---
title: "Class K Fire Extinguisher — $3.1M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/class-k-fire-extinguisher"
last_updated: "2026-08-08T20:52:21.746Z"
locale: en
meta:
description: "Niche score 49/100 · $3.1M/yr market · 307K searches/yr · $101.81 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 49/100 · $3.1M/yr market · 307K searches/yr · $101.81 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Class K Fire Extinguisher — $3.1M/yr Amazon US Niche (2026) - Flapen"
---
# **class k fire extinguisher**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 96Growth 30Conversion 86Competition 19Returns 100Price range 33Avg price 74Brand share 0Review moat 33Quality gap 18
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Market size**
**Incredible****$3.1M**
$3.1M/yr · 307K searches
**Conversion**
**Great****9.8%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Good****$101.81**
avg listing price — sweet spot $15–$100
**Review moat**
**Okay****3,164.85**
avg incumbent reviews — the moat a new listing must climb
**Price range**
**Okay****$10.60–$270.50**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Okay****+4.3%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****78%**
top-5 click share — a locked-up shelf
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**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, class k fire extinguisher is a $3.1M/yr Amazon United States market (307K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jun–Jul. Verdict: Skip it — 49/100.
Data updated Jul 30, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **class k fire extinguisher market data**
- **Units sold / yr**
- **25K–30K**
- avg 1,500–2,000/product
- **Revenue / yr**
- **$2.5M–$3.1M**
- units × avg price
- **Conversion rate**
- **9.8%**
- **Avg BSR**
- **#41**
- **Page quality**
- **0%**
- **Prime**
- **92%**
- **Sponsored**
- **92%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **42 months**
- **Avg seller age**
- **163 days**
## **Competition & brand share**
The top 5 products capture 78% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**5 **▼falling
**Sellers**
**31**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**78%**
Top 20: 100%
**Open market**
**0%**
- Kidde57% - AmzBoom24% - Ougist9% - Amerex7% - Generic2%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +4.3% search growth over the last 90 days.
5K3KSpike '25Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jun, Jul · busiest ÷ quietest = 3.2×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/class-k-fire-extinguisher/trend)
## **Top class k fire extinguisher search terms**
- **kitchen fire extinguisher**94K/yr+4.8%10.8% conv. - **class k fire extinguisher**55K/yr+17.2%3.1% conv. - **kitchen fire extinguisher home**57K/yr-2.6%8.7% conv. - **fire extinguisher kitchen**28K/yr-1.0%3.5% conv. - **fire extinguisher for kitchen**17K/yr+0.5%9.2% conv. - **k fire extinguisher**7K/yr+13.6%6.1% conv. - **k class fire extinguisher**7K/yr+1.6%4.5% conv. - **grease fire extinguisher**8K/yr+0.7%7.2% conv. - **fire extinguisher for home kitchen**8K/yr-1.1%8.6% conv. - **class k fire extinguisher kitchen**6K/yr-31.6%6.0% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/class-k-fire-extinguisher/search-terms)
## **Top class k fire extinguisher 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%$306K20%$611K30%$917K40%$1.2M101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 13 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Kidde Kitchen Fire Extinguisher 711A RESSP**Kidde**$21.94**4.7★1,290 rev](https://www.amazon.com/dp/B0C634VLTV) [2**AmzBoom 2-Pack Fire Extinguisher for Home Kitchen Car and Grill with Mounting Bracket Extinguishing Spray Compact A B C K Eco-Friendly Prevents Reignition.