---
title: "Af-scz-25hfs — $143K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/af-scz-25hfs"
last_updated: "2026-08-08T15:52:07.485Z"
locale: en
meta:
description: "Niche score 46/100 · $143K/yr market · 19K searches/yr · $45.94 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 46/100 · $143K/yr market · 19K searches/yr · $45.94 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Af-scz-25hfs — $143K/yr Amazon US Niche (2026) - Flapen"
---
# **af-scz-25hfs**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 31Growth 36Conversion 98Competition 6Returns 97Price range 95Avg price 95Brand share 0Review moat 88Quality gap 13
**Conversion**
**Incredible****16.0%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Incredible****0.5%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$45.94**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****$22.31–$70.31**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Great****249**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Okay****+8.9%**
90-day search growth — must beat 0% to launch
**Market size**
**Okay****$143K**
$143K/yr · 19K searches
**Quality gap**
**Bad****4.8★**
avg incumbent rating — lower means beatable quality
**Competition**
**Bad****93%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** Out of Stock**](https://flapen.com/research/niches?market=us&signal=out_of_stock "OOS rate > 10%")
According to Flapen's Amazon United States niche tracking, af-scz-25hfs is a $143K/yr Amazon United States market (19K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 46/100.
Data updated Jul 28, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **af-scz-25hfs market data**
- **Units sold / yr**
- **3K–3K**
- avg 500–750/product
- **Revenue / yr**
- **$115K–$138K**
- units × avg price
- **Conversion rate**
- **16.0%**
- **Avg BSR**
- **#459**
- **Page quality**
- **0%**
- **Prime**
- **86%**
- **Sponsored**
- **43%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **66 months**
- **Avg seller age**
- **171 days**
## **Competition & brand share**
The top 5 products capture 93% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**3 **—flat
**Sellers**
**5**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**93%**
Top 20: 100%
**Open market**
**0%**
- Aquasure75% - VELNOR21% - Elovener5% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 101 weeks — +8.9% search growth over the last 90 days.
500300Spike '24Holiday '24Prime Day '25Spike '25Spike '26 seasonDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.5×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/af-scz-25hfs/trend)
## **Top af-scz-25hfs 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%15%$21K30%$43K45%$64K60%$86K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 7 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Fortitude V2 Series Sediment/Carbon/Zinc Bacteria Inhibiting Triple Purpose Replacement Filter - Standard (Sediment/Carbon/Zinc Standard)**Aquasure**$39.71**4.8★1,481 rev](https://www.amazon.com/dp/B08BWB544L) [2**Compatible with Aquasure Fortitude V2 AF-SCZ-25HFS Replacement Water Filter**VELNOR**$37.96**4.6★14 rev](https://www.amazon.com/dp/B0GK169Y2B) [3**Aquasure Fortitude V2 Series AF-SPX-25HFS Sediment/Carbon/Siliphos Anti-Rust Media Bacteria & Scale Inhibitor Triple Purpose Whole House Replacement Filter Cartridge For AS-FS-25SPX Standard Size**Aquasure**$56.45**4.6★41 rev](https://www.amazon.com/dp/B0BWPX7HLZ) [4**Fortitude V2 Series High Flow 30 Micron Pleated Sediment Filter Standard Size**Aquasure**$22.31**4.6★101 rev](https://www.amazon.com/dp/B08L9RJ846) [5**Fortitude V2 Series Sediment/Carbon/Zinc Triple Purpose Replacement Filter Compatible with the Aquasure Fortitude V2 Series Filtration System (AS-FS-25SCZ) (AS-WHF Series) (AS-HS Series) 2 Pack**Elovener**$67.02**5.0★6 rev](https://www.amazon.com/dp/B0H2VZBV71)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Fortitude V2 Series Sediment/Carbon/Zinc Triple Purpose Replacement Filter Compatible with the Aquasure Fortitude V2 Series Filtration System (AS-FS-25SCZ) (AS-WHF Series) (AS-HS Series) 2 Pack**Elovener**$67.02**6 rev2mo ago](https://www.amazon.com/dp/B0H2VZBV71) [**Compatible with Aquasure Fortitude V2 AF-SCZ-25HFS