Keeping your fish healthy and happy is not just about giving it food, you also have to make the environment warm and great to live in.
The best part is that fish does not need a lot of attention, so introducing a heater to the aquarium should not be a lot of work.
With the best aquarium heaters, you should have an easier time handling the heating needs of the aquarium. It would be great to get one with an aquarium heater controller, meaning that you get to easily set the temperature of the heater to work optimally.
Remember that too much heat would make the water to overheat which is not something great for the fish. You want the water to be within the right temperature range.
Table of Contents
- How to Choose an Aquarium Heater?
- Best Aquarium Heater on the Market
- Best Aquarium Heaters Reviews
- 1. Aqueon 50W Pro Heater
- 2. EHEIM Jager Aquarium Thermostat Heater
- 3. Hydor In-Line External Heater
- 4. Fluval E Electronic Heater
- 5. Aquatop Quartz Glass Submersible Heaters
- 6. Marineland Precision Heater for Aquarium
- 7. Finnex Digital Heater Controller with Deluxe Titanium Tube
- 8. Zacro AH065 Submersible Aquarium Heater
- Why Use an Aquarium Heater?
- What is the Best Aquarium Heater?
- How to Install Aquarium Heater?
- How Often to Replace Aquarium Heater?
- Where to Place Aquarium Heater?
How to Choose an Aquarium Heater?
What Size Aquarium Heater?
Depending on the size of the aquarium, it would also affect the size of the heater. The best small aquarium heater would work best for the small aquariums than when using the large aquarium heaters.
Most manufacturers would come up with the rating for the aquarium heater making sure that you get to use the heater for the specified tank. Make sure that the large aquariums get to use the large models with more power ratings so that they can easily heat up the water with ease.
Types of Aquarium Heaters
The type of aquarium heater is also likely to affect where it can be used. To understand which one would be best for you, we get to learn more about some of the top types of aquarium heaters.
- Hanging aquarium heater
The hanging type of aquarium heater is the most common and still the most affordable you can get today. Such a model would come with a kit to help with hanging the heater in the water. From the name, you can easily see that the model would be hanging off the edge of your aquarium. These heaters would come with a glass tube that contains the heating element. The glass tube is the one suspended in the water to heat it up.
- Submersible aquarium heater
Submersible simply means that such type of heater can fully be submersible in the water. For such a construction, these heaters are known to be more efficient as compared to the hanging type of aquarium heaters. The submersible aquarium heaters would easily be positioned differently depending on the application. You can always use the horizontal position so that it is efficient in the heating of the water.
- Aquarium substrate heater
This type of heater is different in terms of construction and operation as compared to the others. The heater comes with a coil of wire in an insulator that would be buried in the aquarium gravel or the substrate hence the name. When the wire is heated, it will have the heat radiated to the gravel, which in turn warms the water. When the water is warm enough, the heater has a thermostat that turns it off.
- Inline aquarium heater
For this type, it is made to be an external heater self-contained and would be attached to a section of plumbing to the aquarium. Such a model would need a water pump to move the water through the heater for heating before it is taken back to the aquarium.
- In filter aquarium heater
Aquarium filters can also come fitted with a heating element. This should make the filter also play the part of being an aquarium heater. These filters would heat the water as it is being filtered. In the end, you should get clean water that is still warm for the fish.
- In sump aquarium heater
This could easily be said to be a submersible heater, but it would be set up in the sump rather than the aquarium itself. With such a configuration, the fish would be safe from easily being burned when they get close to the heater.
- External aquarium heater
The external aquarium heater would come in many forms. From the name, you can easily see that it would be implemented outside the aquarium. So depending on the type, it can have a separate housing or it would be mounted in the sump or reservoir.
Types of Aquarium
The heater is going to work great if it was made for that particular type of aquarium. You have to keep in mind if they are the best heaters for saltwater aquariums or for freshwater aquariums or for reef tanks. In most cases, you would find that the heaters work great for all the aquarium types, but you always have to check to be sure.
The cost is going to affect just how much you are willing to spend on buying the heater. Before you can even start searching for the best heater, you always have a budget in mind.
