 Adapter for Desktop PC SSD Enclosures Workstations File Backup Data only
- Price
- $28.86
- Rating
- 4.5/5
- Reviews
- 68
- Age
- 1y ago

StarTech 4-Port USB-C 10Gbps PCIe Card TAA (P10Q4C-USB-CARD)
- Price
- $246.24
- Rating
- 4.6/5
- Reviews
- 41
- Age
- 1y ago

ASUS ThunderboltEX 5 Expansion Card Dual Thunderbolt 5 USB-C Ports 120Gbps Bandwidth DisplayPort 2.1 PCIe 4.0 x4 USB4 Compatible for Intel 800 Series Motherboards
- Price
- $131.23
- Rating
- 3.2/5
- Reviews
- 36
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 86% of clicks. A locked shelf that new listings rarely crack.
Brands
6 flat
Sellers
69
Est. top-5 brand share
98%
Top 20: 100%
Est. top-5 click share
86%
Top 20: 100%
Open market
0%
- ASUS73%
- StarTech.com11%
- QNAP8%
- LDLrui4%
- OwlTree3%
- FANBLACK2%
- Open — no brand owns it (0%)
Demand
Thunderbolt 3 Pcie Card search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.5×
Search terms
Top Thunderbolt 3 Pcie Card search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- thunderbolt pcie card18K/yr
- thunderbolt 5 pcie card5K/yr
- thunderbolt card6K/yr
- pcie thunderbolt card6K/yr
- thunderbolt 4 pcie card6K/yr
- thunderbolt pcie6K/yr
- thunderbolt card for pc6K/yr
- thunderbolt 3 pcie card5K/yr
- asus thunderboltex 44K/yr
- usb4 pcie card4K/yr
Reviews and returns
What reviews say buyers love and hate about Thunderbolt 3 Pcie Card
We read the reviews and the return reasons for every product selling here.
“Compatibility may vary”
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.
17 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 Thunderbolt 3 Pcie Card 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









