---
title: "Sundance Spa Filter — $98K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/sundance-spa-filter"
last_updated: "2026-08-10T07:57:42.700Z"
locale: en
meta:
description: "Niche score 61/100 · $98K/yr market · 25K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 61/100 · $98K/yr market · 25K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Sundance Spa Filter — $98K/yr Amazon US Niche (2026) - Flapen"
---
# **sundance spa filter**
**Worth a look**
Shows sweet-spot pricing room ($16.83–$81.55), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 24Growth 54Conversion 77Competition 68Returns 91Price range 95Avg price 93Brand share 50Review moat 92Quality gap 37
**Price range**
**Incredible****$16.83–$81.55**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Great****$51.76**
avg listing price — sweet spot $15–$100
**Review moat**
**Great****156.53**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Great****1.2%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****7.5%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Good****44%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Good****+26.7%**
90-day search growth — must beat 0% to launch
**Brand share**
**Okay****75%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$98K**
$98K/yr · 25K searches
**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, sundance spa filter is a $98K/yr Amazon United States market (25K searches/yr). The top 5 brands hold 75% of demand. Demand peaks in Oct. Verdict: Worth a look — 61/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **sundance spa filter market data**
- **Units sold / yr**
- **3K–3K**
- avg 0–100/product
- **Revenue / yr**
- **$129K–$155K**
- units × avg price
- **Conversion rate**
- **7.5%**
- **Avg BSR**
- **#1,298**
- **Page quality**
- **0%**
- **Prime**
- **91%**
- **Sponsored**
- **100%**
- **Out of stock**
- **2.6%**
- **Avg brand age**
- **59 months**
- **Avg seller age**
- **209 days**
## **Competition & brand share**
The top 5 products take 44% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**17 **▲rising
**Sellers**
**26**
**Top-5 brand share**
**75%**
Top 20: 100%
**Top-5 click share**
**44%**
Top 20: 86%
**Open market**
**18%**
- Sundance35% - POOLPURE13% - Cryspool10% - Beendou10% - Sundance Spas7% - REEPLAR7%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +26.7% search growth over the last 90 days.
600400Spike '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Oct · busiest ÷ quietest = 1.8×
[**Open Trend **](https://flapen.com/research/us/patio-lawn-garden/sundance-spa-filter/trend)
## **Top sundance spa filter search terms**
- **sundance spa filter**15K/yr+15.0%7.9% conv. - **sundance 880 spa filter**6K/yr+40.5%12.0% conv. - **sundance 780 series spa filter**4K/yr+50.5%6.4% conv. [**All search terms **](https://flapen.com/research/us/patio-lawn-garden/sundance-spa-filter/search-terms)
## **Top sundance spa 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%3%$3K6%$6K9%$9K12%$12K1101001K 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**Sundance Spa Microclean Filter Set 6540-501 & 6540-502 ;from#clearviewhome**Sundance**$63.25**4.8★73 rev](https://www.amazon.com/dp/B01LWEHLQ3) [2**Beendou 6541-397 Pool Spa Filter Cartridge Compatible with Sundance Spa Filter 880 Series Outer Filter # 6473-165 with Inner Filter # 6473-164 80 sq 880 Spa Filter Sundance 880 Spa Filter**Beendou**$69.31**4.4★97 rev](https://www.amazon.com/dp/B0BGR4VTH6) [3**Sundance Spa Filter OEM 6540-488**Sundance**$81.55**4.7★671 rev](https://www.amazon.com/dp/B00ZLW71W2) [4**Sundance MicroClean Filter Ultra Outer Filter Only #6473-165**Sundance**$66.57**4.7★381 rev](https://www.amazon.com/dp/B00MOMK8YU) [5**Sundance 6540-501 Microclean Filter Cartridge 75sq ft**Sundance Spas**$55.95**4.7★734 rev](https://www.amazon.com/dp/B004SORKJS)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**HANXER Spa Fliter Cartridge Replaces for Sundance 850 780 Series Sundance 6540-501 6540-502 Set Filbur FC-2810 FC-2812 Set PLFC-8380 PSD85-2002 Hot Tub Filter Cartridge 1 Set**HANXER**$52.73**1 rev1y ago](https://www.amazon.com/dp/B0F8HF8LY8) [**HQRP Spa Filter for Sundance 680 Series Hot Tub Replaces Sundance Spas 6540-471 Cartridge Filter Pleatco PRB50-IN Unicel C-4950 Filbur FC-2390 Darlly 40506 5x13 Hot Tub Filter 2 Pack**HQRP**$48.25**8 rev1y ago](https://www.amazon.com/dp/B0DHD7XGXM) [**Wowreed Spa Filter Compatible with C-8380 