Replacement Water Filter**VELNOR**$37.96**14 rev6mo ago](https://www.amazon.com/dp/B0GK169Y2B) [**2 Pack Compatible with Aquasure Fortitude V2 Series Enhanced Design Replacement Water Filter Sediment Carbon & Zinc Compatible with AS-FS-25FCZ (AF-SCZ-25HFS) AS-HS & AS-WHF Systems**VELNOR**$70.31**1 rev6mo ago](https://www.amazon.com/dp/B0GK1294HH) [**Aquasure Fortitude V2 Series AF-SPX-25HFS Sediment/Carbon/Siliphos Anti-Rust Media Bacteria & Scale Inhibitor Triple Purpose Whole House Replacement Filter Cartridge For AS-FS-25SPX Standard Size**Aquasure**$56.45**41 rev3y ago](https://www.amazon.com/dp/B0BWPX7HLZ) [**Fortitude V2 Series High Flow 30 Micron Pleated Sediment Filter Large Size**Aquasure**$27.80**99 rev5y ago](https://www.amazon.com/dp/B094PXKQYZ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Fortitude V2 Series Sediment/Carbon/Zinc Triple Purpose Replacement Filter Compatible with the Aquasure Fortitude V2 Series Filtration System (AS-FS-25SCZ) (AS-WHF Series) (AS-HS Series) 2 Pack**Elovener**$67.02**5.0★**▲ 228%**](https://www.amazon.com/dp/B0H2VZBV71) [**2 Pack Compatible with Aquasure Fortitude V2 Series Enhanced Design Replacement Water Filter Sediment Carbon & Zinc Compatible with AS-FS-25FCZ (AF-SCZ-25HFS) AS-HS & AS-WHF Systems**VELNOR**$70.31**5.0★**▲ 228%**](https://www.amazon.com/dp/B0GK1294HH) [**Compatible with Aquasure Fortitude V2 AF-SCZ-25HFS Replacement Water Filter**VELNOR**$37.96**4.6★**▲ 137%**](https://www.amazon.com/dp/B0GK169Y2B) [**Fortitude V2 Series High Flow 30 Micron Pleated Sediment Filter Standard Size**Aquasure**$22.31**4.6★**▲ 53%**](https://www.amazon.com/dp/B08L9RJ846) [**Fortitude V2 Series High Flow 30 Micron Pleated Sediment Filter Large Size**Aquasure**$27.80**4.9★**— 7%**](https://www.amazon.com/dp/B094PXKQYZ)
**~~View all trending →~~**
## **What buyers say about af-scz-25hfs**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Filtration**42%
*“Good filter”*
**Quality-Overall**13%
*“Great quality”*
**Assembly/Installation**10%
*“Easy to install”*
**Size-Overall**9%
*“Fits great”*
**Advertised Vs Actual Product**7%
*“Works as described”*
**Value For Money**5%
*“this pack offers excellent value”*
**Water Resistance**4%
*“I noticed a big difference in water quality after replacing”*
**Compatibility-Overall**2%
*“Works and fits for the Auquasure V2 fortitude”*
**Leak-Proof**1%
*“water flow remained strong with no leaks or installation issues”*
### **What buyers complain about **
**Water Resistance**21%
*“I guess it all depends on how dirty water is”*
**Smell**10%
*“the filter housing itself had a bad smell”*
**Rusts/Corrodes**8%
*“it was. full of rust.”*
**Value For Money**6%
*“Hate to spend the money”*
**Advertised Vs Actual Product**6%
*“especially when the advertise that it wont”*
**Filtration**4%
*“The sad thing is I need no filters cost of this much”*
**Recycle/Reuse**4%
*“They stated you should not reuse them”*
**Color**4%
*“The filter had turned extremely dark — almost black/tar-colored —”*
### **Top return reasons **
**Size-Overall**45%
**Filtration**25%
**Compatibility-Overall**14%
**Value For Money**4%
**Functionality-Overall**3%
**Product Condition**2%
**Quality-Overall**1%
**Advertised Vs Actual Product**1%
**Smell**1%
**Durability**1%
## **Common questions**
- **Is af-scz-25hfs profitable to sell on Amazon United States?**
- The niche generates $143K/yr across 7 tracked products. 2 of 3 products launched in the last 360 days are still selling. 90-day search growth is +8.9%. Flapen's verdict: Skip it (46/100).
- **How competitive is the af-scz-25hfs niche?**
- 3 brands and 5 sellers compete. The top 5 products take 93% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in af-scz-25hfs?**
- Top complaints mined from reviews: Water Resistance, Smell, Rusts/Corrodes. The return rate is 0.5%.
- **When does demand for af-scz-25hfs peak?**
- Demand is steady year-round — the busiest month runs 1.5× the quietest.
- **What does it cost to enter the af-scz-25hfs niche?**
- Listings span $22.31–$70.31; the average listing price is $45.94 (sweet spot $15–$100). The average incumbent carries 249 reviews — the moat a new listing must climb.
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