Is stop watt energy saving device profitable to sell on Amazon United States?

The niche generates $551K/yr across 13 tracked products. 11 of 13 products launched in the last 360 days are still selling. 90-day search growth is +503.5%. Flapen's verdict: Worth a look (68/100).

How competitive is the stop watt energy saving device niche?

8 brands and 18 sellers compete. The top 5 products take 69% of clicks and top 5 brands hold 91% of demand.

What do buyers complain about in stop watt energy saving device?

Top complaints mined from reviews: Functionality-Overall, Value For Money, Advertised Vs Actual Product. The return rate is 0.2%.

When does demand for stop watt energy saving device peak?

Demand peaks in May–Jun–Jul–Aug; the busiest month runs 13.9× the quietest.

What does it cost to enter the stop watt energy saving device niche?

Listings span $21.18–$57.04; the average listing price is $37.70 (sweet spot $15–$100). The average incumbent carries 68 reviews — the moat a new listing must climb.

stop watt energy saving device

Worth a look

Shows demand growing +503.5% this quarter, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Growth

Incredible+503.5%

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

Quality gap

Incredible3.6★

avg incumbent rating — lower means beatable quality

Returns

Incredible0.2%

return rate — above 6% kills the launch gate

Review moat

Incredible68.23

avg incumbent reviews — the moat a new listing must climb

Avg price

Incredible$37.70

avg listing price — sweet spot $15–$100

Price range

Incredible$21.18–$57.04

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

Market size

Good$551K

$551K/yr · 524K searches

Conversion

Okay2.8%

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

Competition

Okay69%

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

Brand share

Bad91%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, stop watt energy saving device is a $551K/yr Amazon United States market (524K searches/yr). The top 5 brands hold 91% of demand. Demand peaks in May–Jun–Jul–Aug. Verdict: Worth a look — 68/100.

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

Market data

Units sold / yr: 15K–20K; avg 1,250–1,500/product
Revenue / yr: $566K–$754K; units × avg price
Launch success: 85%; 11 of 13 new (360d)
Conversion rate: 2.8%
Avg BSR: #1,053
Page quality: 0%
Prime: 100%
Sponsored: 92%
Out of stock: 21.3%
Avg brand age: 35 months
Avg seller age: 163 days

Competition

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

Brands

Sellers

Top-5 brand share

91%

Top 20: 100%

Top-5 click share

69%

Top 20: 100%

Open market

Bloockwiz41%
Generic28%
KMXNVB10%
Eqoktx7%
STOPWATT4%
OJJ4%
Open — no brand owns it (2 brands, 6%)

Demand & seasonality

Weekly Amazon search volume, last 103 weeks — +503.5% search growth over the last 90 days.

Peak months: May, Jun, Jul, Aug · busiest ÷ quietest = 13.9×

Open Trend

Product shelf

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

Top sellers

by 90-day click share

Stopwatt SmartPlug Device Device Plug-in for Home & Office US Plug 90V-250V 30KW 4 Pack

Bloockwiz$30.693.8★368 rev

4 Pack Stopwatt SmartPlug Device Stop Watt Device Plug-in for Home & Office US Plug 90V-250V 30KW

Generic$28.833.3★99 rev

4 Pack Stopwatt SmartPlug Device Stop Watt Device Plug-in for Home & Office US Plug 90V-250V 30KW

Generic$28.793.3★57 rev

Stopwatt Smartplug in Power Box Device US Plug Pro 2026 Stop watt Power Factor for Home and Office 6 Pack (6 Packs)

Eqoktx$57.043.9★57 rev

6Pack Stopwatt SmartPlug Device Stop Watt Device Plug-in for Home & Office US Plug 90V-250V 30KW

Generic$34.623.2★28 rev

Newest

by launch date

4 Pack Stopwatt SmartPlug Device top Watt Device Plug-in for Home & Office US Plug 90V-250V 30KW Load Energy Saver

Generic$27.1213 rev

2mo ago

StopWatt Electric Plug-in Accessory for Home Office & Apartment Use

STOPWATT$49.412 rev

2mo ago

Stopwatt Smartplug in Power Box Device US Plug Pro 2026 Stop watt Power Factor for Home and Office 6 Pack (6 Packs)

