Top 51 Pet Supplies Aquarium Heaters

Last Updated: Oct 15, 2024 • 151,171 reviews analyzed

Our most popular Pet Supplies Aquarium Heaters products based on sales, online popularity and other expert reviews. Updated frequently.

#1
Orlushy 25W Small Submersible Aquarium Heater, Constant Temperature Betta Fish Tank Heater of 78℉for 1-6 Gallons Freshwater & Saltwater Tanks

Orlushy 25W Small Submersible Aquarium Heater, Constant Temperature Betta Fish Tank Heater of 78℉for 1-6 Gallons Freshwater & Saltwater Tanks

5
On popular sellers 17 days for last 30 days Found on 2023-08-06
#2
Tetra HT Submersible Aquarium Heater With Electronic Thermostat, 50-Watt, 2-10 Gallon

Tetra HT Submersible Aquarium Heater With Electronic Thermostat, 50-Watt, 2-10 Gallon

4.3
On popular sellers 17 days for last 30 days Found on 2021-12-12
#3
FREESEA Aquarium Fish Tank Heater: 25W Small Submeisible Water Heater with Preset Temperature for Betta | Turtle | Saltwater

FREESEA Aquarium Fish Tank Heater: 25W Small Submeisible Water Heater with Preset Temperature for Betta | Turtle | Saltwater

4
On popular sellers 17 days for last 30 days Found on 2023-10-01
#4
PULACO 25W Small Aquarium Betta Heater with Free Thermometer Strip, Under 6 Gallon Fish Tanks (Preset Temperature 78℉)

PULACO 25W Small Aquarium Betta Heater with Free Thermometer Strip, Under 6 Gallon Fish Tanks (Preset Temperature 78℉)

3.9
On popular sellers 17 days for last 30 days Found on 2022-02-09
#5
FREESEA Aquarium Fish Tank Heater: 50W Small Submersible Turtle Heater with Adjustable Temperature External Controller for Be

FREESEA Aquarium Fish Tank Heater: 50W Small Submersible Turtle Heater with Adjustable Temperature External Controller for Be

3.8
On popular sellers 17 days for last 30 days Found on 2023-01-05
#6
HITOP 25W 50W 100W 200W 300W Adjustable Aquarium Heater, Submersible Fish Tank Heater Thermostat with Suction Cup (50W)

HITOP 25W 50W 100W 200W 300W Adjustable Aquarium Heater, Submersible Fish Tank Heater Thermostat with Suction Cup (50W)

3.6
On popular sellers 17 days for last 30 days Found on 2023-01-05
#7
Tetra 26445 Fauna Aquatic Reptile Heater For Frogs, Newts & Turtles,100 Watt,green

Tetra 26445 Fauna Aquatic Reptile Heater For Frogs, Newts & Turtles,100 Watt,green

3.5
On popular sellers 17 days for last 30 days Found on 2023-01-06
#8
Aqueon Aquarium Fish Tank Preset Heater For Up To 40 Gallons, 100 Watts

Aqueon Aquarium Fish Tank Preset Heater For Up To 40 Gallons, 100 Watts

3.4
On popular sellers 17 days for last 30 days Found on 2021-12-12
#9
Aqueon Small Aquarium Fish Tank Submersible Mini Flat Heater Up to 3 Gallon Aquariums, 7.5 Watts

Aqueon Small Aquarium Fish Tank Submersible Mini Flat Heater Up to 3 Gallon Aquariums, 7.5 Watts

3.4
On popular sellers 17 days for last 30 days Found on 2023-01-06
#10
Fluval E 300 Watt Electronic Heater

Fluval E 300 Watt Electronic Heater

3.3
On popular sellers 17 days for last 30 days Found on 2021-12-12
#11
DaToo Mini Aquarium Heater 25W Small Fish Tank Heater 25 Watt with Free Thermometer Sticker

DaToo Mini Aquarium Heater 25W Small Fish Tank Heater 25 Watt with Free Thermometer Sticker

3.3
On popular sellers 17 days for last 30 days Found on 2023-01-06
#12
HiTauing Aquarium Heater, 50W/100W/200W/300W/500W Submersible Fish Tank Heater with Over-Temperature Protection and Automatic Power-Off When Leaving Water for Saltwater and Freshwater

