We spent many hours on research and managed to find top 9 fish tanks heater that is best suitable for you. This review is based on reliable sources, product specs, and hundreds of customer reviews. In this article, were going to highlight the main features of the best fish tanks heater and why they are important when it comes to choosing the right one.
Best fish tanks heater
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1. Tetra HT Submersible Aquarium Heater With Electronic Thermostat, 50-Watt
Feature
All Tetra HT heaters have indicator lights to let you know when the heater is on. It will be red when heating and green when the proper temperature has been reached.The HT10 uses a built in electronic theromstat to automatically maintain water at 78 F which is ideal for most tropical fish. No adjustment is requried.
Ideal for aquariums between 2 to 10 gallons with hoods or glass canopies
The HT heater is fully submersbile and can be installed vertically or horizontally. It's small footprint makes it easy to conceal behind plants or other dcor.
Please read all label information upon delivery. DO NOT plug heater into an electrical outlet until it is placed inside the aquarium.
Description
All Tetra HT heaters have red/green indicator lights to let you know when the heater is heating(red) or on standby(green). The low voltage thermostat maintains water at 78F without any adjustment required. Be sure purchase the correct heater for your tank size. Buying a heater too small for your tank can cause under heating. It is critical to ensure your tank is equipped with a hood or glass canopy to contain the heat inside the aquarium. All Tetra HT Heaters will shut off if an electrical short is detected for your safety.2. Orlushy Submersible Aquarium Heater 300W-Fish Tahk Heater with Adjust Knob Thermostat 2 Suction Cups Suitable for Marine Reef Fish Tank Sump
Feature
300W aquarium heater is suitable for 50 to 80 gallons aquariums,Length - 11 inch,voltage 110-120V, power cord is 6ft, please choose the right wattage aquarium heater according to our size chart.Adjustable Aquarium Fish Tank Water Heater Sensitive and reliable thermostat maintains uniform temperature. Automatic shut off when the temperature is reached
Explosion Proof: 2mm thickened quartz glass,can be used in fresh water and salt water aquariums,easy to hide in the tank.
Precise temperature dial from 68 to 89F allows for complete control of aquatic climate within a 1-degree difference.
Description
Product Features:1. 110V-120V/60HZ 6-foot power cord,
2. Fully submersible.
3. Universal heater for marine, freshwater or tropical aquariums
4.automatic safety shut-off feature, and overheating protection.
Available In:
Length - 9" 15-30 Gallons, 100 Watts
Length - 9.5" 30-50 Gallons, 150 Watts
Length - 11" 40-60 Gallons, 200 Watts
Length - 11" 50-80 Gallons, 300 Watts
Submersible Aquarium Heaters are made from thermal shatter-resistant quartz glass and were designed to absorb impacts, making them extremely durable.
A power indicator light turns on when the unit is heating, Can be positioned at a vertical or horizontal angle. Can be used in fresh or saltwater fish tanks. 6-Foot power cord.
3. Hygger 500W Aquarium Heater with LED Digital Temperature Controller, Submersible Fish Tank Water Heater for 60-120 Gallon Tank
Feature
This fully submersible aquarium heater enables memory function and over heat protection. Auto shut off when over-heats, resets when it cools down.Made with premium quartz and double sealed by black protective guard, this fish tank heater is resistant to explosion and corrosion, and protect fish and other livestocks from punching and scalding
Build-in external IC temp controller, easy to read blue LED digital number shows real time water temperature. Heat indicator lights on red when fish heater start to heat and turns in yellow once it reach set temperature. Temp accuracy is +/- 1F.
