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12v Power Supply

Maybe

The top 5 brands take only 45% of clicks. But demand is soft, at -16.1% this quarter, so 12v Power Supply is a Maybe.

Flapen Score
55
55 / 100
Top 10% of 1,488 Electronics & Photo niches · +11 vs the category median of 44
Market size
£142K/yr237K searches / yr
90-day growth
-16.1%search demand this quarter
Competition
37%top-5 click share · 31 brands · 34 sellers

Flapen Score

12v Power Supply against its category

The dotted line is the Electronics & Photo average. Past it, 12v Power Supply is stronger. Inside it, weaker.

55Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The 12v Power Supply market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for 12v Power Supply 237K times last year and spent an estimated £142K. The top 5 brands take 45% of clicks. Demand peaks in Dec. Flapen scores it 55 out of 100, a Maybe.

01 · Demand

An estimated 6.5% of those searches ended in a purchase.

Shoppers searched for this 237K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 6.5% of those searches ended in a purchase. Searches in the last 90 days moved -16.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated £142K a year.

Searches, last 12 months
237K
Growth, 90 days vs prior 90
-16.1%
Conversion, latest week
6.5%
Market size, estimated
£142Ka year
Peak month
December1.6× the quietest month
Top search term
12v power supply142K searches a year

02 · Price

A sale here is worth £9.28.

Listings sell for £9.28 on average, from £3.99 to £37.00. Amazon reports units sold in ranges. This niche sold 15K to 20K a year. The average listing sells 250 to 500 of them. At £9.28 that is £2K to £5K a year per listing.

Average price
£9.28under the $15 to $100 sweet spot
Price range
£3.99–£37.00
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
15K–20K
Units per listing a year
250–500
Revenue per listing a year
£2K–£5K
Returns
3.3%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is low.

88% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 2.2% of listings are out of stock. The average listing ranks #160 within Power Accessories. It carries 201 reviews at 4.37 stars, so a new listing needs social proof before a better product.

Sponsored listings
88%
Prime listings
100%
Out of stock, average day
2.2%
Average rank
#160in Power Accessories
Average rating
4.37 starsAmazon United Kingdom average 4.36 stars
Average reviews
201per listing
Listings tracked
43

04 · Newcomers

0 of last year's 13 launches cleared the first-year sales bar.

13 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 31 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
13
Successful launches
0Amazon's first-year sales bar
Average brand age
31 months

Products

Top 12v Power Supply 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 23, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 37% of clicks, no more. An open shelf where new products get seen.

£0£6K£11K£17K£23K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

31 flat

Sellers

34

Est. top-5 brand share

45%

Top 20: 92%

Est. top-5 click share

37%

Top 20: 81%

Open market

49%

  • SZZKtech13%
  • shefor12%
  • Yisica8%
  • inShareplus6%
  • Multibao6%
  • Lighting EVER6%

Demand

12v Power Supply search demand

Weekly searches over the year, seasonality beneath. Pick a range.

6K4KHoliday '24Spike '25Holiday '25SepDecMarJunAugNovMarMay

Peak months: Dec · busiest ÷ quietest = 1.6×

Search terms

Top 12v Power Supply search terms shoppers use

The exact words shoppers type, with estimated yearly volume, growth, and conversion.

  • 12v power supply142K/yr
  • 12v dc power supply21K/yr
  • 12 volt power supply14K/yr
  • 12v adapter12K/yr
  • 12v power adapter9K/yr
  • 12v dc power adapter4K/yr
  • 12v psu6K/yr
  • 12v ac adapter5K/yr
  • dc12v power supply3K/yr
  • power adapter 12v4K/yr

Reviews and returns

What reviews say buyers love and hate about 12v Power Supply

We read the reviews and the return reasons for every product selling here.

22%of positive reviews mention “Quality-Overall”
11%of negative reviews mention “Heating”
3.3%of orders come back
“Very hot to touch”
A buyer, on “Heating”11% of negative reviews mention the same topic

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.

18 topics

NegativePositive

FAQ

Common 12v Power Supply 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