HiTauing Aquarium Heater, 50W/100W/200W/300W/500W Submersible Fish Tank Heater with Over-Temperature Protection and Automatic Power-Off When Leaving Water for Saltwater and Freshwater

3.3
On popular sellers 17 days for last 30 days Found on 2022-10-26
#13
Eheim 3619090 Jager Aquarium Thermostat Heater 300W, Black

Eheim 3619090 Jager Aquarium Thermostat Heater 300W, Black

3.2
On popular sellers 15 days for last 30 days Found on 2021-12-12
#14
Hydor Betta Bowl Slim Fish Tank Heater, 4-watt, Measures 3" Round, Black; for Tanks 1-2.5 gallons

Hydor Betta Bowl Slim Fish Tank Heater, 4-watt, Measures 3" Round, Black; for Tanks 1-2.5 gallons

3.2
On popular sellers 17 days for last 30 days Found on 2023-03-09
#15
EHEIM Jager Aquarium Thermostat Heater 100W ( Pack of 1)

EHEIM Jager Aquarium Thermostat Heater 100W ( Pack of 1)

3.1
On popular sellers 17 days for last 30 days Found on 2021-12-12
#16
DOMICA 25W Small Aquarium Heater, Submersible Heater for Small Fish Tank (1-8 gallons) with Free Thermometer Sticker

DOMICA 25W Small Aquarium Heater, Submersible Heater for Small Fish Tank (1-8 gallons) with Free Thermometer Sticker

3.1
On popular sellers 17 days for last 30 days Found on 2023-01-06
#17
DaToo Aquarium Chiller Fish Tank Fan Aquarium Cooling Fan, 1 Yr Warranty

DaToo Aquarium Chiller Fish Tank Fan Aquarium Cooling Fan, 1 Yr Warranty

3.1
On popular sellers 17 days for last 30 days Found on 2023-01-06
#18
Inkbird ITC-308S Aquarium Heating and Cooling Dual Stage Temperature Controller Freshwater Saltwater Aquarium Tropical Fish O

Inkbird ITC-308S Aquarium Heating and Cooling Dual Stage Temperature Controller Freshwater Saltwater Aquarium Tropical Fish O

3.1
On popular sellers 17 days for last 30 days Found on 2023-01-06
#19
Inkbird ITC-306A WiFi Temperature Controller, Wi-Fi Aquarium Thermostat Heater Controller 120V~1200W Temperature Control with

Inkbird ITC-306A WiFi Temperature Controller, Wi-Fi Aquarium Thermostat Heater Controller 120V~1200W Temperature Control with

3.1
On popular sellers 17 days for last 30 days Found on 2023-01-06
#20
DaToo Small Aquarium Heater 50W Mini Fish Tank Heater 50 Watt Submersible with LED Temperature Display

DaToo Small Aquarium Heater 50W Mini Fish Tank Heater 50 Watt Submersible with LED Temperature Display

3.1
On popular sellers 17 days for last 30 days Found on 2023-02-25
#21
YukiHalu USB Powered Aquarium Heater, 10W/20W/30W Adjustable Mini Fish Tank Heater with External Temperature Controller, LED

YukiHalu USB Powered Aquarium Heater, 10W/20W/30W Adjustable Mini Fish Tank Heater with External Temperature Controller, LED

3.1
On popular sellers 17 days for last 30 days Found on 2023-01-06
#22
Inkbird Freshwater Saltwater Aquarium Heater with Probe Thermostat and Thermometer Tropical Fish/Ornamental Shrimp/Reef Tanks

Inkbird Freshwater Saltwater Aquarium Heater with Probe Thermostat and Thermometer Tropical Fish/Ornamental Shrimp/Reef Tanks

3
On popular sellers 17 days for last 30 days Found on 2023-01-18
#23
HiTauing Aquarium Heater, Upgraded 300W/500W Fish Tank Heater with Intelligent Leaving Water Automatically Stop Heating and A

HiTauing Aquarium Heater, Upgraded 300W/500W Fish Tank Heater with Intelligent Leaving Water Automatically Stop Heating and A

