Best Selling Fish Tank Heater on Amazon
1,203
Products
USMarketplace
January 2026Reporting Period
Sales Volume of Top ASINs for 'fish tank heater' on AmazonJanuary 2026

Most Selling Products

This list compiles the monthly sales and rankings of all ASINs that appeared within the first three pages of search results for the keyword “fish tank heater” on Amazon.com in the United States, totaling 1,203 products. Under this keyword, the top-ranked ASIN recorded more than 6,000 orders in January.
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1,203
ASINs
1
AAwipes 8-in-1 Aquarium Test Kit for Fish Tanks - Quick & Accurate Water Testing Strips for Aquariums & Ponds. Tests pH, Ammonia, Alkalinity, Hardness, Chlorine, etc. (K02-50)
Title
AAwipes 8-in-1 Aquarium Test Kit for Fish Tanks - Quick & Accurate Water Testing Strips for Aquariums & Ponds. Tests pH, Ammonia, Alkalinity, Hardness, Chlorine, etc. (K02-50)
Sales Volume
6,000+
Price($)
9.96
Ratings
4.4
Reviews
1,956
2
Mini Aquarium Heater 25W Small Fish Tank Heater 25 Watt with Free Thermometer Sticker
Title
Mini Aquarium Heater 25W Small Fish Tank Heater 25 Watt with Free Thermometer Sticker
Sales Volume
5,000+
Price($)
6.69
Ratings
4.3
Reviews
5,369
3
Orlushy 25W Small Submersible Aquarium Heater, Constant Temperature Betta Fish Tank Heater of 78℉for 1-6 Gallons Freshwater & Saltwater Tanks
Title
Orlushy 25W Small Submersible Aquarium Heater, Constant Temperature Betta Fish Tank Heater of 78℉for 1-6 Gallons Freshwater & Saltwater Tanks
Sales Volume
4,000+
Price($)
13.99
Ratings
4.3
Reviews
24,485
4
PULACO 25W Small Aquarium Submersible Betta Heater with Free Thermometer Strip, Under 6 Gallon Fish Tanks (Preset Temperature 78℉)
Title
PULACO 25W Small Aquarium Submersible Betta Heater with Free Thermometer Strip, Under 6 Gallon Fish Tanks (Preset Temperature 78℉)
Sales Volume
4,000+
Price($)
9.99
Ratings
4.2
Reviews
11,665
5
PietyPet Fish Tank Accessories Green Plants, 10pcs Green Fish Tank Decorations, Aquarium Decor Plastic Plants
Title
PietyPet Fish Tank Accessories Green Plants, 10pcs Green Fish Tank Decorations, Aquarium Decor Plastic Plants
Sales Volume
3,000+
Price($)
6.69
Ratings
4.4
Reviews
3,558
6
VIVOSUN 800GPH Submersible Pump(3000L/H, 24W), Ultra Quiet Water Fountain Pump with 10ft. High Lift with 6.5ft. Power Cord, 3 Nozzles for Fish Tank, Pond, Aquarium, Statuary, Hydroponics Green
Title
VIVOSUN 800GPH Submersible Pump(3000L/H, 24W), Ultra Quiet Water Fountain Pump with 10ft. High Lift with 6.5ft. Power Cord, 3 Nozzles for Fish Tank, Pond, Aquarium, Statuary, Hydroponics Green
Sales Volume
3,000+
Price($)
22.49
Ratings
4.4
Reviews
25,113
7
HITOP 25W 50W 100W 200W 300W Adjustable Aquarium Heater, Submersible Fish Tank Heater Thermostat with Suction Cup (50W)
Title
HITOP 25W 50W 100W 200W 300W Adjustable Aquarium Heater, Submersible Fish Tank Heater Thermostat with Suction Cup (50W)
Sales Volume
2,000+
Price($)
13.78
Ratings
4.4
Reviews
8,371
8
Orlushy Submersible Aquarium Heater,300W Adjustable Fish Tahk Heater with 2 Suction Cups Free Thermometer Suitable for Marine Saltwater and Freshwater
Title
Orlushy Submersible Aquarium Heater,300W Adjustable Fish Tahk Heater with 2 Suction Cups Free Thermometer Suitable for Marine Saltwater and Freshwater
Sales Volume
2,000+
Price($)
21.99
Ratings
4.3
Reviews
24,485
9
AQUANEAT Aquarium Heater, 50W Fish Tank Heater, Adjustable Submersible Water Thermostat with Thermometer
Title
AQUANEAT Aquarium Heater, 50W Fish Tank Heater, Adjustable Submersible Water Thermostat with Thermometer
Sales Volume
2,000+
Price($)
8.67
Ratings
4.2
Reviews
911
10
AQUANEAT Aquarium Heater, 25W Small Betta Fish Tank Heater, Mini Preset Water Thermostat with a Thermometer
Title
AQUANEAT Aquarium Heater, 25W Small Betta Fish Tank Heater, Mini Preset Water Thermostat with a Thermometer
Sales Volume
2,000+
Price($)
6.58
Ratings
4.3
Reviews
861
Keyword Fish Tank Heater Weekly Search Volume Trend
616
593
Search Frequency Rank
During Jan 4–10, this keyword ranked 593 in Amazon's Brand Analytics(ABA) report, up 616 from the previous week. The most recent Weekly search volume was 128,659 (+30.71% WoW). These insights help Amazon Sellers track long-term demand trends, identify market opportunities, and spot seasonal peaks.
Fish Tank Heater Market Overview
This dataset shows the distribution of all ASINs on the first three pages under the keyword "fish tank heater". In the price range of $20–$50, there are 542 ASINs, the highest proportion, accounting for 45.28%. Nearly 51.24% of ASINs have a rating of 4.3-4.7. For this keyword, the top three ranked ASINs have a combined click-through rate of 93.28% and a combined conversion rate of 8.99%.
Price Range Distribution($)
Price distribution of all ASINs on the first three pages of search results for this keyword.
Price($)Ratio
0-10
10.36%
10-20
27.07%
20-50
45.28%
50-100
11.61%
100-200
2.59%
200-500
1.75%
500-1,000
0.33%
1,000-0
1.00%
Rating Distribution
Rating distribution of all ASINs on the first three pages of search results for this keyword.
RatingRatio
4.8-5.0
6.34%
4.3-4.7
51.24%
3.8-4.2
36.37%
3.3-3.7
3.27%
2.8-3.2
1.88%
0.0-2.7
0.89%
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Review Count Distribution
Review Count of all ASINs on the first three pages of search results for this keyword.
Review CountRatio
0-100
38.21%
100-500
32.64%
500-1,000
10.25%
1,000-2,000
7.06%
2,000-5,000
5.97%
5,000-10,000
3.88%
10,000-0
1.99%
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Top3 Click Share
93.28%
Trend changes in the combined click share of the Top 3 ASINs for the keyword fish tank heater.
Top3 Conversion Share
8.99%
Trend changes in the combined conversion share of the Top 3 ASINs for the keyword fish tank heater.
Top3 ASINs
Top 3 ASINs by click share and conversion share for this keyword.
AsinClick(%)Conversion(%)
B0DLZNSQGHB0DLZNSQGH
48.19%
0.11%
B0DM6DNWKJB0DM6DNWKJ
44.12%
0.68%
B0BC6HLMY1B0BC6HLMY1
0.97%
8.20%
Most Selling Products
Search Volume & Trends
Market Overview
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