Is south korea outlet adapter profitable to sell on Amazon United States?

The niche generates $157K/yr across 17 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is -2.5%. Flapen's verdict: Skip it (40/100).

How competitive is the south korea outlet adapter niche?

6 brands and 28 sellers compete. The top 5 products take 69% of clicks and top 5 brands hold 99% of demand.

What do buyers complain about in south korea outlet adapter?

Top complaints mined from reviews: Charging, Durability, Socket/Port/Plug. The return rate is 1.9%.

When does demand for south korea outlet adapter peak?

Demand is steady year-round — the busiest month runs 1.7× the quietest.

What does it cost to enter the south korea outlet adapter niche?

Listings span $4.14–$27.49; the average listing price is $17.81 (sweet spot $15–$100). The average incumbent carries 1,278 reviews — the moat a new listing must climb.

south korea outlet adapter

Skip it

Brand-locked demand (top 5 brands take 99% of clicks) — this niche doesn't clear our bar today.

Conversion

Great9.3%

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

Avg price

Great$17.81

avg listing price — sweet spot $15–$100

Returns

Great1.9%

return rate — above 5% kills the launch gate

Review moat

Good1,277.88

avg incumbent reviews — the moat a new listing must climb

Price range

Good$4.14–$27.49

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

Market size

Okay$157K

$157K/yr · 95K searches

Competition

Okay69%

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

Growth

Bad-2.5%

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

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Brand share

Bad99%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, south korea outlet adapter is a $157K/yr Amazon United States market (95K searches/yr). The top 5 brands hold 99% of demand. Verdict: Skip it — 40/100.

Data updated Jul 22, 2026 · scored weekly · How we score niches

south korea outlet adapter market data

Units sold / yr: 8K–10K; avg 250–500/product
Revenue / yr: $142K–$178K; units × avg price
Conversion rate: 9.3%
Avg BSR: #39
Page quality: 0%
Prime: 100%
Sponsored: 76%
Out of stock: 4.7%
Avg brand age: 49 months
Avg seller age: 197 days

Competition & brand share

The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them.

Brands

6 falling

Sellers

Top-5 brand share

99%

Top 20: 100%

Top-5 click share

69%

Top 20: 100%

Open market

TESSAN58%
HANYCONY24%
Anker11%
Ceptics4%
VINTAR2%
FIRE ROSE1%
Open — no brand owns it (0%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -2.5% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.7×

Open Trend

Top south korea outlet adapter search terms

south korea outlet adapter27K/yr +6.8%7.2% conv.
us to korea plug adapter7K/yr -0.9%9.8% conv.
korea plug adapter6K/yr -1.6%9.1% conv.
korea outlet adapter5K/yr +12.2%11.5% conv.
south korea travel plug adapter3K/yr +140.4%6.8% conv.
korean plug adapter4K/yr +20.5%8.9% conv.
korean adapter plug5K/yr +28.3%9.9% conv.
korea adapter plug5K/yr -14.9%9.2% conv.
korea power adapter4K/yr +1.0%10.3% conv.
adapter for korea3K/yr +37.6%9.7% conv.

All search terms

Top south korea 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 17 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

HANYCONY Type E F Plug Adapter Germany France Travel Plug Adapter with 2 Outlets 3 USB Ports(2 USB C)Schuko Plug Power Adaptor for US to Europe EU Spain Iceland Korea Greece German French

HANYCONY$9.524.8★462 rev

2 Pack Type E F Plug Adapter TESSAN South Korea Outlet Adapter with 3 USB Ports (1 USB C) Schuko Travel Plug for US to Europe EU Spain Germany France Iceland Greece Russia Norway

TESSAN$18.374.8★1,338 rev

TESSAN 2 Pack Type E F Plug Adapter Germany France Power Travel Adaptor with 3 USB Charger(1 USB C PD 20W) 4 Outlets Schuko Plug for US to Europe Spain Iceland Korea Greece Russia German French

TESSAN$27.494.7★461 rev

TESSAN Type E F Travel Plug Adapter PD 20W 7 in 1 Germany France Power Adaptor with 4 Outlets 3 USB (2 USB-C) South Korea Outlet Adapters for US to Europe EU Spain Iceland Greece Portugal 2 Pack

TESSAN$25.904.8★618 rev

TESSAN Type F Plug Adapter 2 Pack PD 20W South Korea Outlet Adapter with 4 AC Outlets 4 USB Ports (2 USB C) Type E Power Adaptor for US to Europe Spain Germany France Iceland Greece Russia Norway

TESSAN$25.794.8★49 rev

Newest

by launch date

TESSAN Type F Plug Adapter 2 Pack PD 20W South Korea Outlet Adapter with 4 AC Outlets 4 USB Ports (2 USB C) Type E Power Adaptor for US to Europe Spain Germany France Iceland Greece Russia Norway

TESSAN$25.7949 rev

4mo ago

Type E F Plug Adapter 2 Pack HANYCONY Germany France Spain South Korea Power Adapter Travel Power Adapter with 4 Outlets 4 USB Ports(2 USB C) for US to Europe EU Spain Iceland Greece German

HANYCONY$16.201,066 rev

7mo ago

TESSAN Travel Adapter 009 PD 20W Universal Power Adapter 2 USB C 1 USB A Ultra Thin International Plug Adaptor Worldwide Outlet for US to European UK Italy Spain New Zealand (Type C G A I) 1 Pack

TESSAN$18.13224 rev

10mo ago

Anker Nano Travel Adapter 5-Port Power Adapter with 1 2-Pin AC 2 USB A 2 USB C for 20W Smart Temperature Control Works in 200+ Countries Not a Voltage Converter Travel Essentials (1-Pack)

Anker$22.543,439 rev

1y ago

Type E F Plug Adapter Germany France Travel Plug Adapter with 4 Outlets 4 USB Ports(2 USB C) European Power Adapter for US to Europe EU Spain Iceland Korea Greece Norway Russia German French

HANYCONY$7.2596 rev

1y ago

What buyers say about south korea outlet adapter

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

What buyers love

Portability18%

“Highly portable yet fully functional”

Charging14%

“Also worked really well with my fast-charging charger”

Quality-Overall10%

“Solid quality”

Socket/Port/Plug7%

“USB ports are great feature”

Advertised Vs Actual Product7%

“Works as advertised”

Compactness6%

“Compact for travel”

Ease Of Use5%

“Easy to use”

Size-Overall5%

“Perfect size for travel”

Value For Money4%

“Value was good”

Efficiency4%

“It's effective”

What buyers complain about

Charging14%

“They just don't charge”

Durability9%

“Broke after 2 uses”

Socket/Port/Plug8%

“are not solid enough to make a good contact with the socket”

Size-Overall8%

“did not fit”

Compatibility-Overall8%

“I could not use it in most locations”

Quality-Overall7%

“Not high quality as I thought”

Functionality-Overall5%

“not entirely functional”

Connectivity-Overall3%

“it loses connectivity”

Weight Heavy2%

“it is on the bulky side with some weight”

Advertised Vs Actual Product2%

“Very misleading”

Top return reasons

Compatibility-Overall23%

Value For Money15%

Size-Overall10%

Functionality-Overall10%

Socket/Port/Plug10%

Charging9%

Advertised Vs Actual Product6%

Defective Material/Parts3%