Easy to set temperature without getting hands wet. Temperature can be precisely adjusted from 61 to 90F (16C ~ 32C). Just press set button to desired temperature, it blinks 3 seconds and begins to work
500 watt aquarium heater, voltage 110-120V, suitable for tank capactiy 60-120 gallon freshwater and saltwater aquariums
Description
Hygger Quartz Aquarium Heater with IC Temp Controller provides a hospitable underwater environment for your fish to thrive.Features:
IP68 100% Waterproof, Fully Submersible
Dual Protection - Durable Quartz Tube, Shatterproof construction; Double sealed material and protective container for scald preventing and anti punching
Accurate temperature control from 61F to 90F (16C ~ 32C)
Easy to read blue LED digital display shows water temperature
Ideal for used in freshwater and saltwater aquarium
Specification:
Item name: Hygger Quartz Aquarium Heater with Temp Controller
Model: HG-925
Voltage: 110V-120V, 60HZ
Ground cord length: 4.9 ft
Available In:
300 Watt, for 30~60 Gallon fish tank, heater rod length: 7.7 inches
500 Watt, for 60~120 Gallon fish tank, heater rod length: 10.4 inches
How to set temperature:
1. Place heater rod and probe at the aquarium and keeps them both fully submerged
2. Plug in power and you can see blue LED digital number display shows current water temperature and the red light indicator on
3. Press set button to your desired temperature which will blinks 3 seconds and starts to heat
4. Once it reach desired temperature, red indicator light turns in yellow
Warm Tips:
1. Please read instruction and cautions of package box carefully before use.
2. Always keep heater rod and temperature probe fully submersible.
3. Before take out the heater, please disconnect power and wait for 10 MINUTES to cooling down.
4. Hygger 50W Mini Submersible Digital Display Aquarium Heater for Small Fish Tank, Compact and Fast Heating Thermostat, with External Controller and Built-in Thermometer, for Betta, Turtle
Feature
🐠Compact Small Heater110-120V/60HZ oval shape design little aquarium heater, fast heating for small fish tank. 50W tank heater is for 1-6.5gallon, 100W tank heater is for 6.5-13 gallon. Heater Dimension: 2.7x1.4x 4.5 inch. The power cord is 5ft, long enough for use indoors. With 2 strong suction cups at the back side of the betta heater, it's easy to install it on to glass, acrylic or plastic tank🐠External Controllereasy to set the temp on the controller, only show farenheit temp, you can set the temp range from 63 to 94, temp accuracy 1. Every time you set the temp, just press the button over and over until it reaches to your desired temp, then stop and wait the digit flashing for 3 times, then setting is done. Keep the controller away from water, it's not waterproof
🐠Digital Displaywith led display on the midle of the heater front side, when the fish tank heater is heating, there indicator light above the digit is on red, when it stop heating, the light is off. The heater with a built-in thermometer, when temp setting is done, the led will show the water temp all the time. The led will display the set temp digit only when you press the controller
🐠Shut off When Out of Waterplease note that this a fully submersible aquarium heater for fresh water and saltwater tank, when the top part of the heater is out of water it will auto shut off and the led displaying E1, when fully in water again it will return to normal work again
🐠Reliable Thermostatthis an automatic aquarium thermostat, after finishing the temp setting, you can be confidence on that it will maintain the tank water at the temp you set. The tank heater will stop heating when the water temp reaches to set temp, it will restart to heating when the water temp is 1 off the set temp. If the water temp is over 95, the heater will auto shut off and led displaying HH, it will work normally again when the water temp is lower than 95
Description
Hygger compact oval shape aquarium heater, is specially designed for small fish tanks use, for betta or turtles.With a plastic guard, gaps width on it is about 6-7mm, no fish can go in, so no worries for fish stuck or burned.
Other features of the fish tank heater:
1. Compact and small
2. Fast heating and reliable
3. With 2 strong suction cups
4. External temp controller
5. Built-in thermometer
6. Led digital display
7. Auto shut off when out of water
8. Over temperature protection
The aquarium submersible heater is suitable for use in fresh water and saltwater, can be used for almost all kinds of small fish tanks,
such as square, cylinder shaped or bowl tank, tank made of glass, acrylic or plastic.
How to use the temperature setting?
Please press the button on the controller over and over, the set temp digits will go circularly from 63 to 93, when you set it to the digit
you want, stop and wait the led flashing for 3 times, then the setting is done and the led will go on display the water temp.