3
On popular sellers 17 days for last 30 days Found on 2023-10-01
#24
GloFish Submersible Heater 50 Watts, for Aquariums Up to 10 Gallons, UL Listed,BLACK

GloFish Submersible Heater 50 Watts, for Aquariums Up to 10 Gallons, UL Listed,BLACK

3
On popular sellers 17 days for last 30 days Found on 2023-01-06
#25
DaToo Aquarium Heater Adjustable 50W Submersible Fish Tank Heater with Electronic Chip Thermostat Suitable for Marine Saltwat

DaToo Aquarium Heater Adjustable 50W Submersible Fish Tank Heater with Electronic Chip Thermostat Suitable for Marine Saltwat

3
On popular sellers 17 days for last 30 days Found on 2023-02-02
#26
Aquarium Heater 300W Upgraded Fish Tank Heater With Leaving Water Automatically Stop Heating And Advanced Temperature Control

Aquarium Heater 300W Upgraded Fish Tank Heater With Leaving Water Automatically Stop Heating And Advanced Temperature Control

3
On popular sellers 17 days for last 30 days Found on 2023-01-11
#27
TARARIUM Aquarium Heater for 25-75 Gallon Fish Tank Turtle Tank Stainless Steel, Aquarium Supplies Accessories Freshwater Use Only

TARARIUM Aquarium Heater for 25-75 Gallon Fish Tank Turtle Tank Stainless Steel, Aquarium Supplies Accessories Freshwater Use Only

3
On popular sellers 17 days for last 30 days Found on 2024-03-21
#28
DaToo Super Mini Aquarium Heater 6 Watts Small Fish Tank Flat Heater 6W with Free Thermometer Strip Submersible Slim Betta Heater for Up to 2 Gallon Desktop Aquariums

DaToo Super Mini Aquarium Heater 6 Watts Small Fish Tank Flat Heater 6W with Free Thermometer Strip Submersible Slim Betta Heater for Up to 2 Gallon Desktop Aquariums

3
On popular sellers 17 days for last 30 days Found on 2024-07-06
#29
pamaner 25W Small Aquarium Heater, Mini Fish Tank Heater for Preset Temperature 78℉, Water Heater for Freshwater Fish Tanks

pamaner 25W Small Aquarium Heater, Mini Fish Tank Heater for Preset Temperature 78℉, Water Heater for Freshwater Fish Tanks

3
On popular sellers 17 days for last 30 days Found on 2024-01-04
#30
Hitop 50W/100W/300W Adjustable Aquarium Heater, Submersible Glass Water Heater for 5 – 70 Gallon Fish Tank (50W)

Hitop 50W/100W/300W Adjustable Aquarium Heater, Submersible Glass Water Heater for 5 – 70 Gallon Fish Tank (50W)

3
On popular sellers 15 days for last 30 days Found on 2021-12-27
#31
Fish Tank Aquarium Heater - Adjustable Temperature Submersible Thermostat Heater,25W/50W/100W/150W/200W/300W

Fish Tank Aquarium Heater - Adjustable Temperature Submersible Thermostat Heater,25W/50W/100W/150W/200W/300W

2.9
On popular sellers 15 days for last 30 days Found on 2023-01-06
#32
HITOP PTC Adjustable Aquarium Heater, Sturdy Fish Tank Heater with Protective Cover, 100W/200W/300W/400W Heater for Fresh/Saltwater Fish/Turtle Tank up to 120 Gallon

HITOP PTC Adjustable Aquarium Heater, Sturdy Fish Tank Heater with Protective Cover, 100W/200W/300W/400W Heater for Fresh/Saltwater Fish/Turtle Tank up to 120 Gallon

2.8
On popular sellers 15 days for last 30 days Found on 2023-03-09
#33
Fluval P25 Submersible Aquarium Heater for Up to 6 Gallons, 25 Watts

Fluval P25 Submersible Aquarium Heater for Up to 6 Gallons, 25 Watts

2.7
On popular sellers 15 days for last 30 days Found on 2023-01-18
#34
DaToo Aquarium Chillers Fish Tank Cooling Fan Quiet Aquarium Fan Wind Angle Adjustable Chiller with Clip and Suction Cup

