smoke detector
Worth a lookShows a $29.9M/yr market, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size
Incredible$29.9M$29.9M/yr · 9.5M searches
Avg price
Great$46.76avg listing price — sweet spot $15–$100
Conversion
Good6.7%search→purchase rate — share of searches ending in a sale
Price range
Good$16.54–$133.92cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Good2.5%return rate — above 5% kills the launch gate
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Competition
Good51%top-5 click share — leaders hold, buyers still browse
Review moat
Okay1,603.08avg incumbent reviews — the moat a new listing must climb
Growth
Bad-11.8%90-day search growth — must beat 0% to launch
Brand share
Bad100%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, smoke detector is a $29.9M/yr Amazon United States market (9.5M searches/yr). The top 5 brands hold 100% of demand. Verdict: Worth a look — 57/100.
Data updated Jul 30, 2026 · scored weekly · How we score niches
smoke detector market data
- Units sold / yr
- 600K–800K
- avg 30,000–40,000/product
- Revenue / yr
- $28.1M–$37.4M
- units × avg price
- Conversion rate
- 6.7%
- Avg BSR
- #11
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 96%
- Out of stock
- 7.0%
- Avg brand age
- 46 months
- Avg seller age
- 139 days
Competition & brand share
The top 5 products take 51% of clicks — established leaders, but buyers still shop beyond them.Brands
4 flat
Sellers
67
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
51%
Top 20: 93%
Open market
0%
- First Alert68%
- Kidde18%
- X-Sense13%
- SITERWELL1%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -11.8% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.4×
Top smoke detector search terms
- smoke detector3.4M/yr
- smoke detector carbon monoxide detector combo 10 year battery1.9M/yr
- smoke and carbon monoxide detector788K/yr
- smoke detector 10 year battery318K/yr
- fire alarms smoke detectors487K/yr
- smoke alarm500K/yr
- smoke detectors355K/yr
- carbon monoxide smoke detector combo207K/yr
- fire alarm299K/yr
- smoke alarms for home85K/yr
Top smoke detector 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
First Alert Battery Smoke Alarm
First Alert$16.544.6★4,896 rev
First Alert Battery Smoke Alarm
First Alert$32.894.6★4,896 rev
First Alert Battery Smoke Alarm
First Alert$51.294.6★4,896 rev
First Alert 10-Year Battery Smoke Alarm
First Alert$24.574.0★1,008 rev
First Alert Battery Combination Smoke & Carbon Monoxide Alarm
First Alert$40.004.5★969 rev
Newest
by launch date
X-Sense Smoke & Carbon Monoxide Alarm SC06 1-Pack
X-Sense$36.31245 rev
Kidde Smoke & Carbon Monoxide Detector AA Battery-Powered 30CUDR 3 Pack
Kidde$133.92654 rev
X-Sense Smoke Detector Carbon Monoxide Alarm Combo XP0H-SN 1-Pack
X-Sense$35.86131 rev
Kidde Smoke Detector 10-Year Battery-Powered 20SD10-V 1 Pack
Kidde$42.68257 rev
Kidde Compact Smoke Detector AA Battery-Powered 10SDR
Kidde$19.05803 rev
Trending
90-day click momentumKidde Smoke & Carbon Monoxide Detector AA Battery-Powered 30CUDR 3 Pack
Kidde$133.924.4★
X-Sense Smoke & Carbon Monoxide Alarm SC06 1-Pack
X-Sense$36.314.6★
Kidde Smoke Detector AA Battery-Powered 20SDR 1 Pack
Kidde$28.884.4★
SITERWELL Smoke Detector Smoke Detector 10 Year Battery with Photoelectric Sensor Fire Alarm with Low Battery and Fault Warning for House and Bedroom UL217 Listed GS525A 6 Packs
SITERWELL$88.184.5★
X-Sense Smoke Detector Carbon Monoxide Alarm Combo XP0H-SN 1-Pack
X-Sense$35.864.6★
What buyers say about smoke detector
What buyers praise and complain about, mined from review topics.What buyers love
“Ease of installation”
“Quality that's affordable”
“Great Value”
“As Advertised”
“Good make and long battery life”
“Works well when needed”
“no false alarms”
“This detector works well”
“Easy peasy”
“Really good fits to the same mounting bracket”
What buyers complain about
“Two failed within months”
“Low battery life”
“Cheap quality”
“Did not work”
“began incredibly irritating beeping”
“Defective alarm”
“Seems kinda expensive”
“Tricky to install”
“Size is Too large”
“FALSE DESCRIPTION”
Top return reasons
Common questions
- Is smoke detector profitable to sell on Amazon United States?
- The niche generates $29.9M/yr across 26 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -11.8%. Flapen's verdict: Worth a look (57/100).
- How competitive is the smoke detector niche?
- 4 brands and 67 sellers compete. The top 5 products take 51% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in smoke detector?
- Top complaints mined from reviews: Durability, Battery Life, Quality-Overall. The return rate is 2.5%.
- When does demand for smoke detector peak?
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- What does it cost to enter the smoke detector niche?
- Listings span $16.54–$133.92; the average listing price is $46.76 (sweet spot $15–$100). The average incumbent carries 1,603 reviews — the moat a new listing must climb.