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
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
Who owns the niche?
The top 5 brands hold 76% of demand, so 24% of the market is open.
24%
open market share
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
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.
Top sellers
by 90-day click share
Quebec 28W GR10q CFL 2D Butterfly Bulb 2000LM 3500K Warm White 10000H Lifespan Energy Class A 220V 20x20cm Compact Ceiling Light for Home & Office (28W 4 Pin 3500K)
- Price
- £8.31
- Rating
- 4.0/5
- Reviews
- 411
- Age
- 1y ago

Ddlisu GR10q 4 Pin Light Bulb 28W 3500K Warm White 1 Pack
- Price
- £8.16
- Rating
- 4.0/5
- Reviews
- 638
- Age
- 2y ago

GR10q 4 Pin 28W 3500K Warm White 2000LM Very Large Size DD Square CFL Compact Fluorescent 4 Pins Light Bulb AC 220V 4 Pin Flat Butterfly Bulb for Flush Ceiling Light 1 PACK (Ballast should >28W)
- Price
- £7.31
- Rating
- 4.0/5
- Reviews
- 1,606
- Age
- 1y ago

GR10Q 4-PIN 28W(Large Size 20*20cm) Compact Fluorescent Lamp Non-Dimmable Warm White 3500K 230V Recessed Ceiling Light CFL Light Bulb Low Energy Light Bulb Suitable for Indoor Stair Corridors
- Price
- £7.68
- Rating
- 4.1/5
- Reviews
- 526
- Age
- 2y ago

Bell 28w 2D Square 4-Pin Gr10q Cap Standard White (3500k) Compact Fluorescent Lamp
- Price
- £6.90
- Rating
- 4.3/5
- Reviews
- 1,611
- Age
- 15y ago
Trending
90-day click momentum
B4U GR10q 4 Pin Bathroom Light Bulb 2D Square 28W Compact Fluorescent Lamp CFL Low Energy Light Bulb 4 Pin Bathroom Light Bulbs for Ceiling Lights Warm White 3500K
- Price
- £7.29
- Rating
- 3.3/5
- Reviews
- 5
- Age
- 1y ago

Summalux GR10q 4 PIN 28W 2D Light Bulb Butterfly Light Bulb CFL Compact Fluorescent Lamp 4 Pins Square Bulb Low Energy Light Bulb for Bathroom Ceiling Light 3500K Warm White Non-Dimmable
- Price
- £6.34
- Rating
- 4.2/5
- Reviews
- 8
- Age
- 9mo ago

TBE LIGHTING 28w 2D 4-PIN CFL Energy Saving Lamps - DD Fluorescent Bulbs - 4-Pin GR10q Base Fittings - Long Life Lamp Day Light White 6500K (Single Unit)
- Price
- £8.84
- Rating
- 4.1/5
- Reviews
- 190
- Age
- 7y ago

B4U GR10q 4 Pin 28W Bathroom Light Bulb 4 Pin Compact Fluorescent CFL Low Energy Light Bulb 28W 2D Flat Butterfly Bulb for Flush Ceiling Light Warm White 3500K
- Price
- £7.28
- Rating
- 3.9/5
- Reviews
- 257
- Age
- 11mo ago
![PLUSHA 28W 2D Square 4-Pin GR10Q Energy Saving Light Bulb Cool White 3500K | Long-Lasting & Efficient for Home Office Commercial Use | [Energy Class A]](https://m.media-amazon.com/images/I/31lx-XotQBL.jpg)
PLUSHA 28W 2D Square 4-Pin GR10Q Energy Saving Light Bulb Cool White 3500K | Long-Lasting & Efficient for Home Office Commercial Use | [Energy Class A]
- Price
- £5.88
- Rating
- 3.4/5
- Reviews
- 14
- Age
- 1y ago
Newest
by launch date
Summalux GR10q 4 PIN 28W 2D Light Bulb Butterfly Light Bulb CFL Compact Fluorescent Lamp 4 Pins Square Bulb Low Energy Light Bulb for Bathroom Ceiling Light 3500K Warm White Non-Dimmable
- Price
- £6.34
- Rating
- 4.2/5
- Reviews
- 8
- Age
- 9mo ago

B4U GR10q 4 Pin 28W Bathroom Light Bulb 4 Pin Compact Fluorescent CFL Low Energy Light Bulb 28W 2D Flat Butterfly Bulb for Flush Ceiling Light Warm White 3500K
- Price
- £7.28
- Rating
- 3.9/5
- Reviews
- 257
- Age
- 11mo ago

B4U 2 Pack GR10q 4 Pin 28W Bathroom Light Bulbs 4 Pin Compact Fluorescent CFL Low Energy Light Bulbs 28W 2D Flat Butterfly Bulb for Flush Ceiling Light Warm White 3500K
- Price
- £10.70
- Rating
- 3.9/5
- Reviews
- 257
- Age
- 11mo ago

B4U 2 Pack GR10q 4 Pin 28W(Large Size 20 * 20cm) Compact Fluorescent Lamp 2D Bathroom Light Bulb CFL Low Energy Light Bulb 4 Pin Bathroom Light Bulbs for Ceiling Lights Warm White 3500K
- Price
- £11.67
- Rating
- 4.2/5
- Reviews
- 499
- Age
- 1y ago

B4U GR10q 4 Pin Bathroom Light Bulb 2D Square 28W Compact Fluorescent Lamp CFL Low Energy Light Bulb 4 Pin Bathroom Light Bulbs for Ceiling Lights Warm White 3500K
- Price
- £7.29
- Rating
- 3.3/5
- Reviews
- 5
- Age
- 1y ago
Competition: brands, sellers & click share
The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them.
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.
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“Great light”
“Exactly what I needed”
“The light bulbs are great no problem with them great quality”
“Easy fit”
“worth the purchase”
What buyers complain about
90% of reviews“Took two days to die completely”
“Unfortunately I would not recommend this bulb as the performance is just not good enough”
“It was flickering yesterday”
“Really disappointed with the quality - it only lasted 5 weeks despite stating it should have a lifespan of 8000 hours”
“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.
Common 2d 28w 4 Pin Light Bulb questions
The questions sellers ask about this niche, answered from the tracked metrics.
Best Flapen score
The highest-scoring niches we track right now, across every category.









