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39

side outlet adapter

Skip it

A small market ($68K/yr) — this niche doesn't clear our bar today.

Market size 17Growth 21Conversion 77Competition 37Returns 71Price range 38Avg price 59Brand share 52Review moat 24Quality gap 21

Conversion

Great7.5%

search→purchase rate — share of searches ending in a sale

Returns

Good2.2%

return rate — above 5% kills the launch gate

Avg price

Good$13.05

avg listing price — sweet spot $15–$100

Brand share

Good74%

top-5 brand share — brands hold most of the demand

Price range

Okay$4.96–$21.20

cheapest to priciest tracked listing — scored on the share inside $15–$100

Competition

Okay63%

top-5 click share — leaders hold, buyers still browse

Review moat

Bad5,017.45

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-8.7%

90-day search growth — must beat 0% to launch

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Market size

Bad$68K

$68K/yr · 69K searches

According to Flapen's Amazon United States niche tracking, side outlet adapter is a $68K/yr Amazon United States market (69K searches/yr). The top 5 brands hold 74% of demand. Demand peaks in Jan–Nov. Verdict: Skip it — 39/100.

Data updated Jul 17, 2026 · scored weekly · How we score niches

side outlet adapter market data

Units sold / yr
6K–8K
avg 250–500/product
Revenue / yr
$78K–$104K
units × avg price
Conversion rate
7.5%
Avg BSR
#48
Page quality
0%
Prime
100%
Sponsored
90%
Out of stock
0.0%
Avg brand age
47 months
Avg seller age
187 days

Competition & brand share

The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them.

Brands

15 falling

Sellers

28

Top-5 brand share

74%

Top 20: 100%

Top-5 click share

63%

Top 20: 100%

Open market

21%

  • FiiMan27%
  • TROND15%
  • HONIZER14%
  • GE12%
  • One Beat6%
  • TESSAN5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -8.7% search growth over the last 90 days.
2K1KBlack Friday '24Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Nov · busiest ÷ quietest = 1.6×

Top side outlet adapter search terms

  • side outlet adapter19K/yr
  • sideways outlet adapter12K/yr
  • side plug outlet8K/yr
  • outlet sideways plug8K/yr
  • side outlet7K/yr
  • side plug5K/yr
  • side outlet plug3K/yr
  • sideways outlet4K/yr
  • sideways plug3K/yr
All search terms

Top side outlet adapter products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%$7K20%$14K30%$20K40%$27K1001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 20 tracked products in this niche — three views at once, no toggling.

What buyers say about side outlet adapter

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall14%

“Excellent product”

Socket/Port/Plug13%

“Good plugs”

Advertised Vs Actual Product13%

“As advertised”

Ease Of Use8%

“Convenient product”

Size-Overall6%

“Fits my needs perfectly”

Charging6%

“Charges well”

Design-Overall5%

“Very well built”

Value For Money4%

“Good price”

Storage Capacity3%

“Take up very little space”

Strength2%

“Solid Device”

What buyers complain about

Socket/Port/Plug12%

“USB ports dont work”

Functionality-Overall12%

“Does not work well”

Durability10%

“Broke”

Quality-Overall6%

“Garbage Quality”

Charging6%

“Both have defective USB charging ports”

Size-Overall5%

“Small”

Value For Money4%

“Not at all as described and overpriced”

Strength3%

“Not very strong”

Advertised Vs Actual Product3%

“Item is not as described”

Ease Of Use3%

“Hard to take off”

Top return reasons

Size-Overall34%
Socket/Port/Plug10%
Functionality-Overall9%
Advertised Vs Actual Product7%
Add-Ons/Attachments7%
Compatibility-Overall6%
Value For Money5%
Defective Material/Parts3%
Connectivity-Overall2%
Charging2%

Common questions

Is side outlet adapter profitable to sell on Amazon United States?
The niche generates $68K/yr across 20 tracked products. 90-day search growth is -8.7%. Flapen's verdict: Skip it (39/100).
How competitive is the side outlet adapter niche?
15 brands and 28 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 74% of demand.
What do buyers complain about in side outlet adapter?
Top complaints mined from reviews: Socket/Port/Plug, Functionality-Overall, Durability. The return rate is 2.2%.
When does demand for side outlet adapter peak?
Demand peaks in Jan–Nov; the busiest month runs 1.6× the quietest.
What does it cost to enter the side outlet adapter niche?
Listings span $4.96–$21.20; the average listing price is $13.05 (sweet spot $15–$100). The average incumbent carries 5,017 reviews — the moat a new listing must climb.