LED digital display
Digits: water temp/set temp
E1: heater is out of water
HH: water temp is over 95
Use directions
1. Keep the heater fully submerged in water.
2. Don't bury the heater under substrates such as gravels or sands.
3. Keep the external temp controller away form water.
4. Don't take the heater out of water directly when it's heating.
5. Keep water circulation as far as possible.
Specification:
Voltage: 110-120V/60HZ
Heater tube material: quartz glass
Plug: two-pin US plug
Power cord: 5ft
Dimension: 2.7x1.4x 4.5 inch
Temp control range: 63-94
Size: 50W (1-6.5 gallon), 100W (6.5-13 gallon)
5. ANNOR Aquarium Heater Fish Tank Heater 50w Submersible Fish Tank Water Heater with LED Digital Temperature Display and Temperature Controller 1-10 Gallon Tank
Feature
50W Aquarium Heater For 1-10 Gallon Fish TankThis Mini 50W Fish Tank Heater is suitable for 1-10 gallon fish tank. The size of this fish tank heater is 3.93''*2.75''*1.18'', it is easy to hide in the tank with its small size and can be placed either vertically or horizontally. Voltage of the aquarium heater is 110-120V,60 Hz, power cord is 3.6ft. This Fish Tank Heater is a small, lightweight option for most people who are looking to heat their water.More Safety with High Quality Quartz GlassThis Aquarium Heater is made with shatterproof, corrosion resistant, wear-resistant Quartz Glass, can be used in saltwater aquariums, freshwater aquariums, turtle tanks, betta tanks, and reef tanks, protect your lovely fish and other livestocks from punching and scaldingThe aquarium heater also can maintain the water temperature properly so that the fish aren't stressed by constant temperature changes.
Automatic Constant Temperature Control & Energy-efficientThis submersible aquarium heater automatically adjusts the temperature between 63F and 93F (17C to 34C), temp accuracy 1. Just press the button until it reaches to the temp you want, wait 10 seconds, then setting is done. It can automatically turns off when the ideal water temperature is reached and turns on when the temperature drops.This heater features an advanced heating element for superior heat transfer and enhanced durability
LED Temperature Display & Completely Sunk Into WaterThe temperature is set with a touch of a button, and it features a bright, LED display, which allows you to see the temperature in a glance. An LED indicator light, which illuminates when the heater is heating. You can easily control this device thanks to its easy to use settings. Our aquarium heater thermostat has two suction cups for attachment to the fish tank. You can use it even in low water.
Best Customer Service & One -year After Sales ServiceThis aquarium heater have 1 year protection,100% High Quality Friendly Service and 24 hours E-mail Response.If you have any problems about the fish tank heater please feel free to contact us,We will provide the most sincere service.After-sales service is not limited by time.After receiving the email,we will listen to your feedback and solve your problems immediately
Description
Information:
Suitable for all shapes and materials fish tanks, whether it is glass or plastic, all can be used.
Dedicated designed for small and mini sized aquarium under 1 to 10 Gallon Tank, intelligent temperature regulate, very easy to use.
Suitable for all kinds of aquarium pets, tropical fish, goldfish, ornamental fish and turtles, can work in both brine and fresh water.
Attention points:
In a long-term use, please regularly clean the water grass and impurities attached on the heater surface.
The heater is completely sealed so please don't disassemble it, that will make it permanently damaged.
Run Dry Protection
The heating rod must be completely immersed in water. This egg-shaped small aquarium heater automatically shut itself off once it remove from water which ensures the safety of your pet, especially turtle and frog
Specifications:
Size: 3.94in x 2.75in x 1.2in
Weight (about): 0.55lb / 250g
6. Hygger High End PTC Aquarium Heater with Digital Temp Controller, Fast Heating 800W Submersible Heater for 120-160 Gallon Fish Tank
Feature
This fully submersible aquarium heater enables memory function and over heat protection. Auto shut off when over-heats, resets when it cools down.Made with premium PTC and double sealed by black protective guard, this fish tank heater is resistant to explosion and corrosion, and protect fish and other livestocks from punching and scalding
Build-in external IC temp controller, easy to read blue LED digital number shows real time water temperature. Temp accuracy is +/- 1F.