**AmzBoom**$18.67**4.7★2,448 rev](https://www.amazon.com/dp/B0DH5CM2CC) [3**Kidde Basic 110 Fire Extinguisher for Home 1-A:10-B:C FA110G 1 Pack**Kidde**$25.87**4.8★30,011 rev](https://www.amazon.com/dp/B00002ND64) [4**Ougist Class K Fire Extinguisher for Kitchen 1-A:K 34 Fl Oz Wet Chemical**Ougist**$64.46**5.0★19 rev](https://www.amazon.com/dp/B0G4M937GT) [5**Kidde Kitchen + Home Fire Extinguisher Set 711A | 1-A:10-B:C RESSP+FA110G**Kidde**$46.91**4.8★1,285 rev](https://www.amazon.com/dp/B0C63914WK)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Ougist Class K Fire Extinguisher for Kitchen 1-A:K 34 Fl Oz Wet Chemical**Ougist**$64.46**19 rev8mo ago](https://www.amazon.com/dp/B0G4M937GT) [**Strike First SF-6LK 6 Liter Wet Chemical Class A K Fire Extinguisher Ideal for Kitchen USE**Generic**$270.50**20 rev1y ago](https://www.amazon.com/dp/B0FDBGJ7PW) [**Fire Extinguisher for Home 1Pack Kitchen Car and Grill Compact Water-Based A B C K Extinguisher with 6-Year Warranty and Easy Storage.**AmzBoom**$10.60**1,029 rev1y ago](https://www.amazon.com/dp/B0DJ1M79C4) [**AmzBoom 2-Pack Fire Extinguisher for Home Kitchen Car and Grill with Mounting Bracket Extinguishing Spray Compact A B C K Eco-Friendly Prevents Reignition.**AmzBoom**$18.67**2,448 rev1y ago](https://www.amazon.com/dp/B0DH5CM2CC) [**AmzBoom Fire Extinguisher for Home Car Kitchen and Boat 3-Pack Portable Extinguishing Aerosol Spray Compact A B C K Includes Mounting Brackets for Easy Access.**AmzBoom**$24.49**1,222 rev1y ago](https://www.amazon.com/dp/B0DH5X7962)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Ougist Class K Fire Extinguisher for Kitchen 1-A:K 34 Fl Oz Wet Chemical**Ougist**$64.46**5.0★**▲ 225%**](https://www.amazon.com/dp/B0G4M937GT) [**Amerex C262 Class K Fire Extinguisher for Kitchen Use**Amerex**$270.13**4.9★**▲ 41%**](https://www.amazon.com/dp/B0C1TMLRZ1) [**Kidde Kitchen + Home Fire Extinguisher Set 711A | 1-A:10-B:C RESSP+FA110G**Kidde**$46.91**4.8★**▲ 17%**](https://www.amazon.com/dp/B0C63914WK) [**AmzBoom Fire Extinguisher for Home Car Kitchen and Boat 3-Pack Portable Extinguishing Aerosol Spray Compact A B C K Includes Mounting Brackets for Easy Access.**AmzBoom**$24.49**4.6★**▲ 11%**](https://www.amazon.com/dp/B0DH5X7962) [**AmzBoom 2-Pack Fire Extinguisher for Home Kitchen Car and Grill with Mounting Bracket Extinguishing Spray Compact A B C K Eco-Friendly Prevents Reignition.**AmzBoom**$18.67**4.7★**— 7%**](https://www.amazon.com/dp/B0DH5CM2CC)
**~~View all trending →~~**
## **What buyers say about class k fire extinguisher**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**15%
*“It fits under my sink”*
**Value For Money**15%
*“Great deal”*
**Ease Of Use**12%
*“Ease of use”*
**Quality-Overall**8%
*“The overall build quality appears excellent”*
**Advertised Vs Actual Product**8%
*“As advertised”*
**Fire Resistance**7%
*“Fire Extinguisher”*
**Compactness**6%
*“Compact - easy to store”*
**Weight Light**3%
*“lightweight fire extinguisher”*
**Safety Standards**3%
*“Exactly perfect for safety”*
**Assembly/Installation**2%
*“Easily installed”*
### **What buyers complain about **
**Size-Overall**34%
*“that one does not fit either”*
**Leak-Proof**13%
*“Suddenly started leaking”*
**Quality-Overall**8%
*“cheaply made”*
**Durability**6%
*“which ended up snapping off”*
**Functionality-Overall**4%
*“Didn't do the job”*
**Advertised Vs Actual Product**3%
*“I should have read the description better”*
**Flammable**2%
*“didnt even come close to putting the fire out”*
**Spray/Flow**2%
*“The very first bottle failed to spray anything after pulling the yellow tab”*
**Weight Heavy**1%
*“Too heavy”*
**Material Quality**1%
*“the support is made of cheap plastic”*
## **Common questions**
- **Is class k fire extinguisher profitable to sell on Amazon United States?**
- The niche generates $3.1M/yr across 13 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +4.3%. Flapen's verdict: Skip it (49/100).
- **How competitive is the class k fire extinguisher niche?**
- 5 brands and 31 sellers compete. The top 5 products take 78% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in class k fire extinguisher?**
- Top complaints mined from reviews: Size-Overall, Leak-Proof, Quality-Overall. The return rate is 0.0%.
- **When does demand for class k fire extinguisher peak?**
- Demand peaks in Jun–Jul; the busiest month runs 3.2× the quietest.
- **What does it cost to enter the class k fire extinguisher niche?**
- Listings span $10.60–$270.50; the average listing price is $101.81 (sweet spot $15–$100). The average incumbent carries 3,165 reviews — the moat a new listing must climb.
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