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Oil Filled Radiator

Oil Filled Radiator shows no brand lock-in (top 5 brands take 39% of clicks), but soft demand (-66.8% this quarter) keeps it on the watch list.

Flapen Score

55
Worth a look
Market size 68Growth 0Conversion 7Competition 91Returns 49Price range 51Avg price 90Brand share 95Review moat 66Quality gap 53
This niche Category average

Is Oil Filled Radiator profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Oil Filled Radiator is a £683K/yr Amazon United Kingdom market (2.1M searches/yr). The top 5 brands hold 39% of demand. Demand peaks in Jan–Oct–Nov–Dec. Verdict: Worth a look — 55/100.

Oil Filled Radiator: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved -66.8% over the last 90 days and 0.6% of searches end in a purchase.

£683K

revenue / yr

Units sold / yr60K
Search volume / yr-66.8%2.1M
Conversion rate0.6%
Avg price£59.07

Who owns the niche?

The top 5 brands hold 39% of demand, so 61% of the market is open.

61%

open market share

Brands · sellers47 · 90
Top-5 product click share24%
Open market61%
Avg brand age55 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.4★ — the gap to enter on.

0/100

page quality · 93 products

Sponsored placement78%
New entrants (1y)18· 2 succeeded
Avg rating4.4★
Avg reviews873

Top Oil Filled Radiator products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

Clicks spread well past the top 5 (24% combined) — an open shelf where new products get seen.

£0£14K£27K£41K£55K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

47 falling

Sellers

90

Top-5 brand share

39%

Top 20: 83%

Top-5 click share

24%

Top 20: 58%

Open market

55%

  • Air Pro11%
  • PureMate9%
  • De'Longhi7%
  • Russell Hobbs7%
  • Warmlite6%
  • NRG5%

Oil Filled Radiator demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume2.1MCVR0.6%Products93Brands47Top 5 Brands39%OOS Rate17.4%Rating4.4★Reviews873Avg BSR#87
225K175KSpike '24Black Friday '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Oct, Nov, Dec · busiest ÷ quietest = 16.0×

Top Oil Filled Radiator search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • radiator319K/yr
  • oil filled radiator744K/yr
  • radiators87K/yr
  • electric radiator154K/yr
  • oil heater161K/yr
  • oil radiator74K/yr
  • oil filled radiators free standing100K/yr
  • oil heaters for home69K/yr
  • oil filled radiator with thermostat and timer39K/yr
  • small radiator23K/yr

What reviews say buyers love and hate about Oil Filled Radiator

What buyers mention most, as a share of all reviews.

What buyers love

75% of reviews
Heating23%

Good heat

Value For Money14%

Excellent value for money

Quality-Overall13%

The build quality feels solid

Ease Of Use6%

Easy to use

Assembly/Installation4%

Easy to install

What buyers complain about

60% of reviews
Heating12%

Heat output is poor

Durability11%

stopped working after two uses

Leak-Proof10%

Leaks Oil

Size-Overall7%

Size isn't everything

Quality-Overall5%

Really poor quality control

Oil Filled Radiator return rate & reasons

Why buyers send it back, as a share of all return requests.

3.1%

Return rate

23%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Heating
19%
2Size-Overall
19%
3Functionality-Overall
17%
4Defective Material/Parts
7%
5Leak-Proof
4%

Common Oil Filled Radiator questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Oil Filled Radiator 55/100 on Amazon United Kingdom — Worth a look. The niche generates £683K/yr across 93 tracked products. 2 of 18 products launched in the last 360 days are still selling. Search demand moved -66.8% over the last 90 days.
Search demand for Oil Filled Radiator on Amazon United Kingdom peaks in Jan–Oct–Nov–Dec, where the busiest month runs 16.0× the quietest.