Is aquarium kühler profitable to sell on Amazon Germany?

The niche generates €122K/yr across 39 tracked products. 2 of 7 products launched in the last 360 days are still selling. 90-day search growth is +409.0%. Flapen's verdict: Worth a look (62/100).

How competitive is the aquarium kühler niche?

25 brands and 123 sellers compete. The top 5 products take 40% of clicks and top 5 brands hold 63% of demand.

What do buyers complain about in aquarium kühler?

Top complaints mined from reviews: Heizung, Produktzustand, Anleitung/Benutzerhandbuch/Fehlerbehebung. The return rate is 3.5%.

When does demand for aquarium kühler peak?

Demand peaks in Jun–Jul; the busiest month runs 7.3× the quietest.

What does it cost to enter the aquarium kühler niche?

Listings span €11.56–€387.09; the average listing price is €78.21 (sweet spot $15–$100). The average incumbent carries 245 reviews — the moat a new listing must climb.

aquarium kühler

Worth a look

Shows demand growing +409.0% this quarter, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Growth

Incredible+409.0%

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

Quality gap

Incredible4.0★

avg incumbent rating — lower means beatable quality

Review moat

Great245.49

avg incumbent reviews — the moat a new listing must climb

Avg price

Great€78.21

avg listing price — sweet spot $15–$100

Competition

Good40%

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

Brand share

Good63%

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

Returns

Okay3.5%

return rate — above 5% kills the launch gate

Market size

Okay€122K

€122K/yr · 121K searches

Price range

Bad€11.56–€387.09

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

According to Flapen's Amazon Germany niche tracking, aquarium kühler is a €122K/yr Amazon Germany market (121K searches/yr). The top 5 brands hold 63% of demand. Demand peaks in Jun–Jul. Verdict: Worth a look — 62/100.

Data updated Jul 13, 2026 · scored weekly · How we score niches

aquarium kühler market data

Units sold / yr: 2K–2K; avg 0–100/product
Revenue / yr: €117K–€156K; units × avg price
Conversion rate: 1.3%
Avg BSR: #158
Page quality: 0%
Prime: 82%
Sponsored: 82%
Out of stock: 17.3%
Avg brand age: 41 months
Avg seller age: 193 days

Competition & brand share

The top 5 products take 40% of clicks — established leaders, but buyers still shop beyond them.

Brands

25 rising

Sellers

123

Top-5 brand share

63%

Top 20: 96%

Top-5 click share

40%

Top 20: 82%

Open market

33%

Hobby26%
hygger14%
JBL13%
fishkeeper6%
efuturetime5%
Ezcasch4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +409.0% search growth over the last 90 days.

Peak months: Jun, Jul · busiest ÷ quietest = 7.3×

Open Trend

Top aquarium kühler search terms

aquarium kühler56K/yr +692.3%1.5% conv.
aquarium lüfter10K/yr +706.0%1.5% conv.
aquarium kühlung7K/yr +658.1%1.3% conv.
durchlaufkühler aquarium11K/yr +138.9%0.5% conv.
aquarium ventilator5K/yr +978.0%2.1% conv.
aquarium kühler axolotl10K/yr +44.9%0.9% conv.
wasserkühler aquarium8K/yr +126.9%0.7% conv.
aquarium lüfter kühlung4K/yr >1,000%2.5% conv.
aquarium durchlaufkühler6K/yr +185.0%0.4% conv.
aquarium chiller4K/yr +92.0%0.3% conv.

All search terms

Top aquarium kühler 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

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

Top sellers

by 90-day click share

HOBBY Aquaristik Aqua Cooler V4 I Kühleinheit für Aquarien bis 300L I leise Aquarienkühlung mit 4 Ventilatoren I effektive Temperaturkontrolle I geeignet für Süßwasser- und Meerwasseraquarien

Hobby€36.164.0★1,040 rev

JBL PROTEMP Cooler x300 Kühlgebläse Für Aquarien von 90 - 300 l Süß- und Meerwasser Farbe grau/ schwarz

JBL€42.334.0★556 rev

hygger Aquarium Lüfter Aquarium Kühler Leiser Lüfter für Aquarium mit Einstellbarer Drehzahlregelung für das Aquarium Kühlsystem Geeignet für bis zu 60cm Süßwasser Salzwasserbecken (3 Lüfter)

hygger€34.594.5★439 rev

HOBBY Aquaristik Aqua Cooler V6 I Kühleinheit für Aquarien ab 300L I leise Aquarienkühlung mit 6 Ventilatoren I effektive Temperaturkontrolle I geeignet für Süßwasser- und Meerwasseraquarien

