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eisenfilter für brunnenwasser

Worth a look

Shows demand growing +152.2% this quarter, but a small market ($61K/yr) keeps it on the watch list.

Market size 15Growth 96Conversion 16Competition 55Returns 96Price range 17Avg price 81Brand share 45Review moat 75Quality gap 60

Growth

Incredible+152.2%

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

Returns

Incredible0.8%

return rate — above 5% kills the launch gate

Avg price

Great€83.67

avg listing price — sweet spot $15–$100

Review moat

Good512.82

avg incumbent reviews — the moat a new listing must climb

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Competition

Good52%

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

Brand share

Okay78%

top-5 brand share — brands hold most of the demand

Price range

Bad€10.47–€520.98

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

Conversion

Bad1.3%

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

Market size

Bad€61K

€61K/yr · 57K searches

According to Flapen's Amazon Germany niche tracking, eisenfilter für brunnenwasser is a €61K/yr Amazon Germany market (57K searches/yr). The top 5 brands hold 78% of demand. Demand peaks in Apr–May–Jun–Jul. Verdict: Worth a look — 55/100.

Data updated Jul 9, 2026 · scored weekly · How we score niches

eisenfilter für brunnenwasser market data

Units sold / yr
750–1K
avg 0–100/product
Revenue / yr
€63K–€84K
units × avg price
Conversion rate
1.3%
Avg BSR
#236
Page quality
0%
Prime
36%
Sponsored
71%
Out of stock
3.4%
Avg brand age
56 months
Avg seller age
187 days

Competition & brand share

The top 5 products take 52% of clicks — established leaders, but buyers still shop beyond them.

Brands

15 falling

Sellers

43

Top-5 brand share

78%

Top 20: 100%

Top-5 click share

52%

Top 20: 91%

Open market

18%

  • purway Crystal Group37%
  • BWF11%
  • VARIOSAN11%
  • CHM GmbH10%
  • Güde9%
  • Naturewater5%
  • Open — no brand owns it (9 brands, 18%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +152.2% search growth over the last 90 days.
3K2KSpike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 5.3×

Top eisenfilter für brunnenwasser search terms

  • eisenfilter für brunnenwasser23K/yr
  • filter für brunnenwasser11K/yr
  • brunnenfilter7K/yr
  • wasserfilter brunnen4K/yr
  • brunnenwasserfilter5K/yr
  • wasserfilter brunnenwasser4K/yr
  • wasserfilter für brunnenwasser3K/yr
All search terms

Top eisenfilter für brunnenwasser 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%5%€3K10%€6K15%€9K20%€12K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about eisenfilter für brunnenwasser

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

What buyers love

Filterung31%

“Super Filter”

Qualität insgesamt18%

“Gutes Produkt - bester Service”

beworben Vs Tatsächliches Produkt13%

“Produkt entspricht Beschreibung”

Preis-Leistungs-Verhältnis7%

“Preis-Leistung super”

Gesamtgröße6%

“Passt”

Einfache Reinigung4%

“leicht zu reinigender, großer Filter.”

Benutzerfreundlichkeit2%

“Sehr praktisches Teil”

Effizienz2%

“Funktioniert prima”

Haltbarkeit2%

“Kurzlebig”

Montage/Installation2%

“Problemlos zum einbauen”

What buyers complain about

Filterung31%

“Filter undicht”

Auslaufsicher15%

“Filter undicht”

Qualität insgesamt6%

“Keine Verbesserung”

Montage6%

“Leider Halterung defekt geliefert”

Preis-Leistungs-Verhältnis5%

“Preis/Leistung flopp”

Haltbarkeit4%

“Keinen Cent wert, nach 3 Monaten geplatzt”

Druck4%

“Dreck im Schlauch killt im Handumdrehen die Hochdruckpumpe”

Messung / Ablesegenauigkeit2%

“Hab den Eisengehalt vorher und nachher gemessen, null Unterschied”

Wasserbeständigkeit2%

“Filter ist anscheinend nicht für meine Wasserverhältnisse geeignet/überfordert Für mich leider raus geschmissenes Geld”

Zertifizierungen2%

“Keine konkreten Angaben zu "streng geprüft und zertifiziert" Das ist doch das Allerletzte.”

Top return reasons

Gesamtgröße43%
Filterung18%
Auslaufsicher8%
Kompatibilität – insgesamt8%
Defekt Material/Teile4%
Funktionalität insgesamt4%
Wasserbeständigkeit2%
Konnektivität – insgesamt1%
Produktzustand1%
Preis-Leistungs-Verhältnis1%

Common questions

Is eisenfilter für brunnenwasser profitable to sell on Amazon Germany?
The niche generates €61K/yr across 28 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +152.2%. Flapen's verdict: Worth a look (55/100).
How competitive is the eisenfilter für brunnenwasser niche?
15 brands and 43 sellers compete. The top 5 products take 52% of clicks and top 5 brands hold 78% of demand.
What do buyers complain about in eisenfilter für brunnenwasser?
Top complaints mined from reviews: Filterung, Auslaufsicher, Qualität insgesamt. The return rate is 0.8%.
When does demand for eisenfilter für brunnenwasser peak?
Demand peaks in Apr–May–Jun–Jul; the busiest month runs 5.3× the quietest.
What does it cost to enter the eisenfilter für brunnenwasser niche?
Listings span €10.47–€520.98; the average listing price is €83.67 (sweet spot $15–$100). The average incumbent carries 513 reviews — the moat a new listing must climb.