As much as you want to save money, make sure that the model you choose is great and delivers on the best features. Doing proper research should always help you find a great aquarium heater at an affordable rate.
Ease of Maintenance
When looking to buy a heater, you should also look into the future where you might want to perform some maintenance to the heater. The model should be easy to maintain so that you can easily replace the faulty parts. With a model that is easy to maintain, you can do it at home rather than taking it to a technician.
Best Aquarium Heater on the Market
|Aqueon Pro Heater||For Fresh & Saltwater Aquariums|
|EHEIM Jager Aquarium Thermostat Heater||All of Aquariums|
|Hydor In-Line External Heater||For Marine and Tropical Aquariums|
|Fluval E Electronic Heater||More Sizes for Aquariums |
from 30 Gallons to 100 Gallons
|Aquatop Quartz Glass Submersible Heaters||More Sizes for Aquariums |
from 13 Gallons to 75 Gallons
|Marineland Precision Heater for Aquarium||For Fresh & Saltwater Aquariums|
|Finnex Digital Heater Controller with Deluxe Titanium Tube||More Sizes for Aquariums |
from 40 Gallons to 120 Gallons
|Zacro AH065 Submersible Aquarium Heater||For Aquariums from 53 Gallons to 99 Gallons|
Best Aquarium Heaters Reviews
1. Aqueon 50W Pro Heater
This Aqueon model is one of the affordable models you can buy for heating your aquarium. The model comes from a top brand so it is a sure way of ending up with a top model. The model features a number of accessories important to mount the heater and keep the aquatic environment clean and also healthy.
In a way, you should keep your fish inhabiting an area with the best temperatures. The manufacturer is known for having the best heater and this one is here to show you that.
The model is further made to be accurate so that you know just the right temperature to set. It is further reliable and durable thanks to its construction. You should be looking to use this type of heater for a long time to come thanks to such features. Other than that, the model is further easy to use as an aquarium heater. The installation is rather simple if you follow the instructions as given by the manufacturer.
The model works great for both the fresh and saltwater type of aquariums. It should be easy for you to choose rather than focusing on looking for a specific heater for the aquarium. The heater is further shatterproof and almost indestructible. This is according to those who have been owning one for last several years.
- Works for both fresh or saltwater aquariums
- It is fully submersible
- It is accurate in temperature setting
- It is shatterproof
- It cracks after using it for about a year or so
2. EHEIM Jager Aquarium Thermostat Heater
The series comes with different power ratings and this one is among the powerful ones with 200 watts output. The design is simple and should resemble other types of heaters, but it has its own benefits. The manufacturer made the model to have easy temperature reading and control.
This is no complicated system as you simply set the desired temperature for your aquarium. The on/off indicator light is important so that you can check if the heater is working or not.
The thermostat included in the heater is important for the easy control of the heating element. The TruTemp system in the thermostat will always recalibrate the heater so that you can get the precise temperature regulation. Such a system is important for keeping the heater more efficient and accurate in terms of keeping the heater working at the temperature selected by the user.
The model features an extra protection system that will turn off the heater automatically when your aquarium water level dips too low. This should ensure help avoid issues of burns, heat, or electrical hazards with an empty tank. Still as part of safety, the heater comes with shock resistant and shatterproof glass as the building materials. It should be still stable and strong to withstand the long hours of being submerged in either the fresh or saltwater aquariums.
You are still advised to maintain the heater within the operating temperatures to avoid overheating. As much as it has many fail proof features, it can also easily heat when you keep it running at high temperatures always.
- Stable design
- It is shatterproof
- Shock resistant
- It has a monitoring indicator
- The heater sometimes tends to heat
3. Hydor In-Line External Heater
When you own an aquarium, you would want your fish to have a great place to inhabit. The heater is part of making sure that your aquarium feels warm enough to keep the fish and other marine life feeling comfortable. This is one model that get more people loving it due to its performance.
You would always end up having a great time using the heater thanks to its power rating. The model provides for circulation of the water through the heater so as to allow for easy heating of the water.
So, what about setting the temperature?
