Master Spa Filters
MaybeProducts sell for $41.58 on average, inside the sweet spot. But shoppers spend an estimated $61K a year here, so Master Spa Filters is a Maybe.
- Flapen Score
- 53 / 100Ranks 5,174 of 8,839 Patio, Lawn & Garden niches · −3 vs the category median of 5653
- Market size
- $61K/yr37K searches / yr
- 90-day growth
- +13.1%search demand this quarter
- Competition
- 44%top-5 click share · 20 brands · 27 sellers
Flapen Score
Master Spa Filters against its category
The dotted line is the Patio, Lawn & Garden average. Past it, Master Spa Filters is stronger. Inside it, weaker.
Market
The Master Spa Filters market on Amazon at a glance
Shoppers on Amazon United States searched for Master Spa Filters 37K times last year and spent an estimated $61K. The top 5 brands take 68% of clicks. Flapen scores it 53 out of 100, a Maybe.
01 · Demand
An estimated 3.9% of those searches ended in a purchase.
Shoppers searched for this 37K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 3.9% of those searches ended in a purchase. Searches in the last 90 days moved +13.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated $61K a year.
- Searches, last 12 months
- 37K
- Growth, 90 days vs prior 90
- +13.1%
- Conversion, latest week
- 3.9%
- Market size, estimated
- $61Ka year
- Peak month
- April1.5× the quietest month
- Top search term
- master spa filters19K searches a year
02 · Price
A sale here is worth $41.58.
Listings sell for $41.58 on average, from $20.51 to $96.04. Amazon reports units sold in ranges. This niche sold 1K to 1K a year. The average listing sells 0 to 100 of them. At $41.58 that is $0 to $4K a year per listing.
- Average price
- $41.58inside the $15 to $100 sweet spot
- Price range
- $20.51–$96.04
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 1K–1K
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$4K
- Returns
- 2.7%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads.
93% of listings pay for placement with sponsored ads. 87% ship with Prime. On an average day, 0.6% of listings are out of stock. The average listing ranks #1,356 within Filters & Filter Media. It carries 153 reviews at 4.57 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 93%
- Prime listings
- 87%
- Out of stock, average day
- 0.6%
- Average rank
- #1,356in Filters & Filter Media
- Average rating
- 4.57 starsAmazon United States average 4.42 stars
- Average reviews
- 153per listing
- Listings tracked
- 30
04 · Newcomers
0 of last year's 4 launches cleared the first-year sales bar.
4 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 40 months on average, so the names here are settling in.
- Launched, last 12 months
- 4
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 40 months
Products
Top Master Spa Filters products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 24, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Cryspool 06012 Filter Compatible with 6CH-402 PMA40L-F2M X268543 Master Spas Twilight X268365 X26851 X268514 40 Sq. Ft Spa Filter Cartridge 2 Pack
- Price
- $52.67
- Rating
- 4.6/5
- Reviews
- 121
- Age
- 3y ago

LVJUSEN Spa Filter Replaces PMA-R3 X268548 Master Spa Filter/Nordic Retreat Spa Filter/Pleatco PWW35L/Unicel 4CH-935 Fits Most Clarity Healthy Living Spas-2 Pack
- Price
- $43.05
- Rating
- 4.3/5
- Reviews
- 103
- Age
- 1y ago

Future Way PWW35L Hot Tub Filter Replacement for X268548-PMA-R3 Unicel 4CH-935817-4035 Filbur FC-0710Waterway Teleweir 35 SF Replace Pleatco PWW35L Spa Filter SD-01235 PDC580-AFS 35 Sq. Ft
- Price
- $27.28
- Rating
- 4.4/5
- Reviews
- 130
- Age
- 2y ago

LVJUSEN PMA40L Spa Filter Replaces Master Spas Filter X268543 PMA40L-F2M Fits Most Twilight Series Spa Compatible with 6CH-402/ FC-0317/ X268365-2 Pack
- Price
- $46.80
- Rating
- 4.7/5
- Reviews
- 25
- Age
- 1y ago

