---
title: "Usi Electric Smoke Detector — $105K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/usi-electric-smoke-detector"
last_updated: "2026-08-08T12:27:19.256Z"
locale: en
meta:
description: "Niche score 42/100 · $105K/yr market · 48K searches/yr · $52.03 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 42/100 · $105K/yr market · 48K searches/yr · $52.03 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Usi Electric Smoke Detector — $105K/yr Amazon US Niche (2026) - Flapen"
---
# **usi electric smoke detector**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 26Growth 22Conversion 52Competition 8Returns 96Price range 95Avg price 92Brand share 0Review moat 51Quality gap 65
**Returns**
**Incredible****0.8%**
return rate — above 5% kills the launch gate
**Price range**
**Incredible****$16.54–$98.16**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Great****$52.03**
avg listing price — sweet spot $15–$100
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Conversion**
**Good****4.2%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Good****1,442.89**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Okay****$105K**
$105K/yr · 48K searches
**Growth**
**Bad****-5.7%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****90%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500") [** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, usi electric smoke detector is a $105K/yr Amazon United States market (48K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan–Nov. Verdict: Skip it — 42/100.
Data updated Jul 30, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **usi electric smoke detector market data**
- **Units sold / yr**
- **2K–3K**
- avg 100–250/product
- **Revenue / yr**
- **$104K–$130K**
- units × avg price
- **Conversion rate**
- **4.2%**
- **Avg BSR**
- **#52**
- **Page quality**
- **0%**
- **Prime**
- **89%**
- **Sponsored**
- **56%**
- **Out of stock**
- **5.3%**
- **Avg brand age**
- **79 months**
- **Avg seller age**
- **148 days**
## **Competition & brand share**
The top 5 products capture 90% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**2 **▼falling
**Sellers**
**49**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**90%**
Top 20: 100%
**Open market**
**0%**
- USI Electric85% - First Alert15%
## **Demand & seasonality**
Weekly Amazon search volume, last 52 weeks — -5.7% search growth over the last 90 days.
1K750Spike '25Black Friday '25Prime Day '26 seasonAugSepOctNovDecJanFebMarAprMayJunJul
Peak months: Jan, Nov · busiest ÷ quietest = 2.1×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/usi-electric-smoke-detector/trend)
## **Top usi electric smoke detector search terms**
- **usi electric smoke detector**25K/yr-16.7%3.2% conv. - **usi electric smoke and carbon monoxide detector**13K/yr-4.5%3.3% conv. - **usi electric**4K/yr+35.7%1.9% conv. - **usi smoke detector**3K/yr+9.4%2.4% conv. - **us electric smoke detector**3K/yr-11.6%1.9% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/usi-electric-smoke-detector/search-terms)
## **Top usi electric 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.
0%10%$11K20%$21K30%$32K40%$42K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 9 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Universal Security Instruments Hardwired 2-in-1 Carbon Monoxide & Natural Gas Smart Alarm with Battery Backup Model MCN108**USI Electric**$58.31**3.8★120 rev](https://www.amazon.com/dp/B00AO4AKX4) [2**Universal Security Instruments Hardwired Ionization Smoke and Fire Alarm with Battery Backup Model MI106**USI Electric**$46.94**4.0★138 rev](https://www.amazon.com/dp/B005KP6HNE) [3**Universal Security Instruments Hardwired 10 Year Tamper Proof Permanent Power Sealed Battery 2-in-1 Universal Smoke Sensing Smoke and Fire Smart Alarm Model MI106S**USI Electric**$44.63**4.2★132 rev](https://www.amazon.com/dp/B00NNX57YK) [4**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) [5**First Alert Hardwire Combination Smoke & Carbon Monoxide Alarm**First Alert**$50.54**4.5★1,569 