Easy to set temperature without getting hands wet. Temperature can be precisely adjusted from 68 to 93F. Long press set button until digital numbers blinks twice, then press +/- button to desired temperature
800W aquarium heater, voltage 110-120V, suitable for tank capactiy 120-180 gallon freshwater aquariums (PS: not suitable for saltwater aquarium)
Description
Made of premium semiconductor ceramic material, covered with protective guard to prevent from scalding and punching, our submersible heater helps create the perfect water condition for your fish to thrive and tanks up to 180 gallons. The exterior temperature button control frees you from getting hands wet and LED digital display is easy to red. Two suction cups for easy installation.Features:
IP68 100% Waterproof, Fully Submersible
Dual Protection - Premium semiconductor ceramic material, shatterproof construction; Double sealed material and protective container for scald preventing and anti punching.
Accurate temperature control from 68F to 93F
Thermo Control - This mechanism enables ""running-dry"" protection. The heater will shut off when removed from the water
Easy to read LED digital display shows water temperature.
Ideal for used in freshwater aquariums.
Specification:
Item name: Hygger PTC Fish Tank Heater
Model: HG-921
Voltage: 110V-120V, 60HZ
Power cord length: 4.9 ft
Available In:
500 Watt, for 60-120 Gallon fish bowl
800 Watt, for 120-180 Gallon fish tank
How to set temperature:
1. Place heater inside the aquarium and keeps it fully submerged.
2. Plug in power and you can LED digital number display current water temperature.
3. Long press KEY button until will blinks 2 seconds, then presss + or - button to desired temperature. Then display return to current water temperature.
4. The heater begins to heating.
Warm Tips:
1. Please read instruction and cautions of package box carefully before use.
2. Always keep heater rod fully submersible .
3. Before take out the heater, please disconnect power and wait for 30 MINUTES to cooling down.
4. DO NOT used it at saltwater aquariums or any other corrosive liquid.
7. Hygger 500W 800W Aquarium Heater, Submersible Fish Tank Water Heater with External Color LED Digital Temperature Controller,PTC Ceramic Frequency Conversion Fast Heating for 60~180 Gallon
Feature
🐟LED DIGITAL DISPLAY CONTROLLER: Displays real-time water temperature or set temperature, three-digit display, water temperature display accurate to 0.1 F, easy to read. 4 kinds of work instructions - Working/Malfunction/ Thermostatic/ Out of water, easy to understand. Child Lock"KEY": need to touch 3 seconds to set the temperature.🐟RAPID HEATING: Fastest 5 seconds warming, with intelligent circuit board, work with new PTC ceramic thermal conductive material, the outside is wrapped with aluminum material to accelerate heat conduction and protection. Automatically reduces power when approaching the set temperature, fully utilizes thermal energy inertia to smoothly reach the set temperature, saving energy.
🐟INTELLIGENT THERMOSTAT: Over-temperature protection prevents "cooking fish". The water temperature is over 97 F, the EE fault code is displayed, the controller forcibly stops heating, the water temperature drops to 93 F, and reheats. In addition, it has a power-off memory function and no need to set it again.
🐟ANTI-DRY PROTECTION: When the heating rod is exposed to air, display ER fault code and the heater will shut off automatically. When the heating rod is completely immersed in water, it will start working automatically. Effectively extend the service life. (PS: Suitable for freshwater only.)
🐟HIGH-QUALITY MATERIALS: Built-in dual temperature probe, real-time monitoring of water temperature, temperature accuracy of 1 F; high temperature resistant ABS material, no deformation and no softening, explosion-proof and anti-corrosion, no leakage of electricity. Strong suction cup bracket, can stably fix the heater in every corner of the fish tank.
Description
🐡The outer casing is made of ABS material, which and can withstand certain gravity, effectively preventing damage caused by fish.🌊 Excellent heat dissipation, surface hollowing design, can quickly dissipate heat into the water.
🔍Three-digit digital display, accurate to 0.1 F, easy to grasp the temperature value and working status.