Many people would want to be sure that they are setting the correct temperature for their aquarium. Setting the temperature for this model is quite simple by using a red bezel on the heater. The temperatures are clearly marked so that you get to choose the right temperature for the heater. The red LED is important to tell you if the heater is on or not.
As for the construction, the model comes made of durable plastic. Inside you get a glass tube where the water passes. The glass tube comes with a conductive heating element, which would be heating the water as it passes through the tube. You should easily heat up the aquarium water without having to use a lot of electricity.
The model is made to have a great performance for both the marine and tropical aquariums. You should have an easier time choosing the model for your different types of aquariums. The model is easy to use as compared to some other models, so you do not have to keep referring to the manual to learn more how to use the model.
- It keeps the hardware out of the aquarium
- It has a consistent thermostat
- It is efficient than regular heaters
- It tends to leak if the glass tube ends up cracking
4. Fluval E Electronic Heater
The model is among those top end heaters you could use for heating your aquarium. It is made to feature some impressive characteristics important for making sure you have a great time using the model. One of the most notable features should be the VueTech Technology for better precision and safety.
This should allow you to easily monitor the temperature changes in the aquarium. The screen would flash a green color when the temperature is within the recommended range, but it can turn to read to warn the user.
You get precise temperature settings with the model. All you have to do is adjust the temperature using the provided lever and you should choose the right temperature for your aquarium. With precise increments of 0.5 degrees, it should be easy picking the right temperature.
As part of making sure the model is safe for use, it comes with advanced safety features integrated in it. The model comes with a fish guard important for protecting the fish so that it cannot get into contact with the heater. Getting into contact could make it worse for the fish living in the aquarium. You could also mount the heater at different angles making sure that it stays away from the fish and keep on heating the water.
With the provided brackets, you should have an easy time mounting the heater into position. This is where you can install the heater at various angles by adjusting the brackets. The brackets are also made to be strong so as to last for longer.
- Impressive stable build
- Advanced safety features for the fish
- The use of VueTech technology
- Easy to adjust the temperature
- Expensive model
- The VueTech technology tends to fail after a while
5. Aquatop Quartz Glass Submersible Heaters
The heater comes with a simple but yet an elegant design you would love to see. It is made to deliver on demanding aquariums where you have to keep on heating the water. This makes the model to be a high watt model.
For the powerful voltage level, it also needs a feature that keeps it from overheating. For this reason, the model comes with a double insulation feature made of impressively strong insulated quartz glass. This type of insulation further lowers the impact of the heater in case it overheats accidentally.
Other heaters might have complex technology, but this one is the simplest one. It does come with a simple design that should make troubleshooting easier than the others. You can always be sure that it would also work just like the other complicated model. With the fancy features limited, you get to use the model for its intended purpose, and it does quite well.
The adjustment of temperature is easier as compared to some earlier models. You do not have to struggle much as you can use the temperature adjustment knob feature. The temperature display looks like a thermometer giving it a retro appearance that most people are often associated with it. Simply turn the adjustment knob up to the right temperature and sit back to see the water heating up.
As much as it comes with all the good stuff, it can have its shortcomings. Most people feel that the retro temperature adjustment knob would not give you accurate increments in the temperature. You may want to increase the temperature by a small margin, but that might not be possible. But on overall, the model still delivers on the needs of many aquarium owners.
- It is easy to use
- It is a powerful model
- It has an elegant design
- It lacks a solid construction
6. Marineland Precision Heater for Aquarium
The series on overall with varying wattage rating, we get to look at a powerful 300-watt model. With this type of size, you should easily handle heating the large aquariums with ease. The installation process should get many people excited about it.
With the advanced mounting bracket, you can set the model in different positions for heating the water. Other than that, the position you choose should be great for reading and adjusting the temperature of the model.
Unlike other models, the temperature setting for this model is made to be precise. The adjustment dial is what makes this possible. You can now have easy increments knowing that it would overheat the water risking the life of the fish. The sliding scale on the side of this heater shows you the exact temperature setting. You simply have to know the right temperature to use when looking to heat the aquarium.