DaToo Aquarium Chillers Fish Tank Cooling Fan Quiet Aquarium Fan Wind Angle Adjustable Chiller with Clip and Suction Cup

2.6
On popular sellers 15 days for last 30 days Found on 2023-01-11
#35
hygger 200w Aquarium Heater, Submersible Fish Tank Heater with Intelligent Temperature Control and Leaving Water Automatically Stop Heating System, for 20-40 Gallon Tanks

hygger 200w Aquarium Heater, Submersible Fish Tank Heater with Intelligent Temperature Control and Leaving Water Automatically Stop Heating System, for 20-40 Gallon Tanks

2.6
On popular sellers 15 days for last 30 days Found on 2024-06-17
#36
YukiHalu Small Submersible Aquarium Heater, Adjustable Mini Fish Tank Heater 25W 50W 100W 200W 300W with External Temperature

YukiHalu Small Submersible Aquarium Heater, Adjustable Mini Fish Tank Heater 25W 50W 100W 200W 300W with External Temperature

2.4
On popular sellers 13 days for last 30 days Found on 2023-01-18
#37
Zoo Med TURTLETHERM Automatic Preset Aquatic Turtle Heater (Up to 100 Gallons) 300 Watt

Zoo Med TURTLETHERM Automatic Preset Aquatic Turtle Heater (Up to 100 Gallons) 300 Watt

2.3
On popular sellers 13 days for last 30 days Found on 2023-01-06
#38
Elitech STC-1000WiFi Pro TH Temperature and Humidity Controller T&H Cooling Heating Switch On-Off Thermostat for Heat Pad Reptile Aquarium Homebrew Freezer -40~230°F Pre-Wired Outlets 110V 1100W 10A

Elitech STC-1000WiFi Pro TH Temperature and Humidity Controller T&H Cooling Heating Switch On-Off Thermostat for Heat Pad Reptile Aquarium Homebrew Freezer -40~230°F Pre-Wired Outlets 110V 1100W 10A

2.3
On popular sellers 13 days for last 30 days Found on 2023-01-06
#39
BAOSHISHAN Aquarium Chiller 42gal 1/10 HP Water Cooler Fish Tank Chiller Special Quiet Design Refrigeration Compressor for hydroponics Water weeds Jellyfish Coral Crystal Shrimp (42gal/160L)

BAOSHISHAN Aquarium Chiller 42gal 1/10 HP Water Cooler Fish Tank Chiller Special Quiet Design Refrigeration Compressor for hydroponics Water weeds Jellyfish Coral Crystal Shrimp (42gal/160L)

2.3
On popular sellers 13 days for last 30 days Found on 2023-02-25
#40
DOMICA 50W Adjustable Aquarium Heater, Submersible Water Heater for Small Fish Tank (8-16 gallons) with Free Thermometer Sticker

DOMICA 50W Adjustable Aquarium Heater, Submersible Water Heater for Small Fish Tank (8-16 gallons) with Free Thermometer Sticker

2.3
On popular sellers 13 days for last 30 days Found on 2024-01-31
#41
AquaMiracle Upgraded 50W Small Aquarium Heater Fish Tank Heater Turtle Heater Super Mini Aquarium Heater, Dry-Run/Overheating Protection and Memory Function, Dual LED Display, for 5-10 Gal Tanks

AquaMiracle Upgraded 50W Small Aquarium Heater Fish Tank Heater Turtle Heater Super Mini Aquarium Heater, Dry-Run/Overheating Protection and Memory Function, Dual LED Display, for 5-10 Gal Tanks

2.3
On popular sellers 13 days for last 30 days Found on 2024-01-31
#42
hygger ETL Certification Aquarium Heater, 50W/100W/200W/300W Submersible Fish Tank Thermostat Heater with Firm Double Pair Su

hygger ETL Certification Aquarium Heater, 50W/100W/200W/300W Submersible Fish Tank Thermostat Heater with Firm Double Pair Su

2.3
On popular sellers 13 days for last 30 days Found on 2024-01-20
#43
hygger Submersible Aquarium Heater 1200W Fish Tank Heater with Temperature Control & Auto Off Protection for 160~300Gallons Saltwater and Freshwater

hygger Submersible Aquarium Heater 1200W Fish Tank Heater with Temperature Control & Auto Off Protection for 160~300Gallons Saltwater and Freshwater

