---
title: "Smoke Detector Hardwired — $8.1M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/smoke-detector-hardwired"
last_updated: "2026-08-08T17:25:32.586Z"
locale: en
meta:
description: "Niche score 57/100 · $8.1M/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 57/100 · $8.1M/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Smoke Detector Hardwired — $8.1M/yr Amazon US Niche (2026) - Flapen"
---
# **smoke detector hardwired**
**Worth a look**
Shows a $8.1M/yr market, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 100Growth 18Conversion 79Competition 64Returns 87Price range 51Avg price 86Brand share 0Review moat 39Quality gap 43
**Market size**
**Incredible****$8.1M**
$8.1M/yr · 1.4M searches
**Returns**
**Great****1.4%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$70.34**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****8.0%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Good****47%**
top-5 click share — leaders hold, buyers still browse
**Price range**
**Good****$16.54–$180.54**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Okay****2,592.82**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-13.8%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, smoke detector hardwired is a $8.1M/yr Amazon United States market (1.4M searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan–Aug. Verdict: Worth a look — 57/100.
Data updated Jul 30, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **smoke detector hardwired market data**
- **Units sold / yr**
- **100K–125K**
- avg 4,000–5,000/product
- **Revenue / yr**
- **$7.0M–$8.8M**
- units × avg price
- **Conversion rate**
- **8.0%**
- **Avg BSR**
- **#19**
- **Page quality**
- **0%**
- **Prime**
- **93%**
- **Sponsored**
- **96%**
- **Out of stock**
- **5.2%**
- **Avg brand age**
- **48 months**
- **Avg seller age**
- **138 days**
## **Competition & brand share**
The top 5 products take 47% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**5 **—flat
**Sellers**
**71**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**47%**
Top 20: 91%
**Open market**
**0%**
- First Alert75% - BRK11% - Kidde10% - SITERWELL3% - siterlink1%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -13.8% search growth over the last 90 days.
50K30KSpike '24Spike '25Prime Day '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Aug · busiest ÷ quietest = 1.7×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/smoke-detector-hardwired/trend)
## **Top smoke detector hardwired search terms**
- **first alert smoke detector**283K/yr-6.7%8.7% conv. - **smoke detector hardwired**206K/yr-29.3%6.1% conv. - **wired smoke detectors**124K/yr-16.5%5.9% conv. - **hardwired smoke detector**129K/yr-21.7%5.8% conv. - **firex smoke detector hardwired**112K/yr-21.6%2.6% conv. - **first alert 9120b**90K/yr-3.5%10.9% conv. - **hard wired smoke detectors for home**76K/yr-21.6%6.7% conv. - **first alert smoke alarm**64K/yr+0.6%5.8% conv. - **brk smoke detector**60K/yr-6.7%5.9% conv. - **smoke detector wired**58K/yr-13.8%5.1% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/smoke-detector-hardwired/search-terms)
## **Top smoke detector hardwired 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.
0%5%$406K10%$813K15%$1.2M20%$1.6M101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**First Alert Hardwire Smoke Alarm**First Alert**$19.47**4.6★2,443 rev](https://www.amazon.com/dp/B0CJMN3443) [2**BRK First Alert 9120BFF/ SMI100-AC Smoke Detector Hardwired Alarm with Battery Backup White 1-Pack**BRK**$20.20**4.7★19,331 rev](https://www.amazon.com/dp/B00O8MVW3U) [3**First Alert BRK SMI100-AC Hardwired Smoke Detector with Battery Backup 6-Pack**First Alert**$97.90**4.7★1,200 rev](https://www.amazon.com/dp/B07B4CGQLT) [4**First Alert 9120B / SMI100-AC Smoke Detector Hardwired Alarm with Battery Backup 3-Pack**First Alert**$53.99**4.7★4,630 rev](https://www.amazon.com/dp/B07B4CG1PG) [5**First Alert Battery Smoke Alarm**First Alert**$16.54**4.6★4,896 