Is equate humidifier filter replacement profitable to sell on Amazon United States?

The niche generates $107K/yr across 15 tracked products. 0 of 7 products launched in the last 360 days are still selling. 90-day search growth is -48.4%. Flapen's verdict: Worth a look (53/100).

How competitive is the equate humidifier filter replacement niche?

14 brands and 16 sellers compete. The top 5 products take 61% of clicks and top 5 brands hold 61% of demand.

What do buyers complain about in equate humidifier filter replacement?

Top complaints mined from reviews: Size-Overall, Quality-Overall, Water Resistance. The return rate is 0.8%.

When does demand for equate humidifier filter replacement peak?

Demand peaks in Jan–Feb–Mar–Dec; the busiest month runs 4.6× the quietest.

What does it cost to enter the equate humidifier filter replacement niche?

Listings span $9.19–$39.45; the average listing price is $16.08 (sweet spot $15–$100). The average incumbent carries 246 reviews — the moat a new listing must climb.

equate humidifier filter replacement

Worth a look

Shows searches that convert (17.5% search→purchase), but soft demand (-48.4% this quarter) keeps it on the watch list.

Conversion

Incredible17.5%

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

Returns

Incredible0.8%

return rate — above 5% kills the launch gate

Review moat

Great246.27

avg incumbent reviews — the moat a new listing must climb

Price range

Great$9.19–$39.45

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

Avg price

Great$16.08

avg listing price — sweet spot $15–$100

Brand share

Good61%

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

Competition

Okay61%

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Market size

Okay$107K

$107K/yr · 38K searches

Growth

Bad-48.4%

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

Signals Low Review Barrier

According to Flapen's Amazon United States niche tracking, equate humidifier filter replacement is a $107K/yr Amazon United States market (38K searches/yr). The top 5 brands hold 61% of demand. Demand peaks in Jan–Feb–Mar–Dec. Verdict: Worth a look — 53/100.

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

equate humidifier filter replacement market data

Units sold / yr: 6K–8K; avg 250–500/product
Revenue / yr: $96K–$129K; units × avg price
Conversion rate: 17.5%
Avg BSR: #227
Page quality: 0%
Prime: 93%
Sponsored: 87%
Out of stock: 9.8%
Avg brand age: 37 months
Avg seller age: 110 days

Competition & brand share

The top 5 products take 61% of clicks — established leaders, but buyers still shop beyond them.

Brands

14 rising

Sellers

Top-5 brand share

61%

Top 20: 100%

Top-5 click share

61%

Top 20: 100%

Open market

31%

kakofaci22%
WXFANA12%
INKTHRIX10%
ZYKJGG9%
XHHKJGS8%
Harebery8%

Demand & seasonality

Weekly Amazon search volume, last 109 weeks — -48.4% search growth over the last 90 days.

Peak months: Jan, Feb, Mar, Dec · busiest ÷ quietest = 4.6×

Open Trend

Top equate humidifier filter replacement search terms

equate humidifier filter replacement20K/yr -55.4%5.4% conv.
equate humidifier filter6K/yr -36.3%6.1% conv.
equate cool mist humidifier filter3K/yr -25.2%3.6% conv.
eqwf813 humidifier filter replacement5K/yr -52.8%10.1% conv.
equate humidifier filters eqwf8133K/yr -34.8%7.4% conv.

All search terms

Top equate humidifier filter replacement 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 15 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

kakofaci 6 Pack WF813 Humidifier Filters Replacement Compatible with Equate EQWF813 PCWF813 Relion RCM832 RCM-832N Protec RWF813 EQ-2119-UL PCCM-832N Cool Mist Humidifiers Wick Filter

kakofaci$19.074.7★393 rev

WXFANA 4 Pack WF813 Humidifier Filters Wick Replacement Compatible with ReliOn RCM-832 RCM-832N WF813 DH832 ProCare PCWF813 Equate EQWF813 EQ-2119-UL Duracraft DH-830 Cool Mist Humidifier Filters

WXFANA$11.414.6★265 rev

INKTHRIX WF813 Humidifier Wick Filter Replacement 6 Pack EQWF813 Compatible Filter

