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9v Power Supply

Fail

Demand is soft, at -1.0% this quarter, so 9v Power Supply is a Fail.

Flapen Score
48
48 / 100
Top 32% of 437 Musical Instruments niches · +4 vs the category median of 44
Market size
$283K/yr244K searches / yr
90-day growth
-1.0%search demand this quarter
Competition
61%top-5 click share · 17 brands · 40 sellers

Flapen Score

9v Power Supply against its category

The dotted line is the Musical Instruments average. Past it, 9v Power Supply is stronger. Inside it, weaker.

48Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The 9v Power Supply market on Amazon at a glance

Shoppers on Amazon United States searched for 9v Power Supply 244K times last year and spent an estimated $283K. The top 5 brands take 70% of clicks. Demand peaks in Dec. Flapen scores it 48 out of 100, a Fail.

01 · Demand

An estimated 10.1% of those searches ended in a purchase.

Shoppers searched for this 244K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 10.1% of those searches ended in a purchase. Searches in the last 90 days moved -1.0% against the 90 days before. Searches, conversion and average price together put the market at an estimated $283K a year.

Searches, last 12 months
244K
Growth, 90 days vs prior 90
-1.0%
Conversion, latest week
10.1%
Market size, estimated
$283Ka year
Peak month
December1.4× the quietest month
Top search term
9v power supply70K searches a year

02 · Price

A sale here is worth $11.51.

Listings sell for $11.51 on average, from $5.74 to $36.04. Amazon reports units sold in ranges. This niche sold 25K to 30K a year. The average listing sells 1,000 to 1,250 of them. At $11.51 that is $12K to $14K a year per listing.

Average price
$11.51under the $15 to $100 sweet spot
Price range
$5.74–$36.04
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
25K–30K
Units per listing a year
1,000–1,250
Revenue per listing a year
$12K–$14K
Returns
3.2%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is reviews.

81% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #49 within Instrument Accessories. It carries 2,214 reviews at 4.56 stars, so a new listing needs social proof before a better product.

Sponsored listings
81%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#49in Instrument Accessories
Average rating
4.56 starsAmazon United States average 4.42 stars
Average reviews
2,214per listing
Listings tracked
21

04 · Newcomers

1 of last year's 2 launches cleared the first-year sales bar.

2 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 55 months on average, so the names here are settling in.

Launched, last 12 months
2
Successful launches
1Amazon's first-year sales bar
Average brand age
55 months

Products

Top 9v Power Supply products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Sign in to see the products

The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.

Competition

Competition: brands, sellers & click share

The top 5 products take 61% of clicks. Leaders hold, but buyers still shop past them.

Brands

17 rising

Sellers

40

Top-5 brand share

70%

Top 20: 100%

Top-5 click share

61%

Top 20: 99%

Open market

25%

  • Brand 121%
  • Brand 218%
  • Brand 317%
  • Brand 49%
  • Brand 56%
  • Brand 65%

Demand

9v Power Supply search demand

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

6K4KSpike '24Holiday '24Prime Day '25Spike '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Dec · busiest ÷ quietest = 1.4×

Search terms

Top 9v Power Supply search terms shoppers use

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

  • 9v power supply70K/yr
  • 9v dc power supply31K/yr
  • 9v power adapter15K/yr
  • 9v power supply for guitar pedals18K/yr
  • 9v pedal power supply11K/yr
  • 9v ac adapter14K/yr
  • 9v adapter11K/yr
  • 9 volt power supply8K/yr
  • 9v dc power adapter4K/yr
  • dc9v power cord7K/yr

Reviews and returns

What reviews say buyers love and hate about 9v Power Supply

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

16%of positive reviews mention “Advertised Vs Actual Product”
26%of negative reviews mention “Noise Level”
3.2%of orders come back
“they all make noise”
A buyer, on “Noise Level”26% 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 9v Power Supply questions

Answered from the same tracked data.