Bathroom Light Bulb
prices mostly outside the sweet spot ($5.06–$11.67) — Bathroom Light Bulb doesn't clear our bar today.
Flapen Score
Is Bathroom Light Bulb profitable on Amazon?
According to Flapen's Amazon United Kingdom niche tracking, Bathroom Light Bulb is a £147K/yr Amazon United Kingdom market (173K searches/yr). The top 5 brands hold 82% of demand. Demand peaks in Jan–Oct–Nov–Dec. Verdict: Skip it — 42/100.
Bathroom 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 -34.5% over the last 90 days and 11.5% of searches end in a purchase.
£147K
revenue / yr
Who owns the niche?
The top 5 brands hold 82% of demand, so 18% of the market is open.
18%
open market share
Is there a way in?
Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.1★ — the gap to enter on.
0/100
page quality · 24 products
Top Bathroom 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 16W 2D Square 4-Pin GR8 Cap Compact Fluorescent Lamp Warm White 3500K Non-Dimmable CFL Light Bulb Energy Class A AC 240V DD Flat Butterfly Bulb for Flush Mount Ceiling Lighting 8000 Hours
- Price
- £7.53
- Rating
- 4.1/5
- Reviews
- 448
- Age
- 1y ago

Bynome GR10q 4-Pin 16W CFL Light Bulb 6500K Daylight White 2D 1800LM
- Price
- £6.32
- Rating
- 3.9/5
- Reviews
- 123
- Age
- 1y ago

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

Akynite GR10q 4-Pin Bulb 16W 3500K Warm White 950LM Small 13.3x13.3cm 4 Pin CFL Compact Fluorescent Light Bulb AC 230V not dimmable GR10q DD Flat Butterfly Bulb for Flush Ceiling Light 1PC
- Price
- £6.92
- Rating
- 4.0/5
- Reviews
- 1,606
- Age
- 2y ago

Ddlisu GR10q 4 Pin 16W 3500K Warm White Compact Fluorescent Bulb
- Price
- £7.06
- Rating
- 4.0/5
- Reviews
- 573
- Age
- 2y 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 16W 2D Light Bulb Small 4 Pin Square Bulb CFL Compact Fluorescent Lamp 4 Pins Butterfly Bulb Low Energy Light Bulb for Flush Ceiling Light 3500K Warm White Non-Dimmable
- Price
- £5.43
- Rating
- 3.9/5
- Reviews
- 5
- Age
- 6mo 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

B4U 2 Pack GR10q 4 Pin 16W Compact Fluorescent Lamp 2D Bathroom Light Bulb CFL Low Energy Light Bulb 4 Pin Bathroom Light Bulbs for Ceiling Lights 950LM Warm White 3500K Small Size
- Price
- £11.04
- Rating
- 4.2/5
- Reviews
- 499
- Age
- 8mo ago

KENIU Plug and Play 2D LED Bulb GR8 2pin 950lm 7W =16W Works and Compatible with (ECG) or (CCG) ballasts for Replacing 1:1 Bathroom Light Bulb 2D 2pin GR8 16w (3000K/Warm White)
- Price
- £7.85
- Rating
- 4.2/5
- Reviews
- 63
- Age
- 8mo ago
Newest
by launch date
Summalux GR10Q 4 PIN 16W 2D Light Bulb Small 4 Pin Square Bulb CFL Compact Fluorescent Lamp 4 Pins Butterfly Bulb Low Energy Light Bulb for Flush Ceiling Light 3500K Warm White Non-Dimmable
- Price
- £5.43
- Rating
- 3.9/5
- Reviews
- 5
- Age
- 6mo ago

KENIU Plug and Play 2D LED Bulb GR8 2pin 950lm 7W =16W Works and Compatible with (ECG) or (CCG) ballasts for Replacing 1:1 Bathroom Light Bulb 2D 2pin GR8 16w (3000K/Warm White)
- Price
- £7.85
- Rating
- 4.2/5
- Reviews
- 63
- Age
- 8mo ago

B4U 2 Pack GR10q 4 Pin 16W Compact Fluorescent Lamp 2D Bathroom Light Bulb CFL Low Energy Light Bulb 4 Pin Bathroom Light Bulbs for Ceiling Lights 950LM Warm White 3500K Small Size
- Price
- £11.04
- Rating
- 4.2/5
- Reviews
- 499
- Age
- 8mo ago

Energizer LED 2D 2 Pin GR8 Bulb 7W = 16W 750 Lumens 4000K Cool White 30 Year Lifespan
- Price
- £7.59
- Rating
- 4.6/5
- Reviews
- 151
- 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 60% of clicks — established leaders, but buyers still shop beyond them.
Brands
13 falling
Sellers
37
Top-5 brand share
82%
Top 20: 100%
Top-5 click share
60%
Top 20: 96%
Open market
14%
- Quebec33%
- Akynite15%
- Bynome13%
- Ddlisu12%
- Liuyife9%
- hautllaif4%
- Open — no brand owns it (7 brands, 14%)
Bathroom Light Bulb demand & seasonality
Weekly search volume, with the niche's key stats alongside.
Peak months: Jan, Oct, Nov, Dec · busiest ÷ quietest = 3.0×
Top Bathroom Light Bulb search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.
- 4 pin bathroom light bulbs35K/yr
- bathroom light bulb41K/yr
- 4 pin light bulbs32K/yr
- bathroom bulb8K/yr
- 4 pin bulb6K/yr
- bathroom light bulbs6K/yr
- gr10q 4 pin 16w5K/yr
- 16w 4 pin bulb4K/yr
- gr10q4K/yr
- 4 pin light bulb4K/yr
What reviews say buyers love and hate about Bathroom Light Bulb
What buyers mention most, as a share of all reviews.
What buyers love
92% of reviews“Warm glow”
“The light bulbs are great no problem with them great quality”
“Just what I needed”
“reasonably priced”
“Fits well”
What buyers complain about
89% of reviews“Broke quickly”
“Doesnt stay in place so doesn't work”
“It was flickering yesterday”
“Rubbish quality”
“Small”
Bathroom Light Bulb return rate & reasons
Why buyers send it back, as a share of all return requests.
5.8%
Return rate
63%
Fixable by listing
The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.
Common Bathroom 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.