rev](https://www.amazon.com/dp/B0CJMP7WHH)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Kidde Smoke Detector Hardwired & 10-Year Battery Backup 20SA10 3 Pack**Kidde**$109.40**153 rev10mo ago](https://www.amazon.com/dp/B0FFVNVG4M) [**First Alert Hardwire Smoke Alarm**First Alert**$98.16**2,443 rev1y ago](https://www.amazon.com/dp/B0DR38F32P) [**Kidde Smoke Detector Hardwired & 10-Year Battery Backup 20SA10-V 1 Pack**Kidde**$43.06**231 rev1y ago](https://www.amazon.com/dp/B0D5T3FGWD) [**SITERWELL Smoke Detector Hardwired Interconnected Smoke Detector Photoelectric Smoke Alarm with 9V Backup Battery Fire Alarm with Test/Silence Button UL217-10th Listed GS562A 4 Packs**SITERWELL**$69.95**663 rev2y ago](https://www.amazon.com/dp/B0D8KLNJXF) [**Kidde Smoke Detector Hardwired with AA Battery Backup 20SAR 1 Pack**Kidde**$32.33**589 rev2y ago](https://www.amazon.com/dp/B0CX6C1JHJ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Kidde Smoke Detector Hardwired & 10-Year Battery Backup 20SA10 3 Pack**Kidde**$109.40**4.4★**▲ 233%**](https://www.amazon.com/dp/B0FFVNVG4M) [**FIRST ALERT SC9120B Corded Electric Combination Alarm with Adapter Plugs for Easy Replacement**First Alert**$71.61**4.6★**▲ 151%**](https://www.amazon.com/dp/B07G95Z38H) [**First Alert 9120B / SMI100-AC Smoke Detector Hardwired Alarm with Battery Backup 10-Pack**BRK**$159.58**4.5★**▲ 140%**](https://www.amazon.com/dp/B00IAZVORU) [**Kidde 21007584 I4618 Firex Hardwire Ionization Smoke Detector with Battery Backupwhite**Kidde**$73.13**4.3★**▲ 100%**](https://www.amazon.com/dp/B008SE0LLI) [**First Alert Hardwire Smoke Alarm with 10-Year Battery Backup**First Alert**$78.83**4.4★**▲ 77%**](https://www.amazon.com/dp/B0CJLCXYY6)
**~~View all trending →~~**
## **What buyers say about smoke detector hardwired**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Assembly/Installation**27%
*“Easy set up”*
**Value For Money**11%
*“Great deal”*
**Quality-Overall**10%
*“Quality that's affordable”*
**Advertised Vs Actual Product**9%
*“As advertised”*
**Alarm/Timer Accuracy**5%
*“Great alarm for the price”*
**Size-Overall**4%
*“Easy fit”*
**Battery Life**4%
*“Comes with battery whick is nice”*
**Ease Of Use**4%
*“Ease of use”*
**Efficiency**3%
*“Works well when needed”*
**Sensor**3%
*“These smoke detectors work great”*
### **What buyers complain about **
**Durability**16%
*“two of them are broken”*
**Battery Life**14%
*“Terrible battery life”*
**Quality-Overall**8%
*“Poor quality”*
**Functionality-Overall**8%
*“Did not work”*
**Noise Level**7%
*“Loud”*
**Alarm/Timer Accuracy**5%
*“Defective alarm”*
**Assembly/Installation**4%
*“Tricky to install”*
**Value For Money**4%
*“Overpriced”*
**Advertised Vs Actual Product**3%
*“Deceptive advertising”*
**Size-Overall**3%
*“which in turn is slightly smaller”*
### **Top return reasons **
**Alarm/Timer Accuracy**40%
**Compatibility-Overall**14%
**Size-Overall**8%
**Advertised Vs Actual Product**7%
**Connectivity-Overall**6%
**Functionality-Overall**5%
**Value For Money**5%
**Defective Material/Parts**3%
**Product Condition**2%
**Assembly/Installation**2%
## **Common questions**
- **Is smoke detector hardwired profitable to sell on Amazon United States?**
- The niche generates $8.1M/yr across 28 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -13.8%. Flapen's verdict: Worth a look (57/100).
- **How competitive is the smoke detector hardwired niche?**
- 5 brands and 71 sellers compete. The top 5 products take 47% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in smoke detector hardwired?**
- Top complaints mined from reviews: Durability, Battery Life, Quality-Overall. The return rate is 1.4%.
- **When does demand for smoke detector hardwired peak?**
- Demand peaks in Jan–Aug; the busiest month runs 1.7× the quietest.
- **What does it cost to enter the smoke detector hardwired niche?**
- Listings span $16.54–$180.54; the average listing price is $70.34 (sweet spot $15–$100). The average incumbent carries 2,593 reviews — the moat a new listing must climb.
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