Hobby€52.084.0★1,040 rev

hygger Aquarium Lüfter Aquarium Kühler Leiser Lüfter für Aquarium mit Einstellbarer Drehzahlregelung für das Aquarium Kühlsystem Geeignet für bis zu 30cm Süßwasser Salzwasserbecken (1 Lüfter)

hygger€22.424.5★440 rev

Newest

by launch date

Zenselect Aquarium-Kühler 20LGeräuscharmer Wasserkühler Intelligente Temperaturregelung Leises KühlsystemWassertanks & Fischtanks

Zenselect€88.510 rev

3mo ago

AQUASMITH Aquarium-Kühlventilator Aquarium-Kühler mit Temperaturregelung minimale Einstellung 15 C automatischer Start/Stopp Kühlungseffekt -14 8-12 8 C 3 Geschwindigkeitsmodi für Axolotl

AQUASMITH€74.10298 rev

11mo ago

Aquarium-Kühler 160L Wasserkühler Aquarium durchlaufkühler Aquarium Fischtank-Kühler Anzucht Ausrüstung für Süß-/ Wasserunkraut Quallen Koralle

serebrant€240.835 rev

11mo ago

Qcwwy Aquarium Chiller Smart Elektrischer Kühler ABS EU-Stecker 220V

Qcwwy€112.395 rev

1y ago

Pawfly Aquarium Kühler Leiser Aquarium durchlaufkühler Aquarium Lüfter mit Einstellbarer Geschwindigkeit und Timer Terrarium Wasserkühler für bis zu 40cm Süß- und Salzwasserbecken (1 Lüfter)

Pawfly€18.8864 rev

1y ago

What buyers say about aquarium kühler

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

What buyers love

Heizung30%

“Senkt die Temperatur zuverlässig”

beworben Vs Tatsächliches Produkt24%

“Hält was es verspricht”

Qualität insgesamt20%

“Sonst Top Produkt”

Preis-Leistungs-Verhältnis11%

“Tolles Preis - Leistungs Verhältnis”

Benutzerfreundlichkeit4%

“kann dadurch problemlos verwendet werden.”

Gesamtgröße4%

“Sehr gut geeignet”

Produktzustand2%

“Artikel ist Neu”

What buyers complain about

Heizung20%

“keine Temperatur unterschied,”

Produktzustand11%

“Gebraucht der Teil bekommen das get ganich”

Anleitung/Benutzerhandbuch/Fehlerbehebung11%

“Bedienungsanleitung nur in Englisch”

Preis-Leistungs-Verhältnis10%

“sehr teuer”

Geräuschpegel7%

“Sehr laut und kaum Luftumwälzung”

beworben Vs Tatsächliches Produkt7%

“das Netzteil ist auch nicht das welches abgebildet ist”

Gesamtgröße7%

“Außerdem ist das Kabel für ein 240L Aquarium viiiiel zu kurz”

Qualität insgesamt7%

“Schrott”

Funktionalität insgesamt4%

“funktioniert überhaupt nicht”

Defekt Material/Teile4%

“Gebraucht der Teil bekommen das get ganich”

Top return reasons

Gesamtgröße26%

Funktionalität insgesamt20%

Kompatibilität – insgesamt13%

Defekt Material/Teile10%

Stärke6%

Heizung5%

Qualität insgesamt4%

Produktzustand3%

Dicke2%

Kühlmittel2%

Common questions

Is aquarium kühler profitable to sell on Amazon Germany?: The niche generates €122K/yr across 39 tracked products. 2 of 7 products launched in the last 360 days are still selling. 90-day search growth is +409.0%. Flapen's verdict: Worth a look (62/100).
How competitive is the aquarium kühler niche?: 25 brands and 123 sellers compete. The top 5 products take 40% of clicks and top 5 brands hold 63% of demand.
What do buyers complain about in aquarium kühler?: Top complaints mined from reviews: Heizung, Produktzustand, Anleitung/Benutzerhandbuch/Fehlerbehebung. The return rate is 3.5%.
When does demand for aquarium kühler peak?: Demand peaks in Jun–Jul; the busiest month runs 7.3× the quietest.
What does it cost to enter the aquarium kühler niche?: Listings span €11.56–€387.09; the average listing price is €78.21 (sweet spot $15–$100). The average incumbent carries 245 reviews — the moat a new listing must climb.