Is f8t5cw fluorescent bulbs 12 inch profitable to sell on Amazon United States?

The niche generates $123K/yr across 9 tracked products. 90-day search growth is -10.4%. Flapen's verdict: Skip it (33/100).

How competitive is the f8t5cw fluorescent bulbs 12 inch niche?

6 brands and 32 sellers compete. The top 5 products take 86% of clicks and top 5 brands hold 97% of demand.

What do buyers complain about in f8t5cw fluorescent bulbs 12 inch?

Top complaints mined from reviews: Quality-Overall, Durability, Bulb Flicker/Dimming/Color. The return rate is 3.7%.

When does demand for f8t5cw fluorescent bulbs 12 inch peak?

Demand is steady year-round — the busiest month runs 1.3× the quietest.

What does it cost to enter the f8t5cw fluorescent bulbs 12 inch niche?

Listings span $5.35–$14.79; the average listing price is $11.48 (sweet spot $15–$100). The average incumbent carries 2,547 reviews — the moat a new listing must climb.

f8t5cw fluorescent bulbs 12 inch

Skip it

Prices mostly outside the sweet spot ($5.35–$14.79) — this niche doesn't clear our bar today.

Conversion

Incredible19.5%

search→purchase rate — share of searches ending in a sale

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Avg price

Okay$11.48

avg listing price — sweet spot $15–$100

Returns

Okay3.7%

return rate — above 5% kills the launch gate

Review moat

Okay2,547.22

avg incumbent reviews — the moat a new listing must climb

Market size

Okay$123K

$123K/yr · 55K searches

Growth

Bad-10.4%

90-day search growth — must beat 0% to launch

Competition

Bad86%

top-5 click share — a locked-up shelf

Brand share

Bad97%

top-5 brand share — brand-locked demand

Price range

Bad$5.35–$14.79

cheapest to priciest tracked listing — scored on the share inside $15–$100

According to Flapen's Amazon United States niche tracking, f8t5cw fluorescent bulbs 12 inch is a $123K/yr Amazon United States market (55K searches/yr). The top 5 brands hold 97% of demand. Verdict: Skip it — 33/100.

Data updated Jul 28, 2026 · scored weekly · How we score niches

f8t5cw fluorescent bulbs 12 inch market data

Units sold / yr: 10K–13K; avg 750–1,000/product
Revenue / yr: $115K–$144K; units × avg price
Conversion rate: 19.5%
Avg BSR: #33
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 0.7%
Avg brand age: 97 months
Avg seller age: 185 days

Competition & brand share

The top 5 products capture 86% of clicks — a locked-up shelf that new listings rarely crack.

Brands

6 falling

Sellers

Top-5 brand share

97%

Top 20: 100%

Top-5 click share

86%

Top 20: 100%

Open market

Konideke36%
Circle21%
Unique Bulbs18%
BULBMASTER11%
Feit Electric10%
Hiboom3%
Open — no brand owns it (0%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -10.4% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.3×

Open Trend

Top f8t5cw fluorescent bulbs 12 inch search terms

f8t5cw fluorescent bulbs 12 inch20K/yr -7.5%19.8% conv.
f8t5/cw 8 watt 12 inch led light bulb7K/yr +16.7%15.7% conv.
f8t58K/yr -20.4%11.8% conv.
f8t5 bulb4K/yr +12.0%11.8% conv.
f8t5cw5K/yr -13.4%20.2% conv.
f8t5cw bulb3K/yr -6.3%13.9% conv.
f8t5/cw2K/yr -15.4%18.1% conv.
12 inch flourescent tube kitchen lights under cabinet replacement2K/yr -35.0%10.2% conv.
florescent light bulbs 12 long3K/yr -52.1%9.9% conv.

All search terms

Top f8t5cw fluorescent bulbs 12 inch products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 9 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Konideke 8 Pack F8T5/CW Fluorescent Bulbs T5 12 inch 8 Watts Under Cabinet Light Bulb Cool White G5 Mini Bi 420 Lumen

Konideke$13.264.5★456 rev

Circle F8T5 Fluorescent Light Bulbs - 12 inches Under Cabinet Bulb - Cool White 4100k 8 Watt Tube Bulb - Pack of 6

Circle$14.624.5★7,667 rev

Unique Bulbs (Pack of 2 F8T5/CW 8W T5 12 Cool White 4100k Fluorescent Light Bulb 20 000hr

