---
title: "Pet Filter — $212K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/pet-supplies/pet-filter"
last_updated: "2026-07-21T17:36:30.054Z"
locale: en
meta:
description: "Niche score 53/100 · $212K/yr market · 79K searches/yr. A deep review moat (7,837 avg reviews) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 53/100 · $212K/yr market · 79K searches/yr. A deep review moat (7,837 avg reviews) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Pet Filter — $212K/yr Amazon US Niche (2026) - Flapen"
---
# **pet filter**
**Worth a look**
Shows low returns (0.8%), but a deep review moat (7,837 avg reviews) keeps it on the watch list.
Market size 41Growth 31Conversion 95Competition 52Returns 96Price range 84Avg price 91Brand share 25Review moat 23Quality gap 27
**Returns**
**Incredible****0.8%**
return rate — above 6% kills the launch gate
**Conversion**
**Incredible****12.6%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****$21.32**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$6.35–$67.98**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Good****54%**
top-5 click share — leaders hold, buyers still browse
**Market size**
**Okay****$212K**
$212K/yr · 79K searches
**Growth**
**Okay****+5.2%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Bad****90%**
top-5 brand share — brand-locked demand
**Review moat**
**Bad****7,836.55**
avg incumbent reviews — the moat a new listing must climb
According to Flapen's Amazon United States niche tracking, pet filter is a $212K/yr Amazon United States market (79K searches/yr). The top 5 brands hold 90% of demand. Verdict: Worth a look — 53/100.
Data updated Jul 9, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **pet filter market data**
- **Units sold / yr**
- **13K–15K**
- avg 750–1,000/product
- **Revenue / yr**
- **$267K–$320K**
- units × avg price
- **Launch success**
- **—**
- 1 of 1 new (360d)
- **Conversion rate**
- **12.6%**
- **Avg BSR**
- **#186**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **65%**
- **Out of stock**
- **7.7%**
- **Avg brand age**
- **36 months**
- **Avg seller age**
- **174 days**
## **Competition & brand share**
The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**8 **—flat
**Sellers**
**25**
**Top-5 brand share**
**90%**
Top 20: 100%
**Top-5 click share**
**54%**
Top 20: 100%
**Open market**
**5%**
- PetSafe62% - PET STANDARD10% - Zuqqony7% - MyfatBOSS6% - drinkwel5% - Ukulork5% - Open — no brand owns it (2 brands, 5%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +5.2% search growth over the last 90 days.
2K1KSpike '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.2×
[**Open Trend **](https://flapen.com/research/us/pet-supplies/pet-filter/trend)
## **Top pet filter search terms**
- **drinkwell pet fountain filters**23K/yr+0.7%22.9% conv. - **petsafe drinkwell filters**18K/yr+4.6%7.9% conv. - **drinkwell**15K/yr+23.6%3.8% conv. - **drinkwell platinum pet fountain**5K/yr+43.4%10.4% conv. - **drinkwell replacement carbon filters**9K/yr-25.8%16.1% conv. - **petsafe drinkwell replacement carbon filters**5K/yr-10.8%13.6% conv. - **drinkwell 360**3K/yr+3.5%5.9% conv. - **drinkwell filters**2K/yr+9.6%19.4% conv. [**All search terms **](https://flapen.com/research/us/pet-supplies/pet-filter/search-terms)
## **Top pet filter 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%$21K20%$42K30%$64K40%$85K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 20 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**PetSafe Drinkwell Premium Replacement Carbon Filters Dog and Cat Water Fountain Filters Pack of 12**PetSafe**$13.59**4.7★27,463 rev](https://www.amazon.com/dp/B071J2B3YR) [2**PetSafe Drinkwell Replacement Carbon Filters - Compatible with Drinkwell 1/2 Gallon 1 Gallon 2 Gallon Avalon Pagoda Sedona and Seascape Fountains 12-Pack**PetSafe**$13.56**4.7★18,825 rev](https://www.amazon.com/dp/B072C3F22W) [3**PetSafe Drinkwell Platinum Dog and Cat Water Fountain Automatic Drinking Fountain for Pets 168 Ounce Grey**PetSafe**$48.53**4.3★23,215 rev](https://www.amazon.com/dp/B000L3XYZ4) [4**PetSafe Drinkwell Replacement Foam Filters - Compatible with PetSafe Ceramic and Stainless Steel Pet Fountains for Water Dispensers 2 Pack (PAC00-13711)**PetSafe**$6.35**4.7★15,385 rev](https://www.amazon.com/dp/B0085NVFTE) [5**20 Pcs Cat Water Fountain Filters Replacment Compatible with PetSafe Drinkwell Fountains 10 Replacement Carbon Filters & 10 Replacement Sponges Foam Filter Compatible with PetSafe Water Fountain**Zuqqony**$17.04**4.5★299 rev](https://www.amazon.com/dp/B0DD3G6XFH)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**PetSafe Drinkwell Platinum Cat Water Fountain - Pet Fountain for All Pet Sizes Encourages More Drinking Includes 12-Pack of Replaceable Carbon Filters Indoor Use Grey (168 oz/5L)**PetSafe**$57.02**2 rev2mo ago](https://www.amazon.com/dp/B0GVTTY17F) [**20 Pcs Cat Water Fountain Filters Replacment Compatible with PetSafe Drinkwell Fountains 10 Replacement Carbon Filters & 10 Replacement Sponges Foam Filter Compatible with PetSafe Water Fountain**Zuqqony**$17.04**299 rev1y ago](https://www.amazon.com/dp/B0DD3G6XFH) [**xbbwmrs 15 Count Replacement Carbon Filters Compatible with PetSafe Drinkwell Filters Pet Water Fountain Replacement Cartridges for Dog and Cat Fountain.