2d 28w 4 Pin Light Bulb
FailPrices span $5.88–$11.67, mostly outside the sweet spot, so 2d 28w 4 Pin Light Bulb is a Fail.
- Flapen Score
- 38 / 100Ranks 283 of 370 Lighting niches · −9 vs the category median of 4738
- Market size
- £66K/yr42K searches / yr
- 90-day growth
- -38.1%search demand this quarter
- Competition
- 69%top-5 click share · 13 brands · 29 sellers
Flapen Score
2d 28w 4 Pin Light Bulb against its category
The dotted line is the Lighting average. Past it, 2d 28w 4 Pin Light Bulb is stronger. Inside it, weaker.
Market
The 2d 28w 4 Pin Light Bulb market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for 2d 28w 4 Pin Light Bulb 42K times last year and spent an estimated £66K. The top 5 brands take 76% of clicks. Demand peaks in Jan–Feb. Flapen scores it 38 out of 100, a Fail.
01 · Demand
An estimated 19.7% of those searches ended in a purchase.
Shoppers searched for this 42K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 19.7% of those searches ended in a purchase. Searches in the last 90 days moved -38.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated £66K a year.
- Searches, last 12 months
- 42K
- Growth, 90 days vs prior 90
- -38.1%
- Conversion, latest week
- 19.7%
- Market size, estimated
- £66Ka year
- Peak month
- February3.1× the quietest month
- Top search term
- 28w 4 pin light bulb9K searches a year
02 · Price
A sale here is worth £8.03.
Listings sell for £8.03 on average, from £5.88 to £11.67. Amazon reports units sold in ranges. This niche sold 8K to 10K a year. The average listing sells 500 to 750 of them. At £8.03 that is £4K to £6K a year per listing.
- Average price
- £8.03under the $15 to $100 sweet spot
- Price range
- £5.88–£11.67
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 8K–10K
- Units per listing a year
- 500–750
- Revenue per listing a year
- £4K–£6K
- Returns
- 6.5%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
78% of listings pay for placement with sponsored ads. 94% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #143 within Light Bulbs. It carries 832 reviews at 4.01 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 78%
- Prime listings
- 94%
- Out of stock, average day
- 0.0%
- Average rank
- #143in Light Bulbs
- Average rating
- 4.01 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 832per listing
- Listings tracked
- 18
04 · Newcomers
1 of last year's 3 launches cleared the first-year sales bar.
3 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 46 months on average, so the names here are settling in.
- Launched, last 12 months
- 3
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 46 months
Products
Top 2d 28w 4 Pin Light Bulb products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 28, 2026. The live listing can differ.
Top sellers
by estimated 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
estimated 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
Competition: brands, sellers & click share
The top 5 products take an estimated 69% of clicks. Leaders hold, but buyers still shop past them.
Brands
13 falling
Sellers
29
Est. top-5 brand share
76%
Top 20: 100%
Est. 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%)
Demand
2d 28w 4 Pin Light Bulb search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Feb · busiest ÷ quietest = 3.1×
Search terms
Top 2d 28w 4 Pin Light Bulb search terms shoppers use
The exact words shoppers type, with estimated 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
Reviews and returns
What reviews say buyers love and hate about 2d 28w 4 Pin Light Bulb
We read the reviews and the return reasons for every product selling here.
“Took two days to die completely”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
19 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common 2d 28w 4 Pin Light Bulb questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









