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59

heizkörperthermostat

Worth a look

Shows a $2.4M/yr market, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 95Growth 0Conversion 33Competition 83Returns 33Price range 59Avg price 95Brand share 88Review moat 39Quality gap 76

Market size

Incredible€2.4M

€2.4M/yr · 2.5M searches

Avg price

Incredible€35.93

avg listing price — sweet spot $15–$100

Brand share

Great47%

top-5 brand share — no brand owns this niche

Competition

Great32%

top-5 click share — an open shelf

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Price range

Good€5.65–€148.97

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

Review moat

Okay2,587.19

avg incumbent reviews — the moat a new listing must climb

Conversion

Okay2.7%

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

Returns

Okay4.4%

return rate — above 5% kills the launch gate

Growth

Bad-67.9%

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

According to Flapen's Amazon Germany niche tracking, heizkörperthermostat is a €2.4M/yr Amazon Germany market (2.5M searches/yr). The top 5 brands hold 47% of demand. Demand peaks in Jan–Oct–Nov–Dec. Verdict: Worth a look — 59/100.

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

heizkörperthermostat market data

Units sold / yr
80K–100K
avg 1,500–2,000/product
Revenue / yr
€2.9M–€3.6M
units × avg price
Conversion rate
2.7%
Avg BSR
#45
Page quality
0%
Prime
83%
Sponsored
78%
Out of stock
2.3%
Avg brand age
49 months
Avg seller age
188 days

Competition & brand share

Clicks spread well past the top 5 (32% combined) — an open shelf where new products get seen.

Brands

29 falling

Sellers

254

Top-5 brand share

47%

Top 20: 95%

Top-5 click share

32%

Top 20: 75%

Open market

47%

  • Heimeier15%
  • Environ8%
  • Homematic IP8%
  • SONOFF8%
  • Oventrop8%
  • Bosch7%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -67.9% search growth over the last 90 days.
200K150KPrime Day '24Spike '24Black Friday '24Prime Day '25Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Oct, Nov, Dec · busiest ÷ quietest = 11.7×

Top heizkörperthermostat search terms

  • heizungsthermostat436K/yr
  • thermostat heizung465K/yr
  • heizkörperthermostat568K/yr
  • thermostat193K/yr
  • thermostate106K/yr
  • smart thermostat89K/yr
  • heizungsthermostat smart79K/yr
  • thermostatkopf51K/yr
  • thermostat heizung smart129K/yr
  • heizkörper thermostat54K/yr
All search terms

Top heizkörperthermostat 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%2%€49K4%€97K6%€146K8%€195K101001K10K 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 heizkörperthermostat

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

What buyers love

Montage/Installation17%

“Easy zu installieren”

Qualität insgesamt15%

“Good product”

beworben Vs Tatsächliches Produkt9%

“Entspricht den Erwartungen”

Preis-Leistungs-Verhältnis8%

“Smartes Thermostat für Home Assistant zu einem sehr fairen Preis”

Benutzerfreundlichkeit7%

“Super easy zu steuern und ohne Abo”

Gesamtgröße6%

“Passt perfekt”

Heizung5%

“Bestes Thermostat”

Effizienz4%

“Läuft bestens”

Konnektivität – insgesamt3%

“Verbindung und Einstellung über Handy oder Alexa super”

Funktionalität insgesamt2%

“hat alles bestens funktioniert”

What buyers complain about

Qualität insgesamt8%

“Es ist sehr schade, dass ein eigentlich gutes Produkt wegen schlechter Materialqualität entsorgt werden muss”

Funktionalität insgesamt8%

“Funktion willkürlich und unzuverlässig”

Konnektivität – insgesamt8%

“Manchmal Verbindungsprobleme”

Gesamtgröße7%

“Etwas globig”

Preis-Leistungs-Verhältnis6%

“Teues Zusatzgerätz notwendig”

Heizung6%

“Nach weniger als 2 Jahren diverse defekte Thermostate”

Haltbarkeit5%

“Fallen ständig ab”

Montage/Installation5%

“ein kleines Problem bei der Installation.”

Messung / Ablesegenauigkeit4%

“Nun aber zum eigentlichen Problem: bei Einstellung von 18.5°C und in Kombination mit dem externen Thermometer wird die Temperatur einfach nicht vernünftig eingehalten”

Geräuschpegel4%

“Zudem sind die Motoren sehr laut”

Top return reasons

Gesamtgröße43%
Kompatibilität – insgesamt15%
Funktionalität insgesamt9%
Konnektivität – insgesamt9%
Defekt Material/Teile5%
Heizung3%
Montage/Installation2%
beworben Vs Tatsächliches Produkt2%
Gesamt anzeigen1%
Messung / Ablesegenauigkeit1%

Common questions

Is heizkörperthermostat profitable to sell on Amazon Germany?
The niche generates €2.4M/yr across 54 tracked products. 4 of 9 products launched in the last 360 days are still selling. 90-day search growth is -67.9%. Flapen's verdict: Worth a look (59/100).
How competitive is the heizkörperthermostat niche?
29 brands and 254 sellers compete. The top 5 products take 32% of clicks and top 5 brands hold 47% of demand.
What do buyers complain about in heizkörperthermostat?
Top complaints mined from reviews: Qualität insgesamt, Funktionalität insgesamt, Konnektivität – insgesamt. The return rate is 4.4%.
When does demand for heizkörperthermostat peak?
Demand peaks in Jan–Oct–Nov–Dec; the busiest month runs 11.7× the quietest.
What does it cost to enter the heizkörperthermostat niche?
Listings span €5.65–€148.97; the average listing price is €35.93 (sweet spot $15–$100). The average incumbent carries 2,587 reviews — the moat a new listing must climb.