Water Heater Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Water Heater sales on Amazon US totaled 99,300 units in July 2026 (▼ 19.0% vs. the prior month), generating an estimated $4,384,211 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 71.5% of unit volume and 49.6% of revenue, while a typical listing is priced at $97.86. The keyword itself pulled 14,478 Amazon queries over the same period (▼ 31.7% MoM).
Zooming out to the 12-month window ending July 2026, the water heater Top 50 moved 1,645,100 units and $67,626,411 in cumulative sales — an average of 137,092 units and $5,635,534 per month. Monthly throughput topped out at 213,150 units in December 2025 and dipped to 67,350 in May 2026, leaving the latest reading 21.5% lower than August 2025.
Water Heater Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
99.3K
▼ 19.0% MoM
Monthly Revenue 2026/07
$4.4M
▼ 19.8% MoM
Top 10 Market Share 2026/07
71.5%
Water Heater Market Share & Sales Concentration on Amazon US — July 2026
The most-sold water heater listing on Amazon US in July 2026 is ASIN B08PP48979 (Brand: Cosori), which sold 20,000 units at $25.99 apiece — equal to 20.1% of every unit tracked in this report and 2.0× the volume of the No. 2 listing.
The Top 10 ASINs account for 71,000 units and $2,173,410 in July 2026 — 71.5% of unit volume and 49.6% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Water Heater' on Amazon
July 2026
Is 71.5% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown
B08PP48979
Cosori Electric Kettle, No Plastic Contact with Water, 1.7L, Black | Wide Opening, Easy to Clean, Auto Shut-Off, Boil-Dry Protection, Tea Kettle, Hot Water Boiler, Borosilicate Glass, 1500W
20K
▲ 0.0%vs. prior month
$522.4K
latest month
12-month trend
B0C5Z8VCHX
Chefman Electric Kettle, 1.8L 1500W, Hot Water Boiler, Removable Lid for Easy Cleaning, Auto Shut Off, Boil-Dry Protection, Stainless Steel Filter, BPA Free, Borosilicate Glass Electric Tea Kettle
10K
▼ 50.0%vs. prior month
$250.8K
latest month
12-month trend
B07JZQ1MXT
Amazon Basics Electric Kettle with Glass Carafe for Tea and Coffee, BPA-Free, Fast Boiling, Auto Shut-Off, Boil-Dry Protection, Water Level Indicator, 1.7 Liter, 1500W, Black and Silver
7K
▼ 22.2%vs. prior month
$196.4K
latest month
12-month trend
B079K27638
OVENTE 1.7L Electric Tea Kettle, 1100W BPA-Free Water Boiler, Black KP72B | Fast Boiling, Auto Shut-Off, Boil-Dry Protection, 360° Swivel Base, Cordless Serving, Clear-View Window and Removable Filter
7K
▲ 75.0%vs. prior month
$111.9K
latest month
12-month trend
B084KQTCQW
COMFEE' Stainless Steel Electric Kettle, 1.7 Liter Tea Kettle Electric & Hot Water Kettle, 1500W Fast Boil with LED Light, Auto Shut-Off and Boil-Dry Protection
7K
▼ 12.5%vs. prior month
$170.7K
latest month
12-month trend
B07FNW57J7
Chefman Electric Kettle with Temperature Control, 5 Presets LED Indicator Lights, Removable Tea Infuser, Glass Tea Kettle & Hot Water Boiler, 360° Swivel Base, BPA Free, Stainless Steel, 1.8 Liters
6K
▼ 40.0%vs. prior month
$186.7K
latest month
12-month trend
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Best Water Heater Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
Cosori is the best-performing water heater brand in July 2026, moving 23,000 units across 2 ASINs for 32.4% of Top 10 volume. Chefman follows with 16,000 units (22.5%), ahead of Amazon Basics on 7,000 units (9.9%).
With 8 brands splitting the Top 10 and 64.8% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $23.39 to $47.99, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
Cosori
2 ASINs in Top 10
32.4%
Units
23K
Revenue
$727.6K
Avg. price
$47.99
B08PP48979
$25.99·★4.5·49.3K revsCosori Electric Kettle, No Plastic Contact with Water, 1.7L, Black | Wide Opening, Easy to Clean, Auto Shut-Off, Boil-Dry Protection, Tea Kettle, Hot Water Boiler, Borosilicate Glass, 1500W
Units sold20KB07T1CH2HH
$69.99·★4.6·19.5K revsCosori Gooseneck Electric Kettle with Temperature Control, 0.8L, Black | No Plastic Contact with Water, 5 Presets, 60-Min Keep Warm, Pour Over Coffee & Tea, Stainless Steel Interior, 1200W
Units sold3K
Chefman
2 ASINs in Top 10
22.5%
Units
16K
Revenue
$437.5K
Avg. price
$25.76
B0C5Z8VCHX
$23.53·★4.5·13.7K revsChefman Electric Kettle, 1.8L 1500W, Hot Water Boiler, Removable Lid for Easy Cleaning, Auto Shut Off, Boil-Dry Protection, Stainless Steel Filter, BPA Free, Borosilicate Glass Electric Tea Kettle
Units sold10KB07FNW57J7
$27.99·★4.4·17.3K revsChefman Electric Kettle with Temperature Control, 5 Presets LED Indicator Lights, Removable Tea Infuser, Glass Tea Kettle & Hot Water Boiler, 360° Swivel Base, BPA Free, Stainless Steel, 1.8 Liters
Units sold6K
Amazon Basics
1 ASIN in Top 10
9.9%
Units
7K
Revenue
$196.4K
Avg. price
$23.39
B07JZQ1MXT
$23.39·★4.6·28.1K revsAmazon Basics Electric Kettle with Glass Carafe for Tea and Coffee, BPA-Free, Fast Boiling, Auto Shut-Off, Boil-Dry Protection, Water Level Indicator, 1.7 Liter, 1500W, Black and Silver
Units sold7K
Trending Water Heater Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. Specifically, one ASIN forced its way in: B0BGG7Z3N9 booked 3K units at $16.99, with ▲ 50.0% MoM change. On the growth side, B08F288K81 leads positive momentum with ▲ 233.3% MoM growth on 1K units, with B00I32GPVK close behind at ▲ 125.0% MoM on 900 units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.
B0BGG7Z3N9
hygger Small Aquarium Betta Heater, Submersible Fish Tank Heater 10W/25W/50W/100W with LED Digital Display, Suitable for Marine Saltwater and Freshwater up to 5/10/16/26 Gallon
Price
$16.99
Rating
4.5
Reviews
703
Latest month sales
B08F288K81
MEGAWISE 1.8L Electric Glass Kettle with Auto Shut-Off and Blue LED
Price
$24.87
Rating
4.3
Reviews
4.7K
Latest month sales
B00I32GPVK
OVENTE 1.5L Glass Electric Kettle Water Boiler, White KG83W | 1100W Fast Boiling, Borosilicate Glass, BPA-Free, Blue LED, Auto Shut-Off, Boil-Dry Protection, Removable Filter, 360° Base
Unlock to view ASIN details and product titles
Price
$19.99
Rating
4.5
Reviews
53.8K
Latest month sales
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