rev](https://www.amazon.com/dp/B0CLVRSC1Q)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**First Alert Hardwire Smoke Alarm**First Alert**$98.16**2,443 rev1y ago](https://www.amazon.com/dp/B0DR38F32P) [**First Alert Hardwire Combination Smoke & Carbon Monoxide Alarm**First Alert**$50.54**1,569 rev2y ago](https://www.amazon.com/dp/B0CLVRSC1Q) [**First Alert Hardwire Smoke Alarm**First Alert**$19.47**2,443 rev2y ago](https://www.amazon.com/dp/B0CJMN3443) [**First Alert Battery Smoke Alarm**First Alert**$16.54**4,896 rev2y ago](https://www.amazon.com/dp/B0CJMP7WHH) [**USI AMI3051SB Sensing Plus Smoke & Fire Alarm with 10 Yr Sealed Battery 8th Edition**USI Electric**$35.81**45 rev2y ago](https://www.amazon.com/dp/B0DG6DRRG2)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Universal Security Instruments Hardwired Ionization Smoke and Fire Alarm with Battery Backup Model MI106**USI Electric**$46.94**4.0★**▲ 40%**](https://www.amazon.com/dp/B005KP6HNE) [**First Alert Hardwire Smoke Alarm**First Alert**$98.16**4.6★**▲ 34%**](https://www.amazon.com/dp/B0DR38F32P) [**Universal Security Instruments Hardwired 2-in-1 Carbon Monoxide & Natural Gas Smart Alarm with Battery Backup Model MCN108**USI Electric**$58.31**3.8★**— 9%**](https://www.amazon.com/dp/B00AO4AKX4) [**Universal Security Instruments Hardwired 10 Year Tamper Proof Permanent Power Sealed Battery 2-in-1 Universal Smoke Sensing Smoke and Fire Smart Alarm Model MI106S**USI Electric**$44.63**4.2★**— 2%**](https://www.amazon.com/dp/B00NNX57YK) [**First Alert Hardwire Combination Smoke & Carbon Monoxide Alarm**First Alert**$50.54**4.5★**▼ 10%**](https://www.amazon.com/dp/B0CLVRSC1Q)
**~~View all trending →~~**
## **What buyers say about usi electric smoke detector**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Assembly/Installation**30%
*“Installation took five minutes”*
**Value For Money**13%
*“Great value”*
**Quality-Overall**11%
*“Quality that's affordable”*
**Advertised Vs Actual Product**9%
*“As advertised”*
**Alarm/Timer Accuracy**5%
*“Great loud alarms”*
**Ease Of Use**3%
*“Ease of use”*
**Efficiency**3%
*“Does the job”*
**Sensor**3%
*“Good detector”*
**Size-Overall**3%
*“Fit great”*
**Battery Life**2%
*“Has a replaceable battery for a long lifespan”*
### **What buyers complain about **
**Battery Life**14%
*“Don't expect the included battery to last”*
**Quality-Overall**8%
*“Absolute worst piece of garbage ever”*
**Durability**7%
*“two have already quit”*
**Noise Level**6%
*“began incredibly irritating beeping”*
**Assembly/Installation**6%
*“Wasnt that easy to install”*
**Alarm/Timer Accuracy**5%
*“two of the alarms wrong”*
**Functionality-Overall**5%
*“Never worked right”*
**Compatibility-Overall**4%
*“Not compatible”*
**Size-Overall**4%
*“which in turn is slightly smaller”*
**Advertised Vs Actual Product**4%
*“FALSE DESCRIPTION”*
### **Top return reasons **
**Alarm/Timer Accuracy**40%
**Compatibility-Overall**19%
**Size-Overall**7%
**Advertised Vs Actual Product**6%
**Connectivity-Overall**6%
**Value For Money**4%
**Defective Material/Parts**4%
**Functionality-Overall**3%
**Product Condition**2%
**Assembly/Installation**2%
## **Common questions**
- **Is usi electric smoke detector profitable to sell on Amazon United States?**
- The niche generates $105K/yr across 9 tracked products. 90-day search growth is -5.7%. Flapen's verdict: Skip it (42/100).
- **How competitive is the usi electric smoke detector niche?**
- 2 brands and 49 sellers compete. The top 5 products take 90% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in usi electric smoke detector?**
- Top complaints mined from reviews: Battery Life, Quality-Overall, Durability. The return rate is 0.8%.
- **When does demand for usi electric smoke detector peak?**
- Demand peaks in Jan–Nov; the busiest month runs 2.1× the quietest.
- **What does it cost to enter the usi electric smoke detector niche?**
- Listings span $16.54–$98.16; the average listing price is $52.03 (sweet spot $15–$100). The average incumbent carries 1,443 reviews — the moat a new listing must climb.
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