Sundance 6540-501 PSD85-2002 FC-2810 Aladdin 18007 1 Pack**Wowreed**$29.55**26 rev1y ago](https://www.amazon.com/dp/B0DCS4QRPY) [**POOLPURE 6473-165 Spa Filter Replaces Sundance 6473-165 (Only Outer Filter) AK-6473165 UFC-165 Sundance Spa Filter 880 Series Sundance MicroClean Ultra Hot Tub Filter Cartridge 1 Pack**POOLPURE**$45.79**32 rev2y ago](https://www.amazon.com/dp/B0D877DR6M) [**Chryseos Spa Filter Compatible with Sundance Ultra Set 6541-397(Inner 6473-164 & Outer 6473-165) Sundance Spa Filter 880 Series(2009-2023) FC-2772 80802 Baleen AK-80802 1 Set**Chryseos**$63.87**21 rev2y ago](https://www.amazon.com/dp/B0CHY959MD)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**HQRP Spa Filter for Sundance 680 Series Hot Tub Replaces Sundance Spas 6540-471 Cartridge Filter Pleatco PRB50-IN Unicel C-4950 Filbur FC-2390 Darlly 40506 5x13 Hot Tub Filter 2 Pack**HQRP**$48.25**5.0★**▲ 198%**](https://www.amazon.com/dp/B0DHD7XGXM) [**POOLPURE 6473-165 Spa Filter Replaces Sundance 6473-165 (Only Outer Filter) AK-6473165 UFC-165 Sundance Spa Filter 880 Series Sundance MicroClean Ultra Hot Tub Filter Cartridge 1 Pack**POOLPURE**$45.79**4.5★**▲ 164%**](https://www.amazon.com/dp/B0D877DR6M) [**HANXER 6540-502 Hot Tub Filter Cartridge Replaces for Filbur FC-2812 Sundance Series 850 780 6540-502 PPS750 Darlly PP2002 Inner Pre Filter Disposable for Pool and Spa 1 Pack**HANXER**$16.83**4.9★**▲ 143%**](https://www.amazon.com/dp/B09PDHT4YL) [**Cryspool 6541-397 Spa Filter Compatible with Sundance 880(2009-2023) Ultra Set 6541-397(6473-164 & 6473-165) AK-80802 FC-2772 Hot Tub Filter 1 Pack**Cryspool**$64.15**4.2★**▲ 116%**](https://www.amazon.com/dp/B0CF1QCJ9X) [**HANXER Spa Fliter Cartridge Replaces for Sundance 850 780 Series Sundance 6540-501 6540-502 Set Filbur FC-2810 FC-2812 Set PLFC-8380 PSD85-2002 Hot Tub Filter Cartridge 1 Set**HANXER**$52.73**4.0★**▲ 114%**](https://www.amazon.com/dp/B0F8HF8LY8)
**~~View all trending →~~**
## **What buyers say about sundance spa filter**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**37%
*“Fits well”*
**Filtration**18%
*“Great filter”*
**Quality-Overall**15%
*“Great product and quality for the price - quick shipping”*
**Value For Money**9%
*“Excellent value for a replacement”*
**Advertised Vs Actual Product**6%
*“Does its job”*
**Durability**4%
*“Built to last”*
**Correct Contents**3%
*“looks like it will - great price for both pieces”*
**Assembly/Installation**3%
*“Easy to install”*
**Spray/Flow**1%
*“The water is sparkling clear”*
**Maintenance And Repair**1%
*“It's been running for 3 months and working great”*
### **What buyers complain about **
**Filtration**25%
*“These filters are junk”*
**Size-Overall**20%
*“DOESNT DUCKING fit”*
**Durability**15%
*“It's unusable after just a few weeks”*
**Defective Material/Parts**5%
*“Inner piece was broken”*
**Value For Money**5%
*“The inner filter seems a little cheap”*
**Quality-Overall**4%
*“Poor Quality”*
**Shape/Style**4%
*“is clearly different in shape from the OEM”*
**Jamming/Clogging**3%
*“this time the filter is too easy to clog”*
**Ease Of Cleaning**3%
*“oils in a way that makes them impossible to rinse out”*
**Smell**2%
*“a slight chemical smell”*
### **Top return reasons **
**Size-Overall**65%
**Filtration**20%
**Advertised Vs Actual Product**7%
**Connectivity-Overall**1%
**Functionality-Overall**1%
**Value For Money**1%
**Compatibility-Overall**1%
**Defective Material/Parts**1%
**Material Quality**1%
**Product Condition**1%
## **Common questions**
- **Is sundance spa filter profitable to sell on Amazon United States?**
- The niche generates $98K/yr across 34 tracked products. 90-day search growth is +26.7%. Flapen's verdict: Worth a look (61/100).
- **How competitive is the sundance spa filter niche?**
- 17 brands and 26 sellers compete. The top 5 products take 44% of clicks and top 5 brands hold 75% of demand.
- **What do buyers complain about in sundance spa filter?**
- Top complaints mined from reviews: Filtration, Size-Overall, Durability. The return rate is 1.2%.
- **When does demand for sundance spa filter peak?**
- Demand peaks in Oct; the busiest month runs 1.8× the quietest.
- **What does it cost to enter the sundance spa filter niche?**
- Listings span $16.83–$81.55; the average listing price is $51.76 (sweet spot $15–$100). The average incumbent carries 157 reviews — the moat a new listing must climb.
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