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2d 28w 4 Pin Light Bulb

prices mostly outside the sweet spot ($5.88–$11.67) — 2d 28w 4 Pin Light Bulb doesn't clear our bar today.

Flapen Score

38
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Market size 16Growth 6Conversion 100Competition 26Returns 20Price range 0Avg price 22Brand share 48Review moat 67Quality gap 94
This niche Category average

Is 2d 28w 4 Pin Light Bulb profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, 2d 28w 4 Pin Light Bulb is a £66K/yr Amazon United Kingdom market (42K searches/yr). The top 5 brands hold 76% of demand. Demand peaks in Jan–Feb. Verdict: Skip it — 38/100.

2d 28w 4 Pin Light Bulb: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -38.1% over the last 90 days and 19.7% of searches end in a purchase.

£66K

revenue / yr

Units sold / yr10K
Search volume / yr-38.1%42K
Conversion rate19.7%
Avg price£8.03

Who owns the niche?

The top 5 brands hold 76% of demand, so 24% of the market is open.

24%

open market share

Brands · sellers13 · 29
Top-5 product click share69%
Open market24%
Avg brand age46 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.0★ — the gap to enter on.

0/100

page quality · 18 products

Sponsored placement78%
New entrants (1y)3· 1 succeeded
Avg rating4.0★
Avg reviews832

Top 2d 28w 4 Pin Light Bulb 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

The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them.

£0£7K£13K£20K£26K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

13 falling

Sellers

29

Top-5 brand share

76%

Top 20: 100%

Top-5 click share

69%

Top 20: 100%

Open market

17%

  • Quebec23%
  • Ddlisu18%
  • Akynite14%
  • Liuyife11%
  • B4U9%
  • BELL Lighting6%
  • Open — no brand owns it (7 brands, 17%)

2d 28w 4 Pin Light Bulb demand & seasonality

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

Volume42KCVR19.7%Products18Brands13Top 5 Brands76%OOS Rate0.0%Rating4.0★Reviews832Avg BSR#143
2K1KSpike '24Holiday '24Prime Day '25Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Feb · busiest ÷ quietest = 3.1×

Top 2d 28w 4 Pin Light Bulb search terms shoppers use

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

  • 28w 4 pin light bulb9K/yr
  • gr10q 4 pin 28w8K/yr
  • 4pin light bulb 28w3K/yr
  • 2d 28w 4 pin light bulb8K/yr
  • philips pl-q 28w 830 4p4K/yr
  • 28w 2d 4 pin4K/yr
  • 4 pin light bulbs 28w3K/yr
  • bathroom light bulb 4 pin 28w2K/yr

What reviews say buyers love and hate about 2d 28w 4 Pin Light Bulb

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

What buyers love

94% of reviews
Brightness/Shine/Glow25%

Great light

Advertised Vs Actual Product16%

Exactly what I needed

Quality-Overall14%

The light bulbs are great no problem with them great quality

Size-Overall14%

Easy fit

Value For Money12%

worth the purchase

What buyers complain about

90% of reviews
Durability33%

Took two days to die completely

Functionality-Overall19%

Unfortunately I would not recommend this bulb as the performance is just not good enough

Bulb Flicker/Dimming/Color14%

It was flickering yesterday

Quality-Overall10%

Really disappointed with the quality - it only lasted 5 weeks despite stating it should have a lifespan of 8000 hours

Brightness/Shine/Glow4%

Had trouble lighting up despite new starter

2d 28w 4 Pin Light Bulb return rate & reasons

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

6.5%

Return rate

62%

Fixable by listing

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

1Size-Overall
46%
2Functionality-Overall
24%
3Bulb Flicker/Dimming/Color
14%
4Compatibility-Overall
5%
5Brightness/Shine/Glow
2%

Common 2d 28w 4 Pin Light Bulb questions

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

Flapen scores 2d 28w 4 Pin Light Bulb 38/100 on Amazon United Kingdom — Skip it. The niche generates £66K/yr across 18 tracked products. 1 of 3 products launched in the last 360 days are still selling. Search demand moved -38.1% over the last 90 days.
Search demand for 2d 28w 4 Pin Light Bulb on Amazon United Kingdom peaks in Jan–Feb, where the busiest month runs 3.1× the quietest.