INKTHRIX$18.854.7★5 rev

2Pack Wf813 Eqwf813 Humidifier FiltersWick Replacement Compatible with ReliOn RCM-832 RCM-832N WF813 DH832 ProCare PCWF813 Equate EQWF813 EQ-2119-UL Duracraft DH-830 Cool Mist Humidifier Filters

ZYKJGG$9.194.8★9 rev

XHHKJGS 2 Pack WF813 Humidifier Filter Compatible with Equate EQWF813 EQ-2119-UL Replacement for ReliOn RCM-832 RCM-832N and ProCare PCCM-832N Cool Mist Humidifier Wick Filters

XHHKJGS$10.033.9★9 rev

Newest

by launch date

INKTHRIX WF813 Humidifier Wick Filter Replacement 6 Pack EQWF813 Compatible Filter

INKTHRIX$18.855 rev

3mo ago

Airoak 4 Pack WF813 Humidifier Filter Replacement for Equate EQWF813

Airoak$12.633 rev

5mo ago

Harebery 4-Pack WF813 EQWF813 Humidifier Filters Blue Spunlace Washable Wick Compatible with Equate EQWF813 Relion RCM-832 RCM-832N ProCare PCCM-832N Cool Mist Humidifier

Harebery$15.598 rev

6mo ago

WF813 Humidifier Filters Compatible with Equate EQWF813 PCWF813 Relion RCM832 RCM-832N Protec RWF813 EQ-2119-UL PCCM-832N Cool Mist Humidifiers - Replacement Wick Filter 6 Pack

Sgizoku$13.439 rev

7mo ago

XHHKJGS 2 Pack WF813 Humidifier Filter Compatible with Equate EQWF813 EQ-2119-UL Replacement for ReliOn RCM-832 RCM-832N and ProCare PCCM-832N Cool Mist Humidifier Wick Filters

XHHKJGS$10.039 rev

7mo ago

What buyers say about equate humidifier filter replacement

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

What buyers love

Size-Overall22%

“Fits great”

Advertised Vs Actual Product13%

“Product works as advertised”

Filtration12%

“theyre great quality filters”

Value For Money12%

“Great value”

Humidification9%

“Humidifier works”

Quality-Overall9%

“are very well-made”

Ease Of Cleaning3%

“I'm looking forward to using them and, oddly, I'm looking forward to cleaning them as well”

Efficiency3%

“seem to work well”

Assembly/Installation3%

“Easy to install”

Durability2%

“The filter material feels durable”

What buyers complain about

Size-Overall24%

“Didn't fit”

Quality-Overall9%

“Poor quality”

Water Resistance7%

“The bottom remains wet”

Humidification6%

“none of them fit the humidifier”

Filtration6%

“The filters are terrible”

Advertised Vs Actual Product6%

“This is NOT the correct item that it claimed would work”

Durability5%

“They don't seem to last as long as they should”

Value For Money5%

“While I think the price is a bit too high”

Moist/Dry5%

“not staying moist is a big downfall”

Compatibility-Overall4%

“They didnt fit my machine”

Top return reasons

Size-Overall68%

Filtration13%

Humidification7%

Advertised Vs Actual Product4%

Value For Money2%

Functionality-Overall2%

Compatibility-Overall2%

Durability1%

Wet Cleaning1%

Material Quality0%

Common questions

Is equate humidifier filter replacement profitable to sell on Amazon United States?: The niche generates $107K/yr across 15 tracked products. 0 of 7 products launched in the last 360 days are still selling. 90-day search growth is -48.4%. Flapen's verdict: Worth a look (53/100).
How competitive is the equate humidifier filter replacement niche?: 14 brands and 16 sellers compete. The top 5 products take 61% of clicks and top 5 brands hold 61% of demand.
What do buyers complain about in equate humidifier filter replacement?: Top complaints mined from reviews: Size-Overall, Quality-Overall, Water Resistance. The return rate is 0.8%.
When does demand for equate humidifier filter replacement peak?: Demand peaks in Jan–Feb–Mar–Dec; the busiest month runs 4.6× the quietest.
What does it cost to enter the equate humidifier filter replacement niche?: Listings span $9.19–$39.45; the average listing price is $16.08 (sweet spot $15–$100). The average incumbent carries 246 reviews — the moat a new listing must climb.