**xbbwmrs**$14.11**392 rev2y ago](https://www.amazon.com/dp/B0CQXM5TXV) [**TOGGATH 12 Pack Pet Fountain Premium Carbon Replacement Filters Compatible with PetSafe Drinkwell Platinum Multi-Tier Everflow Outdoor Dog Water Dispenser Dog Cat Water Fountain Charcoal Filters**TOGGATH**$18.43**213 rev3y ago](https://www.amazon.com/dp/B0BW4HJWGZ) [**16 Pack Pet Fountain Filter Replacement 8 Carbon Filters and 8 Foam Pre-Filter Replacement Compatible with Multiple Pet Water Dspensers Water Bowl**Ukulork**$15.06**3,109 rev4y ago](https://www.amazon.com/dp/B09Z29KPW1)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**PetSafe Drinkwell Platinum Cat Water Fountain - Pet Fountain for All Pet Sizes Encourages More Drinking Includes 12-Pack of Replaceable Carbon Filters Indoor Use Grey (168 oz/5L)**PetSafe**$57.02**5.0★**▲ 337%**](https://www.amazon.com/dp/B0GVTTY17F) [**MyfatBOSS Cat Water Fountain Filter Replacement Pet Fountain Replacement Foam Filters Compatible with Petsafe Drinkwell Pet Fountain Filters for Drinkwell Stainless Steel 360 Water Fountain 12PCS**MyfatBOSS**$9.85**4.7★**▲ 37%**](https://www.amazon.com/dp/B07WLJVBNH) [**MyfatBOSS 12PCS Replacement Carbon Filters Compatible with PetSafe Drinkwell Fountain Platinum Multi-Tier Everflow Outdoor Charcoal Dog and Cat Water Fountain Filter**MyfatBOSS**$17.46**4.6★**▲ 29%**](https://www.amazon.com/dp/B08HQGQX2D) [**drinkwel Better Mornings - Premium Multivitamin Supplement - Liver Cleanse Immune Support- Milk Thistle Vitamin C Zinc Magnesium - 30 Count**drinkwel**$19.29**4.5★**▲ 22%**](https://www.amazon.com/dp/B096ZD99H5) [**PetSafe Drinkwell Replacement Carbon Filters - Compatible with Drinkwell 1/2 Gallon 1 Gallon 2 Gallon Avalon Pagoda Sedona and Seascape Fountains 12-Pack**PetSafe**$13.56**4.7★**▲ 17%**](https://www.amazon.com/dp/B072C3F22W)
**~~View all trending →~~**
## **What buyers say about pet filter**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Filtration**18%
*“Great filters”*
**Quality-Overall**14%
*“Just as good as name brand”*
**Value For Money**11%
*“Great value”*
**Size-Overall**10%
*“Exact fit”*
**Advertised Vs Actual Product**10%
*“Exactly what I needed”*
**Pet Friendly**6%
*“The dog loves it”*
**Ease Of Cleaning**5%
*“clean water”*
**Water Flow**5%
*“Fountain perfect”*
**Ease Of Use**3%
*“Easy to use”*
**Durability**2%
*“It wasn't even broken when I bought the second one”*
### **What buyers complain about **
**Filtration**20%
*“pods do not filter”*
**Durability**8%
*“Parts will break”*
**Quality-Overall**7%
*“the quality is significantly lower”*
**Ease Of Cleaning**6%
*“A PAIN to Clean”*
**Leak-Proof**6%
*“leaks already”*
**Water Flow**6%
*“The water pump is an issue as well”*
**Color**5%
*“Mine were not white like in the picture”*
**Value For Money**4%
*“Very overpriced”*
**Thickness**3%
*“The filters are so thick”*
**Size-Overall**3%
*“Doesnt fit as it should”*
### **Top return reasons **
**Size-Overall**39%
**Filtration**17%
**Compatibility-Overall**8%
**Leak-Proof**6%
**Functionality-Overall**4%
**Defective Material/Parts**4%
**Advertised Vs Actual Product**4%
**Value For Money**3%
**Product Condition**2%
**Water Resistance**2%
## **Common questions**
- **Is pet filter profitable to sell on Amazon United States?**
- The niche generates $212K/yr across 20 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +5.2%. Flapen's verdict: Worth a look (53/100).
- **How competitive is the pet filter niche?**
- 8 brands and 25 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 90% of demand.
- **What do buyers complain about in pet filter?**
- Top complaints mined from reviews: Filtration, Durability, Quality-Overall. The return rate is 0.8%.
- **When does demand for pet filter peak?**
- Demand is steady year-round — the busiest month runs 1.2× the quietest.
- **What does it cost to enter the pet filter niche?**
- Listings span $6.35–$67.98; the average listing price is $21.32 (sweet spot $15–$100). The average incumbent carries 7,837 reviews — the moat a new listing must climb.
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