carbon monoxide detectors 3 pack
Skip itSoft demand (-52.1% this quarter) — this niche doesn't clear our bar today.
Conversion
Incredible14.8%search→purchase rate — share of searches ending in a sale
Price range
Incredible$22.91–$69.09cheapest to priciest tracked listing — scored on the share inside $15–$100
Avg price
Great$54.42avg listing price — sweet spot $15–$100
Returns
Good2.5%return rate — above 5% kills the launch gate
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Review moat
Bad10,357avg incumbent reviews — the moat a new listing must climb
Market size
Bad$77K$77K/yr · 10K searches
Competition
Bad93%top-5 click share — a locked-up shelf
Growth
Bad-52.1%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, carbon monoxide detectors 3 pack is a $77K/yr Amazon United States market (10K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan–Feb–Mar–Nov–Dec. Verdict: Skip it — 32/100.
Data updated Jul 30, 2026 · scored weekly · How we score niches
carbon monoxide detectors 3 pack market data
- Units sold / yr
- 750–1K
- avg 100–250/product
- Revenue / yr
- $41K–$54K
- units × avg price
- Conversion rate
- 14.8%
- Avg BSR
- #15
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 43%
- Out of stock
- 1.9%
- Avg brand age
- 73 months
- Avg seller age
- 158 days
Competition & brand share
The top 5 products capture 93% of clicks — a locked-up shelf that new listings rarely crack.Brands
4 rising
Sellers
13
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
93%
Top 20: 100%
Open market
0%
- First Alert84%
- Kidde7%
- HEIMAN6%
- siterlink3%
- Open — no brand owns it (0%)
Demand & seasonality
Weekly Amazon search volume, last 65 weeks — -52.1% search growth over the last 90 days.Peak months: Jan, Feb, Mar, Nov, Dec · busiest ÷ quietest = 3.2×
Top carbon monoxide detectors 3 pack 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 7 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
FIRST ALERT CO400-3 Carbon Monoxide Detector Battery Operated White 3-Pack -CO400-3
First Alert$51.914.6★23,091 rev
First Alert Plug in Carbon Monoxide Alarm
First Alert$67.364.7★23,005 rev
FIRST ALERT Plug-In Carbon Monoxide Detector 3 Count (Pack of 1) CO600 White 6.75 x 6.9 x 9 inches
First Alert$69.054.7★1,308 rev
Kidde Carbon Monoxide Detector AA Battery Powered Portable for Travel or Home 85 dB Alarm LED Status Indicators 3rd Edition
Kidde$22.914.8★1,663 rev
HEIMAN Carbon Monoxide Detectors Interconnected CO Alarm C1-R 3 Pack
HEIMAN$69.094.3★45 rev
Newest
by launch dateHEIMAN Carbon Monoxide Detectors Interconnected CO Alarm C1-R 3 Pack
HEIMAN$69.0945 rev
Kidde Carbon Monoxide Detector AA Battery Powered Portable for Travel or Home 85 dB Alarm LED Status Indicators 3rd Edition
Kidde$22.911,663 rev
Siterlink Carbon Monoxide Detectors Plug in 10 Year Replaceable Battery Operated Co Monitor Alarm Plug and Play Co Detector Portable Carbon Monoxide Detector for Home Traval Hotel 3 Pack
siterlink$65.92296 rev
First Alert Plug in Carbon Monoxide Alarm
First Alert$67.3623,005 rev
FIRST ALERT Plug-In Carbon Monoxide Detector 3 Count (Pack of 1) CO600 White 6.75 x 6.9 x 9 inches
First Alert$69.051,308 rev
Trending
90-day click momentumHEIMAN Carbon Monoxide Detectors Interconnected CO Alarm C1-R 3 Pack
HEIMAN$69.094.3★
Siterlink Carbon Monoxide Detectors Plug in 10 Year Replaceable Battery Operated Co Monitor Alarm Plug and Play Co Detector Portable Carbon Monoxide Detector for Home Traval Hotel 3 Pack
siterlink$65.924.6★
FIRST ALERT Carbon Monoxide Detector No Outlet Required Battery Operated CO400 White 2 Count (Pack of 1)
First Alert$34.684.6★
FIRST ALERT CO400-3 Carbon Monoxide Detector Battery Operated White 3-Pack -CO400-3
First Alert$51.914.6★
Kidde Carbon Monoxide Detector AA Battery Powered Portable for Travel or Home 85 dB Alarm LED Status Indicators 3rd Edition
Kidde$22.914.8★
What buyers say about carbon monoxide detectors 3 pack
What buyers praise and complain about, mined from review topics.What buyers love
“Installation was quick”
“Excellent value”
“These seem well made”
“As advertised”
“Keeps you safe”
“Fit perfect in my camper”
“Testing worked great”
“Easy peasy”
“Long lasting and reliable”
“good battery life”
What buyers complain about
“Poor battery life or may be defective”
“Malfunction”
“Broken after 1 year”
“Its reliable and very loud”
“VERY POOR quality control”
“Needs a disply to show ppm”
“these should be way cheaper”
“These items need to be replaced after 10years”
“Wish it had a display”
“therefore not as described”
Top return reasons
Common questions
- Is carbon monoxide detectors 3 pack profitable to sell on Amazon United States?
- The niche generates $77K/yr across 7 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -52.1%. Flapen's verdict: Skip it (32/100).
- How competitive is the carbon monoxide detectors 3 pack niche?
- 4 brands and 13 sellers compete. The top 5 products take 93% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in carbon monoxide detectors 3 pack?
- Top complaints mined from reviews: Battery Life, Functionality-Overall, Durability. The return rate is 2.5%.
- When does demand for carbon monoxide detectors 3 pack peak?
- Demand peaks in Jan–Feb–Mar–Nov–Dec; the busiest month runs 3.2× the quietest.
- What does it cost to enter the carbon monoxide detectors 3 pack niche?
- Listings span $22.91–$69.09; the average listing price is $54.42 (sweet spot $15–$100). The average incumbent carries 10,357 reviews — the moat a new listing must climb.