2.3
On popular sellers 13 days for last 30 days Found on 2024-01-04
#44
YukiHalu Aquarium Heater 50/100/200/300/500W with Protective Case, Fish Tank Heater, Temperature Adjustable, External Temperature Controller, LED Display, Used for 10/20/40/75/120 Gallons (300W)

YukiHalu Aquarium Heater 50/100/200/300/500W with Protective Case, Fish Tank Heater, Temperature Adjustable, External Temperature Controller, LED Display, Used for 10/20/40/75/120 Gallons (300W)

2.3
On popular sellers 13 days for last 30 days Found on 2024-01-31
#45
AQQA Aquarium Heater, 1200W Fish Tank Heater Submersible Betta Fish Heater for Aquarium Thermostat Pond Heater for Freshwater and Saltwater (1200W for 150-300 Gallon Tank)

AQQA Aquarium Heater, 1200W Fish Tank Heater Submersible Betta Fish Heater for Aquarium Thermostat Pond Heater for Freshwater and Saltwater (1200W for 150-300 Gallon Tank)

1.9
On popular sellers 11 days for last 30 days Found on 2023-02-25
#46
Eheim Jager 250W TruTemp Submersible Heater 17”

Eheim Jager 250W TruTemp Submersible Heater 17”

1.9
On popular sellers 11 days for last 30 days Found on 2023-01-18
#47
AQUANEAT Aquarium Heater, 300W Fish Tank Heater, Adjustable Submersible Water Thermostat with Thermometer

AQUANEAT Aquarium Heater, 300W Fish Tank Heater, Adjustable Submersible Water Thermostat with Thermometer

1.9
On popular sellers 11 days for last 30 days Found on 2023-12-09
#48
hygger Small Aquarium Heater, 50W Submersible Betta Fish Tank Heater with Adjustable Temperature External Controller, Turtle Heater with LED Display for up to 10 Gallon Tanks

hygger Small Aquarium Heater, 50W Submersible Betta Fish Tank Heater with Adjustable Temperature External Controller, Turtle Heater with LED Display for up to 10 Gallon Tanks

1.9
On popular sellers 11 days for last 30 days Found on 2024-01-31
#49
HITOP 400W 600W Double Tube Aquarium Heater, Sturdy Fish Tank Heater with Case, Adjustable Heater for 45-125Gal Fresh Water/Saltwater

HITOP 400W 600W Double Tube Aquarium Heater, Sturdy Fish Tank Heater with Case, Adjustable Heater for 45-125Gal Fresh Water/Saltwater

1.9
On popular sellers 11 days for last 30 days Found on 2024-09-18
#50
MantaMaze Submersible Aquarium Heater 25W/50W/75W for 1-40 Gallon Fish Tank Heater with Intelligent Leaving Water Automatica Stop Heating System & Overheating Protection

MantaMaze Submersible Aquarium Heater 25W/50W/75W for 1-40 Gallon Fish Tank Heater with Intelligent Leaving Water Automatica Stop Heating System & Overheating Protection

1.9
On popular sellers 11 days for last 30 days Found on 2024-08-06
#51
Mylivell Aquarium Heater 25W 50W 100W 200W 300W Submersible Auto Thermostat Fish Tank Heater, Small Aquarium Heater for 10-100 Gallon Fish Tank, Freshwater & Saltwater Compatible

Mylivell Aquarium Heater 25W 50W 100W 200W 300W Submersible Auto Thermostat Fish Tank Heater, Small Aquarium Heater for 10-100 Gallon Fish Tank, Freshwater & Saltwater Compatible

1.9
On popular sellers 8 days for last 30 days Found on 2023-01-06

EDITOR'S NOTES

During our Pet Supplies Aquarium Heaters research, we found hundreds Pet Supplies Aquarium Heaters products and shortlisted 51 quality products. We collected and analyzed 151,171 customer reviews through our big data system to write the Pet Supplies Aquarium Heaters list. We found that most customers choose Pet Supplies Aquarium Heaters with an average rating of 1.9 . The seller of top 1 product with rating 5 and has received honest feedback from 20,676 consumers.

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