🌡Double temperature probe prevents the single temperature probe from being damaged and causing no heating or over temperature.
🛡 After the water evaporates, the heater is exposed to the water surface, it will automatically cut off the electricity.
🔥Over-temperature protection system, when the temperature in the tank is over 97 F will stop heating, to avoid fish from boiling fish due to high temperature.
Automatically remember the temperature, when used after power failure, the temperature no need to set.
Through the frequency conversion heating technology, and PTC ceramic materials, it can fully convert electric energy into heat energy, saving energy and safety.
Specification:
Power:800 Watt
Voltage: 110V-120V, 60HZ
Power cord length: 5ft+5ft
Temp Control Range: 68~93
Application: 120-180 gallon
Note:
1. When using this heating, the heating should be submersible in the water and should not be exposed to the water surface.
2. It is necessary to regularly clean and clean the heating plate. If the heating plate is attached with impurities, the heating efficiency will be reduced.
3. When the aluminum plate inside the heating plate is damaged, please stop using it.
4. Can not be used for saltwater and water with special materials.
8. UPMCT Aquarium Heater, 100W Submersible Fish Tank Heater with Thermometer Strip Adjust Knob Thermostat, Suitable for 15 to 25 Gallons (100W)
Feature
Wide Range Of Temperature AdjustmentBimetallic material, precise temperature control. Adjustable temperature ranges from 68F to 94F(20C - 34C), and you can choose the coziest temperature for your fish. (The suitable temperature range for most tropical fish is 76F to 80F/24C -27C ). At the same time, a temperature sticker is attached to the fish tank, allowing you to intuitively detect temperature changes at any time, so that you can use it with more confidence.Suitable For 5-85 Gallon Tanks50W aquarium heater is suitable for a 5 to 15 gallon tank, 100W aquarium heater is suitable for a 15 to 25 gallon tank. 300W aquarium heater is suitable for a 50 to 85 gallon tank. It is suitable for fresh water and sea water! Please confirm the wattage, tank capacity and other details before purchasing to select the aquarium heater with appropriate wattage.
Easy To InstallCan be installed vertically or horizontally, but the aquarium heater must be completely submerged in water. We also recommend placing it near a strong water flow, where the outlet of the mains filter is ideal, so that the temperature of the entire aquarium is the same.
How To UseImmerse the aquarium heater completely into the aquarium or tank, wait for 10-15 minutes to let the internal temperature adapt to the actual water temperature in the tank. Then twist the thermostat knob, adjust the temperature to 68-94F and then connect to the power supply.
Quality AssuranceHigh-purity thick quartz explosion-proof crystal tube is used on the surface, there will be no rust spots, causing heavy metal damage to the fish. The double sealing waterproof can also prevent electric leakage, the fish will not be electrocuted due to leakage of the product. A heating guard with a high suction cup is provided as a gift, and the fish will not be burnt due to the fish touching the aquarium heater. Keep your fish live in a carefree warmth at any time!
Description
The temperature of your aquarium is an important factor in the comfort and well-being of your fish. This makes it very important that you keep your aquarium at the proper temperature for your pets.UPMCT's aquarium heater provide fast heat dissipation and precise temperature control! Create every warm day for your fish!
Features:
1. No noise
2. Explosion-proof, crack-proof, corrosion-proof, leakage-proof, scald-proof
3. Allocate with a Heater guard with strong suction cup, not easy to fall off, stable and beautiful
4. Easy to install and adjust temperature
5.The product will not broke or stop working such as the situation for electronic temperature controllers
6. Precise temperature control. Internally, the iron wire is changed to a nickel wire, which not only stabilizes and precisely controls the temperature, but also improves the service life.
