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ausdehnungsgefäß 35l

Skip it

Soft demand (-41.8% this quarter) — this niche doesn't clear our bar today.

Market size 14Growth 4Conversion 57Competition 7Returns 97Price range 95Avg price 93Brand share 22Review moat 79Quality gap 25

Returns

Incredible0.6%

return rate — above 5% kills the launch gate

Price range

Incredible€41.75–€55.35

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

Avg price

Great€50.56

avg listing price — sweet spot $15–$100

Review moat

Great424

avg incumbent reviews — the moat a new listing must climb

Conversion

Good4.8%

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

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Brand share

Bad91%

top-5 brand share — brand-locked demand

Market size

Bad€56K

€56K/yr · 23K searches

Competition

Bad91%

top-5 click share — a locked-up shelf

Growth

Bad-41.8%

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

According to Flapen's Amazon Germany niche tracking, ausdehnungsgefäß 35l is a €56K/yr Amazon Germany market (23K searches/yr). The top 5 brands hold 91% of demand. Verdict: Skip it — 37/100.

Data updated Jul 8, 2026 · scored weekly · How we score niches

ausdehnungsgefäß 35l market data

Units sold / yr
750–1K
avg 0–100/product
Revenue / yr
€38K–€51K
units × avg price
Conversion rate
4.8%
Avg BSR
#639
Page quality
0%
Prime
13%
Sponsored
25%
Out of stock
9.6%
Avg brand age
98 months
Avg seller age
207 days

Competition & brand share

The top 5 products capture 91% of clicks — a locked-up shelf that new listings rarely crack.

Brands

8 falling

Sellers

22

Top-5 brand share

91%

Top 20: 100%

Top-5 click share

91%

Top 20: 100%

Open market

5%

  • AA-Kaminwelt42%
  • Flamco27%
  • Delphis Xpert11%
  • Reflex6%
  • adena5%
  • KNM TRADE4%
  • Open — no brand owns it (2 brands, 5%)

Demand

Weekly Amazon search volume, last 33 weeks — -41.8% search growth over the last 90 days.
700500Spike '26Nov '25Dec '25Feb '26Mar '26Apr '26May '26Jun '26

Top ausdehnungsgefäß 35l search terms

  • ausdehnungsgefäß 35l14K/yr
  • reflex ausdehnungsgefäß 35 liter4K/yr
  • ausdehnungsgefäß heizung 35l5K/yr
All search terms

Top ausdehnungsgefäß 35l 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.

0%15%€8K30%€17K45%€25K60%€34K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 8 tracked products in this niche — three views at once, no toggling.

What buyers say about ausdehnungsgefäß 35l

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

What buyers love

Qualität insgesamt29%

“Top Qualität”

Preis-Leistungs-Verhältnis17%

“Geld gespart”

Gesamtgröße15%

“Alle passt”

Haltbarkeit11%

“Seit Jahren im Einsatz ohne Probleme”

Montage/Installation11%

“Gut eingebaut und funktioniert einwandfrei”

beworben Vs Tatsächliches Produkt7%

“Erfüllt den Zweck”

Einfache Reinigung3%

“Saubere und gute Qualität”

Druck3%

“Gutes Membranausdehnungsgefäß für Heizung”

Effizienz3%

“Funktioniert einwandfrei”

What buyers complain about

Rost/Korrodieren22%

“leichter Rost an der Verschraubung”

Montage/Installation17%

“habe ich erwartet, dass ein Gerätetauch ohne Umbau der vorhandenen Installation möglich ist.”

Qualität insgesamt17%

“Ausnahme oder Schrott”

Anleitung/Benutzerhandbuch/Fehlerbehebung17%

“In der Gebrauchsanleitung steht leider kein Wort darüber, wie man den Stopfen am Anschlussstutzen entfernt”

Haltbarkeit17%

“Hat nur vier Jahre funktioniert”

Top return reasons

Defekt Material/Teile29%
Gesamtgröße28%
Lackqualität7%
Kompatibilität – insgesamt5%
Add-Ons/Anhänge5%
Farbe5%
Wasserbeständigkeit4%
Haftung/Klebrigkeit3%
Montage/Installation3%
Filterung3%

Common questions

Is ausdehnungsgefäß 35l profitable to sell on Amazon Germany?
The niche generates €56K/yr across 8 tracked products. 90-day search growth is -41.8%. Flapen's verdict: Skip it (37/100).
How competitive is the ausdehnungsgefäß 35l niche?
8 brands and 22 sellers compete. The top 5 products take 91% of clicks and top 5 brands hold 91% of demand.
What do buyers complain about in ausdehnungsgefäß 35l?
Top complaints mined from reviews: Rost/Korrodieren, Montage/Installation, Qualität insgesamt. The return rate is 0.6%.
What does it cost to enter the ausdehnungsgefäß 35l niche?
Listings span €41.75–€55.35; the average listing price is €50.56 (sweet spot $15–$100). The average incumbent carries 424 reviews — the moat a new listing must climb.