SUNRRA PWW35L Hot Tub Filter Replacement Compatible with Master Spa X268548-PMA-R3PWW35L Unicel 4CH-935 Waterway 817-4035 Teleweir 35 SF Replace Pleatco PWW35L SPA Filter Cartridge 35 Sq. Ft
- Price
- $26.14
- Rating
- 4.8/5
- Reviews
- 12
- Age
- 9mo ago
Trending
estimated 90-day click momentum
Chryseos Spa Filter Compatible with 6CH-940 FC-0359 PWW50P3 (1 1/2 Coarse Thread) 817-0050 25252 03FIL1400 SAE Thread 45 sq.ft. 2 Pack
- Price
- $31.19
- Rating
- 4.7/5
- Reviews
- 148
- Age
- 2y ago

POOLPURE 6CH-352 Hot Tub Filter Replaces Artesian Spas 06-0014-12 Master Spas PMA-R1 X268546 PAS40-F2M Unicel 6CH-352 Filbur FC-0312 AK-90131 40 Sq. Ft Spa Filter Cartridge 2 Pack
- Price
- $55.90
- Rating
- 4.6/5
- Reviews
- 68
- Age
- 2y ago

In The Swim Premium Spa Filter Cartridge Replacement for Master Spas Eco-Pur
- Price
- $32.79
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 2y ago

Mamokin Spa Filter 6CH-402 Replaces PMA40L-F2M Master Spas Twilight X268365 X268543 X268511 X268514 Unicel 6CH-402 Filbur FC-0317 2 Male Thread/MPT Hot Tub Filter 2PACK
- Price
- $50.10
- Rating
- 4.6/5
- Reviews
- 72
- Age
- 2y ago

LVJUSEN PMA40L Spa Filter Replaces Master Spas Filter X268543 PMA40L-F2M Fits Most Twilight Series Spa Compatible with 6CH-402/ FC-0317/ X268365-1 Pack
- Price
- $26.12
- Rating
- 4.7/5
- Reviews
- 25
- Age
- 1y ago
Newest
by launch date
Crocker Sales X268549 Outer White Front Access Master Spas Filter
- Price
- $73.67
- Rating
- 5.0/5
- Reviews
- 2
- Age
- 2mo ago

SpiroPure Replacement for Master Spa X268526 Pleatco PMA15P3 Filbur FC-0002 Master Spa Legacy LW 524 Hot Tub Spa Pool Cartridge
- Price
- $41.85
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 8mo ago

SUNRRA PWW35L Hot Tub Filter Replacement Compatible with Master Spa X268548-PMA-R3PWW35L Unicel 4CH-935 Waterway 817-4035 Teleweir 35 SF Replace Pleatco PWW35L SPA Filter Cartridge 35 Sq. Ft
- Price
- $26.14
- Rating
- 4.8/5
- Reviews
- 12
- Age
- 9mo ago

LVJUSEN Spa Filter Replaces PMA-R3 X268548 Master Spa Filter/Nordic Retreat Spa Filter/Pleatco PWW35L/Unicel 4CH-935 Fits Most Clarity Healthy Living Spas-2 Pack
- Price
- $43.05
- Rating
- 4.3/5
- Reviews
- 103
- Age
- 1y ago

LVJUSEN PMA40L Spa Filter Replaces Master Spas Filter X268543 PMA40L-F2M Fits Most Twilight Series Spa Compatible with 6CH-402/ FC-0317/ X268365-2 Pack
- Price
- $46.80
- Rating
- 4.7/5
- Reviews
- 25
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 44% of clicks. Leaders hold, but buyers still shop past them.
Brands
20 rising
Sellers
27
Est. top-5 brand share
68%
Top 20: 100%
Est. top-5 click share
44%
Top 20: 92%
Open market
25%
- LVJUSEN21%
- POOLPURE17%
- Cryspool12%
- Future Way9%
- Chryseos9%
- SUNRRA7%
Demand
Master Spa Filters search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.5×
Search terms
Top Master Spa Filters search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- master spa filters19K/yr
- master spa twilight series filters9K/yr
- master spa filter4K/yr
- pma-r3 x268548 master spa filter4K/yr
- master spa filters eco pur1K/yr
Reviews and returns
What reviews say buyers love and hate about Master Spa Filters
We read the reviews and the return reasons for every product selling here.
“Too big”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
19 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Master Spa Filters questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









