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Aquarium Heizung

Maybe

Products sell for $17.97 on average, inside the sweet spot. But demand is soft, at -49.5% this quarter, so Aquarium Heizung is a Maybe.

Flapen Score
54
54 / 100
Top 36% of 683 Haustier niches · +2 vs the category median of 52
Market size
€187K/yr241K searches / yr
90-day growth
-49.5%search demand this quarter
Competition
36%top-5 click share · 18 brands · 39 sellers

Flapen Score

Aquarium Heizung against its category

The dotted line is the Haustier average. Past it, Aquarium Heizung is stronger. Inside it, weaker.

54Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Aquarium Heizung market on Amazon at a glance

Shoppers on Amazon Germany searched for Aquarium Heizung 241K times last year and spent an estimated €187K. The top 5 brands take 63% of clicks. Demand peaks in Jan–Feb–Oct–Nov. Flapen scores it 54 out of 100, a Maybe.

01 · Demand

An estimated 4.3% of those searches ended in a purchase.

Shoppers searched for this 241K times in the last 12 months. That counts every search on Amazon Germany for this niche's terms. An estimated 4.3% of those searches ended in a purchase. Searches in the last 90 days moved -49.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated €187K a year.

Searches, last 12 months
241K
Growth, 90 days vs prior 90
-49.5%
Conversion, latest week
4.3%
Market size, estimated
€187Ka year
Peak month
January3.4× the quietest month
Top search term
aquarium heizung77K searches a year

02 · Price

A sale here is worth €17.97.

Listings sell for €17.97 on average, from €8.07 to €51.74. Amazon reports units sold in ranges. This niche sold 10K to 13K a year. The average listing sells 100 to 250 of them. At €17.97 that is €2K to €4K a year per listing.

Average price
€17.97inside the $15 to $100 sweet spot
Price range
€8.07–€51.74
Amazon Germany median price
€18.99across 29,809 niches
Units sold a year
10K–13K
Units per listing a year
100–250
Revenue per listing a year
€2K–€4K
Returns
2.9%of orders · Amazon Germany median 1.1%

03 · Entry bar

The bar here is low.

87% of listings pay for placement with sponsored ads. 98% ship with Prime. On an average day, 5.7% of listings are out of stock. The average listing ranks #23 within Aquaristik. It carries 687 reviews at 4.33 stars, so a new listing needs social proof before a better product.

Sponsored listings
87%
Prime listings
98%
Out of stock, average day
5.7%
Average rank
#23in Aquaristik
Average rating
4.33 starsAmazon Germany average 4.37 stars
Average reviews
687per listing
Listings tracked
45

04 · Newcomers

0 of last year's 6 launches cleared the first-year sales bar.

6 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 55 months on average, so the names here are settling in.

Launched, last 12 months
6
Successful launches
0Amazon's first-year sales bar
Average brand age
55 months

Products

Top Aquarium Heizung 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 13, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 36% of clicks, no more. An open shelf where new products get seen.

€0€7K€15K€22K€30K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

18 falling

Sellers

39

Est. top-5 brand share

63%

Top 20: 100%

Est. top-5 click share

36%

Top 20: 73%

Open market

31%

  • FEDOUR26%
  • JBL10%
  • LUNEKUCK9%
  • Tetra9%
  • hygger8%
  • HiTauing6%

Demand

Aquarium Heizung search demand

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

9K7KSpike '24Black Friday '24Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Feb, Oct, Nov · busiest ÷ quietest = 3.4×

Search terms

Top Aquarium Heizung search terms shoppers use

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

  • aquarium heizung77K/yr
  • heizstab aquarium55K/yr
  • aquarium heizstab31K/yr
  • aquarium heizung 60l15K/yr
  • heizung aquarium11K/yr
  • aquarium heater7K/yr
  • heizstab aquarium 60l8K/yr
  • aquarium heizung 30l9K/yr
  • aquariumheizung7K/yr
  • aquarium heizer7K/yr

Reviews and returns

What reviews say buyers love and hate about Aquarium Heizung

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

36%of positive reviews mention “Heizung”
38%of negative reviews mention “Heizung”
2.9%of orders come back
“Schöner kleiner Heizstab- Funktion fraglich”
A buyer, on “Heizung”38% 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.

17 topics

NegativePositive

FAQ

Common Aquarium Heizung 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