Instant Water Heater Under Sink
FailPrices span $58.22–$969.90, mostly outside the sweet spot, so Instant Water Heater Under Sink is a Fail.
- Flapen Score
- 45 / 100Ranks 5,778 of 9,536 Tools & Home Improvement niches · −3 vs the category median of 4845
- Market size
- $1.3M/yr292K searches / yr
- 90-day growth
- -23.1%search demand this quarter
- Competition
- 40%top-5 click share · 15 brands · 110 sellers
Flapen Score
Instant Water Heater Under Sink against its category
The dotted line is the Tools & Home Improvement average. Past it, Instant Water Heater Under Sink is stronger. Inside it, weaker.
Market
The Instant Water Heater Under Sink market on Amazon at a glance
Shoppers on Amazon United States searched for Instant Water Heater Under Sink 292K times last year and spent an estimated $1.3M. The top 5 brands take 80% of clicks. Demand peaks in Jan–Dec. Flapen scores it 45 out of 100, a Fail.
01 · Demand
1.3% of searches ended in a purchase last week.
Shoppers searched for this 292K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. In the latest week, 1.3% of those searches ended in a purchase. Searches in the last 90 days moved -23.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated $1.3M a year.
- Searches, last 12 months
- 292K
- Growth, 90 days vs prior 90
- -23.1%
- Conversion, latest week
- 1.3%
- Market size, estimated
- $1.3Ma year
- Peak month
- December1.9× the quietest month
- Top search term
- rheem tankless water heater26K searches a year
02 · Price
A sale here is worth $340.10.
Listings sell for $340.10 on average, from $58.22 to $969.90. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 100 to 250 of them. At $340.10 that is $34K to $85K a year per listing.
- Average price
- $340.10above the $15 to $100 sweet spot
- Price range
- $58.22–$969.90
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 4K–5K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $34K–$85K
- Returns
- 8.8%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
67% of listings pay for placement with sponsored ads. 96% ship with Prime. On an average day, 5.9% of listings are out of stock. The average listing ranks #193 within Plumbing. It carries 873 reviews at 4.20 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 67%
- Prime listings
- 96%
- Out of stock, average day
- 5.9%
- Average rank
- #193in Plumbing
- Average rating
- 4.20 starsAmazon United States average 4.42 stars
- Average reviews
- 873per listing
- Listings tracked
- 46
04 · Newcomers
Amazon counts 13 of last year's 14 launches as successful.
14 products launched here in the last 12 months. Amazon counts 13 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 36 months on average, so the names here are settling in.
- Launched, last 12 months
- 14
- Successful launches
- 13Amazon's first-year sales bar
- Average brand age
- 36 months
Products
Top Instant Water Heater Under Sink products & what they sell for
Every tracked product: its share of the shelf, its reviews, and its price.
Top sellers
by 90-day click share
Rheem 18kW 240V Tankless Electric Water Heater Gray
- Price
- $409.47
- Rating
- 4.2/5
- Reviews
- 4,064
- Age
- 9y ago

Rheem 11kW 240V Tankless Electric Water Heater
- Price
- $244.08
- Rating
- 4.2/5
- Reviews
- 4,064
- Age
- 9y ago

Rheem RTEX-24 24kW 240V Electric Tankless Water Heater Gray
- Price
- $480.69
- Rating
- 4.2/5
- Reviews
- 4,064
- Age
- 9y ago

EcoSmart ECO 27 Electric Tankless Water Heater 27 KW at 240 Volts 112.5 Amps with Patented Self Modulating Technology 17 x 17 x 3.5 White
- Price
- $481.78
- Rating
- 4.2/5
- Reviews
- 3,053
- Age
- 16y ago

EcoSmart ECO 18 Electric Tankless Water Heater 18 KW at 240 Volts with Patented Self Modulating Technology 17 x 14 x 3.5 White
- Price
- $377.27
- Rating
- 4.3/5
- Reviews
- 2,441
- Age
- 15y ago
Trending
90-day click momentum
LECLOC Mini Instant Under Sink Tankless Water Heater 120V 3kW Plug In LED Digital Display with Big Knob IPX4 Multiple Safety Features 30-55 Thermostatic Single Point of Use Electric Water Heater
- Price
- $177.06
- Rating
- 4.2/5
- Reviews
- 20
- Age
- 4mo ago

