6 inch fan
Worth a lookShows a sweet-spot price point ($42.64 avg), but a deep review moat (11,588 avg reviews) keeps it on the watch list.
Avg price
Incredible$42.64avg listing price — sweet spot $15–$100
Returns
Good2.3%return rate — above 5% kills the launch gate
Competition
Good47%top-5 click share — leaders hold, buyers still browse
Price range
Good$9.36–$146.98cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Brand share
Good71%top-5 brand share — brands hold most of the demand
Market size
Good$277K$277K/yr · 208K searches
Growth
Okay+13.3%90-day search growth — must beat 0% to launch
Conversion
Okay3.1%search→purchase rate — share of searches ending in a sale
Review moat
Bad11,587.76avg incumbent reviews — the moat a new listing must climb
According to Flapen's Amazon United States niche tracking, 6 inch fan is a $277K/yr Amazon United States market (208K searches/yr). The top 5 brands hold 71% of demand. Verdict: Worth a look — 54/100.
Data updated Jul 14, 2026 · scored weekly · How we score niches
6 inch fan market data
- Units sold / yr
- 8K–10K
- avg 100–250/product
- Revenue / yr
- $341K–$426K
- units × avg price
- Conversion rate
- 3.1%
- Avg BSR
- #119
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 74%
- Out of stock
- 4.9%
- Avg brand age
- 41 months
- Avg seller age
- 169 days
Competition & brand share
The top 5 products take 47% of clicks — established leaders, but buyers still shop beyond them.Brands
22 rising
Sellers
94
Top-5 brand share
71%
Top 20: 99%
Top-5 click share
47%
Top 20: 78%
Open market
25%
- VIVOSUN25%
- AC Infinity19%
- Hon&Guan14%
- Lasko7%
- VEVOR6%
- Honeywell4%
Demand & seasonality
Weekly Amazon search volume, last 103 weeks — +13.3% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.6×
Top 6 inch fan search terms
- 6 inch fan22K/yr
- 6 inch exhaust fan19K/yr
- 6 inline duct fan16K/yr
- 6 inch inline duct fan17K/yr
- 6 inch duct fan16K/yr
- 6 inch inline fan14K/yr
- 6 fan12K/yr
- 6 exhaust fan12K/yr
- lasko desk fan8K/yr
- inline duct fan 6 inch11K/yr
Top 6 inch fan 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.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
VIVOSUN 6 Inline Exhaust Fan & Speed Controller Low Noise Workshop 345 CFM Duct Fan for HVAC Ventilation Vent Booster Fan in Grow Tent Basement Bathroom Kitchen Attic 3D Printer
VIVOSUN$32.524.3★6,092 rev
AC Infinity CLOUDLINE PRO S6 Quiet 6 Inline Duct Fan with Speed Controller - EC Motor Ventilation Exhaust Fan for Heating Cooling Booster Grow Tents Hydroponics
AC Infinity$97.734.8★5,508 rev
Hon&Guan 6 Inch Inline Booster Duct Fan with Speed Controller - 345 CFM Airflow with 19.2W Ultra-Low Power and Low Noise
Hon&Guan$33.074.3★2,961 rev
VEVOR Inline Duct Fan 6-Inch 400 CFM with Variable Speed Controller Quiet AC-Motor Ventilation Exhaust Fan for Cooling Booster Grow Tents Hydroponics
VEVOR$52.934.4★255 rev
VIVOSUN 6 Inch Inline Duct Fan 240 CFM HVAC Exhaust Ventilation Fan with Low Noise for Basements Bathrooms Kitchens and Attics Silver
VIVOSUN$27.764.3★6,092 rev
Newest
by launch date
Toolazy 6 Inch Inline Booster Duct Fan with Speed Controller 345 CFM 19.2W EC Motor 3300RPM 0-100% Variable Speed 32dB Ultra-Quiet 118in Total Controller Cord Grow Tent HVAC Ventilation Fan
Toolazy$25.2126 rev
6Inch Exhaust fan Pipeline booster fan Inline duct fan 420 CFM Efficiency Air Fan for Duct Vent Bathroom Kitchen Grow Tent Hydroponics The wind is very strong.All-copper wire motors are more durable
LEOKV$59.1255 rev
Hon&Guan 6 Inch Inline Duct Fan with Upgrade Controller - 345 CFM Airflow with 19.2W Ultra-Low Power and Low Noise
Hon&Guan$34.57119 rev
VIVOSUN 6 Inline Exhaust Fan & Speed Controller Low Noise Workshop 345 CFM Duct Fan for HVAC Ventilation Vent Booster Fan in Grow Tent Basement Bathroom Kitchen Attic 3D Printer
VIVOSUN$32.526,092 rev
Aydomer 6 Inch Inline Duct Fan with Switch Low Noise High Air Flow Extractor Fan Metal Exhaust Fan with Bracket and Mesh for Basement Garage Attic Kitchen(Black)
Aydomer$27.4556 rev
Trending
90-day click momentumToolazy 6 Inch Inline Booster Duct Fan with Speed Controller 345 CFM 19.2W EC Motor 3300RPM 0-100% Variable Speed 32dB Ultra-Quiet 118in Total Controller Cord Grow Tent HVAC Ventilation Fan
Toolazy$25.213.7★
Honeywell TurboForce Air Circulator Small Tabletop Fan Quiet Personal Fan for Home or Office 3 Speeds 90 Degree Pivoting Head Black HT900
Honeywell$15.144.6★
Genesis 6-Inch Clip Convertible Table-Top & Clip Fan Two Quiet Speeds - Ideal For The Home Office Dorm More Off White
Genesis$10.764.5★
Lasko Oscillating Platinum Desktop Wind Tower Fan 3-Speeds Compact Portable with Handle for Office Bedroom and Kitchen 14 Black 4916
Lasko$34.304.3★
VIVOSUN G6 6 Inline Duct Fan & 3 Cycle Modes E12 Speed Controller AeroZesh Grow Tent Kit Ventilation Fan with 388 CFM EC Motor Programmable Exhaust Fan for Heating Cooling Booster Hydroponics
VIVOSUN$63.654.6★
What buyers say about 6 inch fan
What buyers praise and complain about, mined from review topics.What buyers love
“Great for white noise”
“Great buy”
“It's a powerful little device”
“The build quality is outstanding”
“small perfect for small places”
“As advertised”
“This fan works great”
“The unit feels durable”
“Easy to use”
“powerful air flow”
What buyers complain about
“Broke after a month”
“Loud sound”
“is extremely narrow”
“Cheap garbage”
“Not effective”
“No strength”
“smelled like something was burning”
“Nothing that a good cleaning would probably help”
“A little overpriced”
“I misread the description”
Top return reasons
Common questions
- Is 6 inch fan profitable to sell on Amazon United States?
- The niche generates $277K/yr across 42 tracked products. 4 of 4 products launched in the last 360 days are still selling. 90-day search growth is +13.3%. Flapen's verdict: Worth a look (54/100).
- How competitive is the 6 inch fan niche?
- 22 brands and 94 sellers compete. The top 5 products take 47% of clicks and top 5 brands hold 71% of demand.
- What do buyers complain about in 6 inch fan?
- Top complaints mined from reviews: Durability, Noise Level, Size-Overall. The return rate is 2.3%.
- When does demand for 6 inch fan peak?
- Demand is steady year-round — the busiest month runs 1.6× the quietest.
- What does it cost to enter the 6 inch fan niche?
- Listings span $9.36–$146.98; the average listing price is $42.64 (sweet spot $15–$100). The average incumbent carries 11,588 reviews — the moat a new listing must climb.