Is humidity sensor switch profitable to sell on Amazon United States?

The niche generates $194K/yr across 10 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -4.4%. Flapen's verdict: Skip it (42/100).

How competitive is the humidity sensor switch niche?

6 brands and 23 sellers compete. The top 5 products take 84% of clicks and top 5 brands hold 98% of demand.

What do buyers complain about in humidity sensor switch?

Top complaints mined from reviews: Instructions/User Manual/Troubleshooting, Functionality-Overall, Durability. The return rate is 4.5%.

When does demand for humidity sensor switch peak?

Demand is steady year-round — the busiest month runs 1.4× the quietest.

What does it cost to enter the humidity sensor switch niche?

Listings span $21.13–$45.21; the average listing price is $30.17 (sweet spot $15–$100). The average incumbent carries 457 reviews — the moat a new listing must climb.

humidity sensor switch

Skip it

Brand-locked demand (top 5 brands take 98% of clicks) — this niche doesn't clear our bar today.

Avg price

Incredible$30.17

avg listing price — sweet spot $15–$100

Price range

Incredible$21.13–$45.21

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

Review moat

Great456.9

avg incumbent reviews — the moat a new listing must climb

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Conversion

Good6.4%

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

Market size

Okay$194K

$194K/yr · 101K searches

Returns

Okay4.5%

return rate — above 5% kills the launch gate

Growth

Bad-4.4%

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

Competition

Bad84%

top-5 click share — a locked-up shelf

Brand share

Bad98%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, humidity sensor switch is a $194K/yr Amazon United States market (101K searches/yr). The top 5 brands hold 98% of demand. Verdict: Skip it — 42/100.

Data updated Jul 6, 2026 · scored weekly · How we score niches

humidity sensor switch market data

Units sold / yr: 6K–8K; avg 750–1,000/product
Revenue / yr: $181K–$241K; units × avg price
Conversion rate: 6.4%
Avg BSR: #69
Page quality: 0%
Prime: 100%
Sponsored: 80%
Out of stock: 0.0%
Avg brand age: 56 months
Avg seller age: 162 days

Competition & brand share

The top 5 products capture 84% of clicks — a locked-up shelf that new listings rarely crack.

Brands

6 rising

Sellers

Top-5 brand share

98%

Top 20: 100%

Top-5 click share

84%

Top 20: 100%

Open market

Leviton46%
Lutron24%
TOPGREENER15%
Ortis10%
ELEGRP3%
DIGITEN2%

Demand & seasonality

Weekly Amazon search volume, last 109 weeks — -4.4% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.4×

Open Trend

Top humidity sensor switch search terms

humidity sensor switch39K/yr -12.9%5.5% conv.
humidity switch15K/yr -0.1%4.4% conv.
humidity sensor switch for bathroom fan13K/yr +3.3%5.9% conv.
lutron humidity sensor switch9K/yr -11.9%9.1% conv.
humidity switch bathroom fan8K/yr +3.4%6.9% conv.
humidistat switch7K/yr +15.0%5.0% conv.
leviton humidity sensor switch6K/yr -12.7%12.6% conv.
bathroom humidity sensor switch4K/yr +37.2%5.5% conv.

All search terms

Top humidity sensor switch 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 10 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Leviton Humidity Sensor Switch for Bathroom Exhaust Fan Automate Ventilation Air Circulation Moisture Control HP Single Pole DHS05-1LW White

Leviton$32.454.6★1,060 rev

Lutron Humidity Sensor Switch 3 Amp Single Pole for Exhaust Fans

Lutron$40.934.6★44 rev

TOPGREENER Humidity Sensor Fan Switch for Ventilation White 1 Pack

TOPGREENER$23.694.2★507 rev

[New Generation] Humidity Sensor Switch Ortis in-Wall Bathroom Fan Automated Control Switch Air Moisture Detection Neutral Wire Required White 120V/220V

Ortis$24.964.0★895 rev

TOPGREENER Humidity Sensor Fan Switch for Ventilation with Wall Plate

TOPGREENER$45.214.2★507 rev

Newest

by launch date

Lutron Humidity Sensor Switch 3 Amp Single Pole for Exhaust Fans

Lutron$40.9344 rev

3mo ago

ELEGRP Humidity Sensor Switch for Exhaust Fan Bathroom Moisture Control Automate Ventilation Air Circulation Ground Wire Required Single Pole White 1 Pack

ELEGRP$21.1320 rev

7mo ago

Smart Humidity Sensor Switch Ortis Auto Bathroom Fan Control with Real-Time LCD Display for Bathroom Basement Garage Moisture Protection Neutral Wire Required

Ortis$23.7723 rev

1y ago

DIGITEN Humidity Controller with Temperature Display for Reptile Mushroom

DIGITEN$29.23138 rev

1y ago

Leviton Humidity Sensor Switch for Bathroom Exhaust Fan Automate Ventilation Air Circulation Moisture Control HP Single Pole DHS05-1LW White

Leviton$32.451,060 rev

3y ago

What buyers say about humidity sensor switch

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

What buyers love

Assembly/Installation18%

“The install went fine, no issues”

Ease Of Use10%

“easy to use”

Advertised Vs Actual Product9%

“Works as advertised”

Quality-Overall7%

“Solid build quality”

Touch/Button Controls6%

“The controls are also easy to adjust”

Value For Money6%

“Good Value”

Efficiency5%

“it works really well”

Sensor5%

“Humidity sensor is great”

Instructions/User Manual/Troubleshooting4%

“Instructions were clear”

Design-Overall4%

“The design also looks clean”

What buyers complain about

Instructions/User Manual/Troubleshooting18%

“Need More Instruction Details”

Functionality-Overall18%

“Did not work for me”

Durability11%

“Broken within 3 months”

Quality-Overall7%

“Garbage”

Touch/Button Controls5%

“The only thing that Im a little bothered by is the wiggle to the switch/button”

Measurement/Reading Accuracy4%

“And its measure of humidity is way off from other devices”

Ease Of Use4%

“difficult to alter”

Assembly/Installation3%

“I havent installed it yet”

Compactness2%

“Not recommended for small spaces”

Defective Material/Parts2%

“Some issues with device are frustrating”

Top return reasons

Functionality-Overall31%

Compatibility-Overall13%

Value For Money9%

Size-Overall7%

Advertised Vs Actual Product5%

Connectivity-Overall5%

Color5%

Defective Material/Parts5%

Assembly/Installation4%

Product Condition3%

Common questions

Is humidity sensor switch profitable to sell on Amazon United States?: The niche generates $194K/yr across 10 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -4.4%. Flapen's verdict: Skip it (42/100).
How competitive is the humidity sensor switch niche?: 6 brands and 23 sellers compete. The top 5 products take 84% of clicks and top 5 brands hold 98% of demand.
What do buyers complain about in humidity sensor switch?: Top complaints mined from reviews: Instructions/User Manual/Troubleshooting, Functionality-Overall, Durability. The return rate is 4.5%.
When does demand for humidity sensor switch peak?: Demand is steady year-round — the busiest month runs 1.4× the quietest.
What does it cost to enter the humidity sensor switch niche?: Listings span $21.13–$45.21; the average listing price is $30.17 (sweet spot $15–$100). The average incumbent carries 457 reviews — the moat a new listing must climb.