Specifications:
Power: 100 Watt
Voltage: 110V-120V, 60Hz
Heater size: 1.1 x 10.5 inches
Power cord length: 4.9 feet
Suitable Aquarium Capacity: 15-25 Gallons
Adjustable temperature range: 69F-94F
Precautions
1. The aquarium heating rod must be completely submerged under water to avoid dry burning!
2. Before installation, please cut off all equipment in the aquarium, such as filter, heating rod and aquarium lights.
3. When the water temperature is lower than the set temperature, the heating rod indicator light is on, and the heating rod starts to heat up. When the water temperature is arrive the set temperature, the indicator light is off, and the heating rod maintains the temperature.
4. If you have any uncertainty before use, please read the instructions carefully or contact us. You will get a positive response.
The package includes:
1 * Submersible aquarium heater
1 * Heater Guard
1 * Temperature sticker
9. Hygger 500W Digital Quartz Aquarium Heater for Fresh-Water and Salt-Water, with External IC Thermostat Controller and Thermometer, Fast Heating Submersible Thermostat for Fish Tank 60-120 Gallon
Feature
🐠Fast Heating Upvoltage 110-120V/60HZ, power 500W, US three-pin plug, heater rod length 10.5 inch, 500W submersible heater for fish tank 60-120 Gallon. The heater power cord is 6ft, the controller power cord is 5ft, the thermometer cord is 4.6ft. Temp range: 61-90. Fast heating up aquarium heater, it takes about 3 minutes to heat 3.5 gallon water up 3🐠Fully Automatic Controlvery easy and reliable to use. After finishing the temperature setting, the fish tank heater will run automatically by itself. It will stop heating when the water temp reaches to the set temp, please note that the water temp may go up 1 more because of the waste heat. When the water temp is cool down to 1 less than the set temp, the tank heater will restart heating
🐠Quartz Tube & Plastic GuardWith high-quality quartz glass tube, it's very durable and explosion-proof, this fish tank heater can be used for saltwater and freshwater aquariums, service life can be 3 years or more. With low profile black plastic guard, easy to hide in the tank. The guard can prevent your aquarium pets from burned, the gaps on the guard is about 3mm, no worries for fish stuck
🐠Digital LED Display Controllerthe external IC temp controller can show the water temp with 2 blue LED digits. Only show Fahrenheit degrees. To set the temp, just press the button over and over until the screen displaying the temp you desired, then stop and wait the digit flashing for 3 times, the setting is done and the led shows the current water temp again. The controller is connect with separate sensitive thermometer
🐠Fully submersible Aquarium Heaterwith strong suction cups on the heater guard and the thermometer, it's easy to install the aquarium heater no to the tank walls or bottom, please keep them fully submerged. The thermometer should be away from the heater and keep water circulation as far as possible
Description
Hygger high-power digital quartz aquarium heater is specially designed for medium and large fish tank use,fast heating up for 30-120gallon aquariums.
We now have 300W and 500W fish tank heaters available.
It comes with 1 quartz heater, 1 IC temp controller and 1 thermometer, the cables are all long enough for use indoors.
Other features of submersible heater:
1. Fast heating and reliable, fully automatic control.
2. Black plastic heater guard with suction cups
3. For freshwater and saltwater use
4. The controller with memory function in case of power-down.
How to use the temp setting?
Press the button on the controller over and over, the set temp digits will go circularly from 61 to 90, when
you set it to the digit you want, stop and wait the led flashing for 3 times, then the setting is done and
the led will go on displaying the water temp.
Heating indicator light
There are 2 indicator lights below the display screen, the left light will on red when the heater is heating,
the right light will on green when it stops heating.
Over temperature protection.
The fish tank heater will auto shut off if water temp is over 97, and will automatically turn normal
work when water temp is less than 95.
Use directions
1. Keep the heater and thermometer fully submerged.
2. Don't bury the heater under gravels or sands.
3. Keep the temp controller away from water.
4. Keep water circulation as far as possible.
5. Unplug the heater and wait it cool down before doing water changes.
Specification:
Voltage:110-120V/60HZ
Heater tube material: quartz glass
Plug: three-pin US plug
Power cord: heater cord 6ftthe controller cord 5ft, the thermometer cord 4.6ft
Temp control range: 61-90
Temp accuracy: 1
Size: 300W (30-60 gallon), 500W (60-120 gallon)
