Is underfloor heating thermostats profitable to sell on Amazon United Kingdom?

The niche generates £18K/yr across 21 tracked products. 1 of 3 products launched in the last 360 days are still selling. 90-day search growth is -48.4%. Flapen's verdict: Skip it (38/100).

How competitive is the underfloor heating thermostats niche?

13 brands and 24 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 81% of demand.

What do buyers complain about in underfloor heating thermostats?

Top complaints mined from reviews: Instructions/User Manual/Troubleshooting, Ease Of Use, Functionality-Overall. The return rate is 6.0% — above our launch gate.

When does demand for underfloor heating thermostats peak?

Demand peaks in Jan–Oct–Nov–Dec; the busiest month runs 5.0× the quietest.

What does it cost to enter the underfloor heating thermostats niche?

Listings span £8.11–£70.04; the average listing price is £28.83 (sweet spot $15–$100). The average incumbent carries 497 reviews — the moat a new listing must climb.

underfloor heating thermostats

Skip it

Soft demand (-48.4% this quarter) — this niche doesn't clear our bar today.

Avg price

Incredible£28.83

avg listing price — sweet spot $15–$100

Quality gap

Great4.1★

avg incumbent rating — lower means beatable quality

Price range

Great£8.11–£70.04

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

Review moat

Great496.76

avg incumbent reviews — the moat a new listing must climb

Competition

Good54%

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

Brand share

Okay81%

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

Conversion

Bad1.8%

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

Returns

Bad6.0%

return rate — above 5% kills the launch gate

Market size

Bad£18K

£18K/yr · 35K searches

Growth

Bad-48.4%

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

Signals High Returns

According to Flapen's Amazon United Kingdom niche tracking, underfloor heating thermostats is a £18K/yr Amazon United Kingdom market (35K searches/yr). The top 5 brands hold 81% of demand. Demand peaks in Jan–Oct–Nov–Dec. Verdict: Skip it — 38/100.

Data updated Jul 22, 2026 · scored weekly · How we score niches

underfloor heating thermostats market data

Units sold / yr: 2K–2K; avg 0–100/product
Revenue / yr: £43K–£58K; units × avg price
Conversion rate: 1.8%
Avg BSR: #52
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 9.1%
Avg brand age: 51 months
Avg seller age: 180 days

Competition & brand share

The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.

Brands

13 falling

Sellers

Top-5 brand share

81%

Top 20: 100%

Top-5 click share

54%

Top 20: 100%

Open market

15%

KETOTEK39%
meross22%
BeFit247%
MincoHome6%
WENGART6%
Senphus4%
Open — no brand owns it (7 brands, 15%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -48.4% search growth over the last 90 days.

Peak months: Jan, Oct, Nov, Dec · busiest ÷ quietest = 5.0×

Open Trend

Top underfloor heating thermostats search terms

underfloor heating thermostats20K/yr -53.6%3.3% conv.
electric underfloor heating thermostat6K/yr -34.0%2.9% conv.
underfloor heating thermostat5K/yr -35.8%1.3% conv.
underfloor heating controller4K/yr -64.9%3.6% conv.

All search terms

Top underfloor heating thermostats 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★)

All 21 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

KETOTEK Smart Thermostat WiFi for Electric Underfloor Heating 16A Compatible with Alexa Programmable Underfloor Heating Thermostats Controller with NTC Probe Sensor

KETOTEK£35.004.3★2,262 rev

Meross Smart Thermostat for Electric Underfloor Heating WiFi Room Thermostat with Timer Dual Sensors Heating & Cooling Energy Saving App Control Works with Alexa and Google Hubless

meross£37.904.4★695 rev

KETOTEK Manual Underfloor Heating Thermostats 220V 16A Electric Underfloor Heating Controller Mechanical Room Thermostat with Floor Sensor Probe White

KETOTEK£12.164.3★821 rev

Meross Smart Thermostat for Electric Underfloor Heating WiFi Thermostat Works with Matter HomeKit Alexa Google and Home Assistant Smart Heating with Timer App Control Energy Saving Hubless

meross£46.264.3★2,881 rev

KETOTEK Electric Underfloor Heating Thermostats Programmable 16A Digital Room Thermostat for Under Floor Heating with External Sensor Probe LCD Touch Screen

KETOTEK£21.124.4★281 rev

Newest

by launch date

BeFit24£20.0010 rev

6mo ago

Meross Smart Thermostat for Electric Underfloor Heating WiFi Thermostat Works with Matter HomeKit Alexa Google and Home Assistant Smart Heating with Timer App Control Energy Saving Hubless

meross£46.262,881 rev

10mo ago

Meross Smart Thermostat for Electric Underfloor Heating WiFi Room Thermostat with Timer Dual Sensors Heating & Cooling Energy Saving App Control Works with Alexa and Google Hubless

meross£37.90695 rev

11mo ago

YeloDeer WiFi Smart Thermostat for Electric Underfloor Heating Wireless Room Thermostat Digital Programmable Temperature Controller Screen-Off Function with Alexa Google Assistant 230V White

YeloDeer£29.0725 rev

1y ago

tado Smart Thermostat X Add-on as Wired Room Thermostat

tado£60.37182 rev

1y ago

What buyers say about underfloor heating thermostats

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

What buyers love

Assembly/Installation19%

“Easy to install”

Ease Of Use10%

“I found it incredibly easy to use”

Value For Money9%

“great value”

Design-Overall8%

“It looks nice”

Advertised Vs Actual Product6%

“does what is says and more”

Heating6%

“It makes controlling the heating super simple”

Temperature Control5%

“It makes controlling the heating super simple”

Remote Control5%

“Great for remote monitoring”

Connectivity-Overall4%

“Not too difficult to link to WiFi”

Quality-Overall4%

“Great product”

What buyers complain about

Instructions/User Manual/Troubleshooting11%

“the manual is useless”

Ease Of Use10%

“Is very difficult to navigate”

Functionality-Overall10%

“neither powered on”

Heating10%

“Or the floor goes cold”

Connectivity-Overall7%

“After 2 weeks disappear from app then can't connect to WiFi”

Noise Level7%

“the unit makes a loud beeping noise”

Quality-Overall6%

“An appalling brand”

Size-Overall6%

“Not fit for purpose”

Software/Application6%

“App control is dismal”

Moist/Dry4%

“No dry contact operation”

Top return reasons

Compatibility-Overall25%

Functionality-Overall19%

Connectivity-Overall14%

Defective Material/Parts13%

Size-Overall6%

Heating6%

Color4%

Measurement/Reading Accuracy2%

Assembly/Installation2%

Display-Overall2%

Common questions

Is underfloor heating thermostats profitable to sell on Amazon United Kingdom?: The niche generates £18K/yr across 21 tracked products. 1 of 3 products launched in the last 360 days are still selling. 90-day search growth is -48.4%. Flapen's verdict: Skip it (38/100).
How competitive is the underfloor heating thermostats niche?: 13 brands and 24 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 81% of demand.
What do buyers complain about in underfloor heating thermostats?: Top complaints mined from reviews: Instructions/User Manual/Troubleshooting, Ease Of Use, Functionality-Overall. The return rate is 6.0% — above our launch gate.
When does demand for underfloor heating thermostats peak?: Demand peaks in Jan–Oct–Nov–Dec; the busiest month runs 5.0× the quietest.
What does it cost to enter the underfloor heating thermostats niche?: Listings span £8.11–£70.04; the average listing price is £28.83 (sweet spot $15–$100). The average incumbent carries 497 reviews — the moat a new listing must climb.