LECLOC Mini Tankless Instant Water Heater Under Sink 3000W 120V Plug In LED Digital Display with Big Control Knob IPX4 Multiple Safety Features 30-55 Thermostatic On Demand Electric Water Heater
- Price
- $175.79
- Rating
- 2.2/5
- Reviews
- 12
- Age
- 4mo ago

CAMPLUX Tankless Water Heater Electric 120V 4500W Point of Use Instant Hot Water Heater Save Space for Sink Wall Mounted LED Digital Display CSA Certified
- Price
- $123.21
- Rating
- 4.2/5
- Reviews
- 681
- Age
- 5mo ago

CAMPLUX Tankless Water Heater Electric 120V 3500W Point of Use Instant Hot Water Heater Save Space for Sink Wall Mounted LED Digital Display CSA Certified
- Price
- $114.60
- Rating
- 4.2/5
- Reviews
- 681
- Age
- 5mo ago

CAMPLUX Tankless Water Heater Electric 6kW(TE06) at 240 Volts Point of Use Instant Hot Water Heater CSA Approved with Temperature Display Under Sink Self Modulating Technology White
- Price
- $128.60
- Rating
- 4.8/5
- Reviews
- 5
- Age
- 5mo ago
Newest
by launch date
LECLOC Mini Instant Under Sink Tankless Water Heater 120V 3kW Plug In LED Digital Display with Big Knob IPX4 Multiple Safety Features 30-55 Thermostatic Single Point of Use Electric Water Heater
- Price
- $177.06
- Rating
- 4.2/5
- Reviews
- 20
- Age
- 4mo ago

LECLOC Mini Tankless Instant Water Heater Under Sink 3000W 120V Plug In LED Digital Display with Big Control Knob IPX4 Multiple Safety Features 30-55 Thermostatic On Demand Electric Water Heater
- Price
- $175.79
- Rating
- 2.2/5
- Reviews
- 12
- Age
- 4mo ago

CAMPLUX Tankless Water Heater Electric 120V 3500W Point of Use Instant Hot Water Heater Save Space for Sink Wall Mounted LED Digital Display CSA Certified
- Price
- $114.60
- Rating
- 4.2/5
- Reviews
- 681
- Age
- 5mo ago

CAMPLUX Tankless Water Heater Electric 120V 4500W Point of Use Instant Hot Water Heater Save Space for Sink Wall Mounted LED Digital Display CSA Certified
- Price
- $123.21
- Rating
- 4.2/5
- Reviews
- 681
- Age
- 5mo ago

CAMPLUX Tankless Water Heater Electric 6kW(TE06) at 240 Volts Point of Use Instant Hot Water Heater CSA Approved with Temperature Display Under Sink Self Modulating Technology White
- Price
- $128.60
- Rating
- 4.8/5
- Reviews
- 5
- Age
- 5mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take only 40% of clicks. An open shelf where new products get seen.
Brands
15 falling
Sellers
110
Top-5 brand share
80%
Top 20: 100%
Top-5 click share
40%
Top 20: 74%
Open market
17%
- Rheem47%
- EcoSmart19%
- WINTEMP6%
- CAMPLUX ENJOY OUTDOOR LIFE4%
- thermomate4%
- LECLOC3%
- Open — no brand owns it (9 brands, 17%)
Demand
Instant Water Heater Under Sink search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Dec · busiest ÷ quietest = 1.9×
Search terms
Top Instant Water Heater Under Sink search terms shoppers use
The exact words shoppers type, with yearly volume, growth, and conversion.
- rheem tankless water heater26K/yr
- rheem tankless water heater electric47K/yr
- electric tankless water heater 240v28K/yr
- ecosmart tankless water heater30K/yr
- rheem water heater26K/yr
- eco smart tankless hot water heater15K/yr
- 120v tankless water heater12K/yr
- rheem12K/yr
- whole house tankless water heater11K/yr
- electric tankless water heater whole house9K/yr
Reviews and returns
What reviews say buyers love and hate about Instant Water Heater Under Sink
We read the reviews and the return reasons for every product selling here.
“Does not last”
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
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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 Instant Water Heater Under Sink questions
Answered from the same tracked data.