The heating element contains a mica core important for better heating as compared to the other heating elements there is also a mesh-heating element great for heat transfer as compared to other types of heating elements. It is the reason that with this heater, you always get superior heat transfer.
The thermal switch function is important to sever as fail-proof protection for the heater. This means that the heater would turn off automatically whenever the temperature rises above the preset range. In a way, it is important to prevent the overheating of the water and keep the aquarium within the desired temperature.
- Ease of installation
- Possible to install in different positions
- Adjustable temperature knob
- Thermal switch function
- It feels cheaply built
7. Finnex Digital Heater Controller with Deluxe Titanium Tube
Being a great model, you definitely get to appreciate what the manufacturer has put into this model as the top features. The first thing to note is that you get a deluxe temperature controller. The work of this controller is to help maintain the water temperature at a constant level important for keeping the fish safe.
As much as you want to heat the aquarium, you have to do it correctly. Keep it in the right range so that you do not end up overheating the water causing more damage than gain to the fish.
The model further comes with a protective heater guard. With this feature, the heating element is engulfed in a protective guard. This ensures that it is safe for the aquarium inhabitants who might come in contact with the heater. Such protection is important also for the surrounding equipment. Sometimes the heater might be too hot that it ends up melting the other plastics around it, but with the guard, all that is prevented from happening.
You might have used the glass heaters for aquarium. One problem they tend to have should be that they can easily break when least expected from the high temperatures. All that changes when you get this model. It comes equipped with a titanium-heating element. This means that the model can hold up to more beatings or needs of the larger aquariums without failing. Since it is made from titanium, it is virtually unbreakable.
The model comes with a memory to save the preset temperature so that even if there is a power blackout, it would still maintain the temperature setting when the power comes back. The model still has pitched alert system that would tell you when the temperatures are no longer within the proper range.
- Corrosion resistant for the heating element
- Titanium heating element
- Ease of temperature control
- It comes with memory
- Ultrafast in heating
8. Zacro AH065 Submersible Aquarium Heater
Most people would be also looking for an affordable model for themselves. You do not always want to spend a lot of money on the heater, and it ends up not meeting your expectations. This model is the alternative when you are on a tight budget. It should help you achieve the same great performance just as using the other models. It is made to be able to maintain a constant and stable temperature with so much ease.
The use of the suction cups makes it easy for installation. Once the cups are in position, they should hold the model easily as it heats up the water. No need to use the installation brackets which would need more space.
As much as it is cheap, the model still features a double insulation property. This is something you would get in high-end models. The high quality insulated glass should prevent unnecessary burns to the aquarium inhabitants that the equipment around the heater. The large thermometer display helps you to know about the changes in temperature to avoid overheating.
- Easy to use
- Easy to install
- It comes with double insulation
- It is cheap
- It does not have a strong construction
Why Use an Aquarium Heater?
It is important that you maintain the water in an aquarium within a suitable temperature range. It is the reason you have to get yourself the best aquarium heater today.
What is the Best Aquarium Heater?
In terms of choosing the best aquarium heater a lot of things come into play. All the mentioned heaters above come with impressive features that should make using them greatly. You have to compare between the heaters to find the best one that would work great for your aquarium conditions.
How to Install Aquarium Heater?
The installation would vary depending on the model. Some would come with brackets for mountings while others would be submersible. What is important is that you get to follow the instructions as given by the manufacturer when it comes to the installation part.
How Often to Replace Aquarium Heater?
As for the replacement, you have to consider factors such as the durability of cover or heating element. The moment you notice the cracks or faulty operation, then it is time for replacing the model.
Where to Place Aquarium Heater?
Where to place the aquarium heater depends on the type of aquarium heater. Just make sure you get to mount or place it correctly as instructed by the manufacturer. You do not want to fully make a heater submersible when it is not a submersible heater.
As you can see, it is possible to keep your fish happy with the right type of heater. You should always consider doing so as the low temperature might not be the best for your fish. If you had a problem before choosing the best aquarium, you now know what to look for when it comes to choosing the best aquarium heater. A number of options exist so that you can choose the best one. From the reviews above, you should have an easy time picking the right model for yourself today.