Db9 Connector
FailShoppers spend an estimated $60K a year here, so Db9 Connector is a Fail.
- Flapen Score
- 49 / 100Top 25% of 8,347 Electronics niches · +6 vs the category median of 4349
- Market size
- $60K/yr51K searches / yr
- 90-day growth
- -4.5%search demand this quarter
- Competition
- 50%top-5 click share · 16 brands · 22 sellers
Flapen Score
Db9 Connector against its category
The dotted line is the Electronics average. Past it, Db9 Connector is stronger. Inside it, weaker.
Market
The Db9 Connector market on Amazon at a glance
Shoppers on Amazon United States searched for Db9 Connector 51K times last year and spent an estimated $60K. The top 5 brands take 78% of clicks. Flapen scores it 49 out of 100, a Fail.
01 · Demand
An estimated 7.8% of those searches ended in a purchase.
Shoppers searched for this 51K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 7.8% of those searches ended in a purchase. Searches in the last 90 days moved -4.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated $60K a year.
- Searches, last 12 months
- 51K
- Growth, 90 days vs prior 90
- -4.5%
- Conversion, latest week
- 7.8%
- Market size, estimated
- $60Ka year
- Peak month
- April1.1× the quietest month
- Top search term
- db9 connector25K searches a year
02 · Price
A sale here is worth $14.96.
Listings sell for $14.96 on average, from $5.82 to $36.87. Amazon reports units sold in ranges. This niche sold 5K to 6K a year. The average listing sells 100 to 250 of them. At $14.96 that is $1K to $4K a year per listing.
- Average price
- $14.96under the $15 to $100 sweet spot
- Price range
- $5.82–$36.87
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 5K–6K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $1K–$4K
- Returns
- 1.6%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads.
96% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.7% of listings are out of stock. The average listing ranks #1,522 within Computer Cable Adapters. It carries 161 reviews at 4.65 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 96%
- Prime listings
- 100%
- Out of stock, average day
- 0.7%
- Average rank
- #1,522in Computer Cable Adapters
- Average rating
- 4.65 starsAmazon United States average 4.42 stars
- Average reviews
- 161per listing
- Listings tracked
- 26
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 77 months on average, so the names here are established.
- Launched, last 12 months
- 1
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 77 months
Products
Top Db9 Connector 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
YIOVVOM DB9 Breakout Connector Male 9 pin RS232 connectors Solderless D-SUB RS485 Serial Adapter Module Board with Screw Terminals Case Long Bolts
- Price
- $8.43
- Rating
- 4.6/5
- Reviews
- 379
- Age
- 9y ago

ANMBEST 10PCS DB9 Female Breakout Connector DB9 Solderless RS232 D-SUB Serial to 9-pin Port Terminal Adapter Connector Breakout Board with Case Long Bolts Tail Pipe
- Price
- $35.56
- Rating
- 4.8/5
- Reviews
- 30
- Age
- 7y ago

ANMBEST DB9 Solder Connector 9PIN RS232 Terminal Adapter Breakout Board with Case Assortment Kit(10PCS Male + 10PCS Female)
- Price
- $16.27
- Rating
- 4.5/5
- Reviews
- 80
- Age
- 5y ago

DTECH DB9 Breakout Connector DB-9 Female RS232 Serial Adapter Solderless Module Board with Screw Terminals Block Case Long Bolts and Tail Pipes
- Price
- $7.83
- Rating
- 4.6/5
- Reviews
- 73
- Age
- 4y ago

Tnuocke 18Pack DB9 Connector Adapter Kit 9 Pin D-SUB Male/Female Solder Cup Connectors Tin Plated Housing Lightweight Gray Plastic Hoods Individually Bagged
- Price
- $10.17
- Rating
- 4.6/5
- Reviews
- 94
- Age
- 4y ago
Trending
estimated 90-day click momentum
Aurorapath 3-Pack DB9 Screw Terminal Block Male Plug Adapter D-SUB 9pin Breakout Adapter Plate Connector RS232 Serial to Terminal Board Signal Module
- Price
- $9.08
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 8mo ago

TQDLYKHS 10 Pack DB9 Solder Connector Adapter Kit RS232 Serial Adapter
- Price
- $5.82
- Rating
- 4.6/5
- Reviews
- 2
- Age
- 5y ago

ANMBEST 2PCS DB9 Solderless RS232 D-SUB Serial to 9-pin Port Terminal Male Adapter Connector Breakout Board with Case Long Bolts Tail Pipe (2PCS Female)
- Price
- $9.82
- Rating
- 4.5/5
- Reviews
- 113
- Age
- 7y ago

BIFALE DB9 Breakout Connector (2 Male+2 Female) DB9 Solderless Connector RS232 D-SUB Serial Adapters 16mm thinner 9 Pin Port Terminal Breakout Board with Case Long Bolts Tail Pipe
- Price
- $25.33
- Rating
- 4.6/5
- Reviews
- 156
- Age
- 5y ago

OIKWAN USB to RS232 USB Serial Adapter with FTDI Chipset USB 2.0 to Male DB9 Serial Cable for Windows 11 10 8 7 Vista XP 2000 Linux and Mac OS(6ft)
- Price
- $12.97
- Rating
- 4.6/5
- Reviews
- 1,994
- Age
- 7y ago
Newest
by launch date
Aurorapath 3-Pack DB9 Screw Terminal Block Male Plug Adapter D-SUB 9pin Breakout Adapter Plate Connector RS232 Serial to Terminal Board Signal Module
- Price
- $9.08
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 8mo ago

YAODHAOD DB9 Breakout Solderless Connector Female 9PIN RS232 Serial Adapter to Terminal Connector Signal Module with Case Screwdriver (DB9 Female Connector (2PCS))
- Price
- $10.87
- Rating
- 5.0/5
- Reviews
- 3
- Age
- 1y ago

ANMBEST 4PCS DB9 Male Female Solderless Connector in One Breakout
- Price
- $18.28
- Rating
- 5.0/5
- Reviews
- 3
- Age
- 3y ago

Jienk 2pcs DB9 Male to Female Terminal Breakout Board RS232 D-SUB Serial to 9pin Port Terminal Block Gender Changer Connector
- Price
- $14.06
- Rating
- 4.8/5
- Reviews
- 9
- Age
- 4y ago

DTECH DB9 Breakout Connector DB-9 Female RS232 Serial Adapter Solderless Module Board with Screw Terminals Block Case Long Bolts and Tail Pipes
- Price
- $7.83
- Rating
- 4.6/5
- Reviews
- 73
- Age
- 4y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 50% of clicks. Leaders hold, but buyers still shop past them.
Brands
16 flat
Sellers
22
Est. top-5 brand share
78%
Top 20: 100%
Est. top-5 click share
50%
Top 20: 95%
Open market
17%
- ANMBEST35%
- YIOVVOM17%
- DTECH10%
- JUXINICE9%
- Tnuocke7%
- Twinkle Bay5%
- Open — no brand owns it (10 brands, 17%)
Demand
Db9 Connector search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.1×
Search terms
Top Db9 Connector search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- db9 connector25K/yr
- db9 breakout9K/yr
- db98K/yr
- db9 female connector3K/yr
- db9 male connector3K/yr
- db9 female2K/yr
- rs232 connector2K/yr
Reviews and returns
What reviews say buyers love and hate about Db9 Connector
We read the reviews and the return reasons for every product selling here.
“so you have to be careful it doesn't disconnect while you're downloading information”
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.
16 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 Db9 Connector 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