Eqoktx$57.0457 rev

2mo ago

Upgrade Stopwatt SmartPlug Device Stop Watt Device Plug-in for Home & Office US Plug 90V-250V 30KW 2Pcs

OJJ$21.189 rev

2mo ago

4 Pack Stopwatt SmartPlug Device Stop Watt Device Plug-in for Home & Office US Plug 90V-250V 30KW

Generic$28.7957 rev

3mo ago

Reviews

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

What buyers love

Value For Money20%

“Not bad for the price”

Quality-Overall18%

“feel well made”

Advertised Vs Actual Product14%

“As described”

Ease Of Use10%

“Easy to Use”

Efficiency10%

“Clean Dirty Electricity I ordered 4”

Socket/Port/Plug5%

“These smart plugs are very easy to set up and connect quickly”

Functionality-Overall3%

“The stopwatt energy saving device is now my favorite tool”

Strength2%

“Very effective”

Design-Overall2%

“The design is compact”

Brightness/Shine/Glow2%

“Very bright”

What buyers complain about

Functionality-Overall36%

“Literally does nothing”

Value For Money13%

“I ended up paying more $$”

Advertised Vs Actual Product11%

“This is very misleading”

Quality-Overall10%

“Garbage”

Ethical Trade/Fair Trade8%

“This is a scam”

Defective Material/Parts4%

“the components inside of the device dont do anything I dont recommend you to buy it”

Instructions/User Manual/Troubleshooting3%

“Poor instruction and functioning”

Size-Overall3%

“My bill has definitely been getting smaller”

Connectivity-Overall3%

“Made me afraid to plug into my home”

Storage Capacity1%

“My only critique is I wish there was an outlet on top of this device so you could still utilize it because it takes up space of one”

Top return reasons

Functionality-Overall32%

Advertised Vs Actual Product24%

Socket/Port/Plug10%

Defective Material/Parts8%

Ethical Trade/Fair Trade8%

Value For Money3%

Instructions/User Manual/Troubleshooting2%

Compatibility-Overall2%

Quality-Overall2%

Size-Overall2%

Common questions

Is stop watt energy saving device profitable to sell on Amazon United States?: The niche generates $551K/yr across 13 tracked products. 11 of 13 products launched in the last 360 days are still selling. 90-day search growth is +503.5%. Flapen's verdict: Worth a look (68/100).
How competitive is the stop watt energy saving device niche?: 8 brands and 18 sellers compete. The top 5 products take 69% of clicks and top 5 brands hold 91% of demand.
What do buyers complain about in stop watt energy saving device?: Top complaints mined from reviews: Functionality-Overall, Value For Money, Advertised Vs Actual Product. The return rate is 0.2%.
When does demand for stop watt energy saving device peak?: Demand peaks in May–Jun–Jul–Aug; the busiest month runs 13.9× the quietest.
What does it cost to enter the stop watt energy saving device niche?: Listings span $21.18–$57.04; the average listing price is $37.70 (sweet spot $15–$100). The average incumbent carries 68 reviews — the moat a new listing must climb.

Related niches in Electronics

68outdoor power strip weatherproof$1.5M/yr +79.7%Launch it
69power strip long cord$510K/yr +50.2%Worth a look
69umbrella clamp$116K/yr +183.1%Worth a look
69label maker tape$3.4M/yr -4.1%Worth a look
67moultrie edge battery pack$933K/yr +14.0%Launch it
67dymo label maker refills$2.9M/yr -7.1%Worth a look

All Electronics niches

stop watt energy saving device

Market data

Competition

Demand & seasonality

Product shelf

Top sellers

Newest

Trending

Reviews

What buyers love

What buyers complain about

Top return reasons

Common questions

Related niches in Electronics