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61

refrigerator water filter

Launch it

A $11.7M/yr market growing +5.9% this quarter with returns at 1.1% — clears our launch bar.

Market size 100Growth 32Conversion 79Competition 48Returns 92Price range 88Avg price 95Brand share 47Review moat 10Quality gap 21

Market size

Incredible$11.7M

$11.7M/yr · 3.8M searches

Avg price

Incredible$38.89

avg listing price — sweet spot $15–$100

Returns

Great1.1%

return rate — above 6% kills the launch gate

Price range

Great$11.26–$56.28

cheapest to priciest tracked listing — scored on the share inside $15–$100

Conversion

Great8.0%

search→purchase rate — share of searches ending in a sale

Competition

Okay56%

top-5 click share — leaders hold, buyers still browse

Brand share

Okay77%

top-5 brand share — brands hold most of the demand

Growth

Okay+5.9%

90-day search growth — must beat 0% to launch

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Review moat

Bad30,981.33

avg incumbent reviews — the moat a new listing must climb

According to Flapen's Amazon United States niche tracking, refrigerator water filter is a $11.7M/yr Amazon United States market (3.8M searches/yr). The top 5 brands hold 77% of demand. Verdict: Launch it — 61/100.

Data updated Jul 6, 2026 · scored weekly · How we score niches

Market data

Units sold / yr
250K–300K
avg 10,000–12,500/product
Revenue / yr
$9.7M–$11.7M
units × avg price
Launch success
0 of 0 new (360d)
Conversion rate
8.0%
Avg BSR
#14
Page quality
0%
Prime
100%
Sponsored
96%
Out of stock
0.0%
Avg brand age
63 months
Avg seller age
141 days

Competition

The top 5 products take 56% of clicks — established leaders, but buyers still shop beyond them.

Brands

14 rising

Sellers

53

Top-5 brand share

77%

Top 20: 100%

Top-5 click share

56%

Top 20: 91%

Open market

18%

  • EveryDrop22%
  • GE20%
  • EveryDrop by Whirlpool19%
  • Frigidaire9%
  • HMASAV7%
  • Samsung6%
  • Open — no brand owns it (8 brands, 18%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +5.9% search growth over the last 90 days.
100K60KPrime Day '24Spike '24Prime Day '25Spike '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%$1.2M20%$2.3M30%$3.5M40%$4.7M1K10K100K1.0M Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 27 tracked products in this niche — three views at once, no toggling.

Reviews

What buyers praise and complain about, mined from review topics.

What buyers love

Filtration21%

“Filter works well”

Size-Overall20%

“Fit like a glove”

Value For Money18%

“Decent price”

Quality-Overall10%

“solid overall quality”

Advertised Vs Actual Product9%

“As described”

Ease Of Use3%

“Easy to Change Out”

Compatibility-Overall3%

“No compatibility issues”

Assembly/Installation2%

“Easy Install”

Leak-Proof1%

“No leakage”

Durability1%

“been using them for over a year excellent”

What buyers complain about

Filtration32%

“Poor quality filters”

Value For Money14%

“little expensive”

Functionality-Overall7%

“Does not work well”

Compatibility-Overall5%

“Incompatible”

Durability5%

“Broke after 3 weeks”

Size-Overall5%

“But very very tight”

Leak-Proof4%

“Leaked”

Quality-Overall3%

“Inconsistent Quality”

Water Resistance2%

“Couldnt get water”

Advertised Vs Actual Product2%

“Does not match item description”

Top return reasons

Size-Overall36%
Filtration23%
Compatibility-Overall15%
Functionality-Overall5%
Value For Money4%
Defective Material/Parts3%
Leak-Proof3%
Advertised Vs Actual Product2%
Connectivity-Overall2%
Product Condition2%

Common questions

Is refrigerator water filter profitable to sell on Amazon United States?
The niche generates $11.7M/yr across 27 tracked products. 90-day search growth is +5.9%. Flapen's verdict: Launch it (61/100).
How competitive is the refrigerator water filter niche?
14 brands and 53 sellers compete. The top 5 products take 56% of clicks and top 5 brands hold 77% of demand.
What do buyers complain about in refrigerator water filter?
Top complaints mined from reviews: Filtration, Value For Money, Functionality-Overall. The return rate is 1.1%.
When does demand for refrigerator water filter peak?
Demand is steady year-round — the busiest month runs 1.4× the quietest.
What does it cost to enter the refrigerator water filter niche?
Listings span $11.26–$56.28; the average listing price is $38.89 (sweet spot $15–$100). The average incumbent carries 30,981 reviews — the moat a new listing must climb.

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