Unique Bulbs$9.284.4★3,308 rev

BULBMASTER F8T5CW Fluorescent Bulbs 12 Inch - F8T5 8W Cool White 4100K 12 Under Cabinet Light Bulbs Linear T5 380 Lumens - Under The Counter Small Fluorescent Light Bulb - Pack of 6

BULBMASTER$12.914.5★1,677 rev

Feit Electric F8T5/CW 8-Watt Fluorescent T5 Bulb

Feit Electric$5.354.6★209 rev

Newest

by launch date

Konideke 8 Pack F8T5/WW Fluorescent Bulbs Warm White 3000K 12 inch Under Cabinet Light Bulb T5 8 Watt Fluorescent Tube Soft White G5 Mini Bi 460 Lumens No Dimmable

Konideke$13.6270 rev

1y ago

Konideke 8 Pack F8T5/CW Fluorescent Bulbs T5 12 inch 8 Watts Under Cabinet Light Bulb Cool White G5 Mini Bi 420 Lumen

Konideke$13.26456 rev

2y ago

6 Pack F8T5/CW 4100k Fluorescent Bulbs 12 inch T5 8W Under Cabinet Bulb

Hiboom$10.27126 rev

2y ago

Circle F8T5 Fluorescent Light Bulbs - 12 inches Under Cabinet Bulb - Cool White 4100k 8 Watt Tube Bulb - Pack of 6

Circle$14.627,667 rev

10y ago

Circle F8T5/WW T5 Fluorescent Light Bulbs 12 Inch 8W Warm White 3000K G5 Mini Bi-Pin Under Cabinet Replacement Tube 6 Pack

Circle$14.797,667 rev

10y ago

What buyers say about f8t5cw fluorescent bulbs 12 inch

What buyers praise and complain about, mined from review topics.

What buyers love

Advertised Vs Actual Product21%

“As described”

Brightness/Shine/Glow19%

“Nice and bright”

Value For Money16%

“reasonably priced”

Size-Overall12%

“The bulbs were perfect fit”

Quality-Overall10%

“Quality Product at Reasonable Price”

Efficiency6%

“Works flawlessly”

Bulb Flicker/Dimming/Color5%

“The bulbs were exactly what I expected”

Durability3%

“Didnt come broken”

Assembly/Installation2%

“Easy to install”

Color2%

“Color is great”

What buyers complain about

Quality-Overall25%

“Proof there is no such thing as quality control anymore”

Durability15%

“Three out of eight bulbs, turned black and stopped working in less than four months”

Bulb Flicker/Dimming/Color12%

“They started flickering within minutes of being installed”

Functionality-Overall9%

“When it arrived 3 of the bulbs did not work”

Brightness/Shine/Glow9%

“Also they are not as bright as the original”

Hard Feel4%

“slightly harsh”

Defective Material/Parts4%

“One of the bulbs came broken in the box”

Measurement/Reading Accuracy4%

“Bulb life inaccurate”

Size-Overall2%

“I had a problem with another seller whose bulb did not fit properly. about 1mm too long”

Rusts/Corrodes2%

“Some were clearly used before as they had grime on them”

Top return reasons

Size-Overall42%

Bulb Flicker/Dimming/Color16%

Color10%

Advertised Vs Actual Product7%

Functionality-Overall6%

Compatibility-Overall5%

Defective Material/Parts5%

Brightness/Shine/Glow4%

Value For Money1%

Connectivity-Overall1%

Common questions

Is f8t5cw fluorescent bulbs 12 inch profitable to sell on Amazon United States?: The niche generates $123K/yr across 9 tracked products. 90-day search growth is -10.4%. Flapen's verdict: Skip it (33/100).
How competitive is the f8t5cw fluorescent bulbs 12 inch niche?: 6 brands and 32 sellers compete. The top 5 products take 86% of clicks and top 5 brands hold 97% of demand.
What do buyers complain about in f8t5cw fluorescent bulbs 12 inch?: Top complaints mined from reviews: Quality-Overall, Durability, Bulb Flicker/Dimming/Color. The return rate is 3.7%.
When does demand for f8t5cw fluorescent bulbs 12 inch peak?: Demand is steady year-round — the busiest month runs 1.3× the quietest.
What does it cost to enter the f8t5cw fluorescent bulbs 12 inch niche?: Listings span $5.35–$14.79; the average listing price is $11.48 (sweet spot $15–$100). The average incumbent carries 2,547 reviews — the moat a new listing must climb.