Hygger Aquarium Heater Review

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Hygger Aquarium Heater Review Mario Setting Up the Heater

When it comes to aquarium heaters, hygger has a wide range of options for you to choose from. From small fish tank heaters to large fish tank heaters, they have got you covered.

In this article, we will take a look at all the models of hygger Aquarium Heater and help you decide which one is best for your needs. We will do a deep review of the Hygger Titanium Aquarium Heater 500-800W and go over the features of this aquarium heater, troubleshoot any potential errors, and list some alternatives that you may want to consider.

hygger Aquarium Heater Overview

The hygger Aquarium Heater is available in two sizes: 500W and 800W. These two models are made for large fish tanks and can heat up an aquarium up to 180 gallons. The heater is made with titanium, which makes it corrosion-resistant and long-lasting. It also has a built-in thermal protector that will automatically shut the heater off if it gets too hot.

hygger Submersible aquarium Heater Review

The control pad is an LCD screen that displays both water temperature and set temperature values. There is only one button in the middle of the display to control the show current temperature of the water and to set the desired temperature.

There is no button for turning the heater on/off. The heater will automatically go into standby mode once the desired temperature value is reached, and it will turn back on if the water drops below that value again. If you want to turn off the heater, just unplug it permanently.

What is Include in the Box?

The package includes the heater itself and a suction cup mount. The heater also comes with an instruction manual, but you won’t really need it since everything is very simple to use. Except for the 2x strong suction, there are no extra accessories included in the box.

hygger Aquarium Heater Review Unboxing

Other Hygger Aquarium Heater Models

hygger offers a bunch of different aquarium heaters, from betta fish tank heaters to big ones for large tanks. Here are some other hygger aquarium heaters that you might want to consider.

Hygger 300 Watt Aquarium Heater

The Hygger 300 watt aquarium heater is a great solution for anyone who has a 30-60 gallon aquarium. It has a tub design made of durable quartz glass that is covered by high-quality ABS black plastic.

hygger 300 watt aquarium heater
Hygger 300 Watt Aquarium Heater
Best aquairum heater for 30 gallons tanks


Heating even

Easy to clean

Seawater resistance


Gaps on the guard are very small, about 5mm in width, no fish gets stuck. This model must be fully submerged in water and is good practice to keep the water circulation as far as possible. This will result in an accurate temperature message. And with its large display screen, it makes monitoring water temperature simple. 

Hygger 5 Gallon Fish Tank Heater

The Hygger 5 Gallon Fish Tank Heater is a small, submersible aquarium heater that is perfect for a betta fish tank or any other nano aquarium between 5-15 gallons. It has an automatic shut-off feature. This model also includes a built-in LED light that will change colors to indicate the temperature of the water.

hygger 5 gallon fish tank heater review
Hygger 5 Gallon Fish Tank Heater
Best aquairum heater for small tanks

Automatic stop & restart

With built-in thermometer

Durable quartz glass

Over heat protection


The durable quartz glass makes the heater resistant to cracking, and overheat protection keeps your fish safe. You’ll love how easy it is to use – just plug it in and set the desired temperature!

Hygger Small Aquarium Heater

The Hygger Small Aquarium Heater is one of the most popular models for the betta fish tanks. It is a 50 watts heater that can heat up the water to between 63°F and 95°F. The Hygger Small Aquarium Heater has an automatic shut-off feature, so you don’t have to worry about overheating your betta’s tank.

Hygger Small Aquarium Heater
Hygger Small Aquarium Heater
Best aquairum heater for Bettas tank


External controller

Over-heating protection

Small heater


The built-in thermometer goes directly into the water and offers a unique way of showing temperature. The thermometer is easy to read and gives you an accurate measurement in both Fahrenheit and Celsius units.

Which Model to Choose?

When it comes to choosing a hygger aquarium heater, it really depends on the size of your tank. If you have a large fish tank, then you’ll need one of the larger models that can heat up an aquarium up to 180 gallons. If you have a smaller tank, then there are a number of different models to choose from.

All of the hygger aquarium heaters come with some great features, like automatic shut-off and overheat protection. So no matter which model you choose, you know your fish will be safe and comfortable.

Hygger Aquarium Heater Features

All of the hygger aquarium heaters come with a number of great features, like automatic shut-off and overheat protection.

Here are some of the other features that you’ll find on all of the hygger aquarium heaters:

LED Digital Display Controller

To easily monitor water temperature, hygger aquarium heaters have an LED digital display controller. It is easy to read and gives you an accurate measurement in both Fahrenheit and Celsius units.

hygger aquarium heater review setting temperature

To better understand what the LED display controller is showing let’s explain all of the stages:

  • Working: The heater is heating water.
  • Malfunction: The heater will show fault code as troubleshooting.
  • Thermostatic: The water temp reached the desired value
  • Out of water: The heating rod is out of the water and shows a fault code.
  • “Er”: the heater will stop heating.

Auto Shut-off Feature

Not only the 800W model but all of the hygger aquarium heaters are equipped with a built-in overheat protection function that automatically shuts off when there’s too much heat in the tank.

This helps prevent your fish from getting “burned” by hot water or fry being killed by cold water. The auto shut-off feature also saves energy because it doesn’t run continuously like other types of heating elements do (that means less electricity usage!). The models have different auto shut-off features though, so keep this mind when choosing one for your tank!

Extra Features

This aquarium heater offers a wide range of other features, all contributing to an even better experience. Some of them are:

  • Rapid heating speed: this aquarium heater heats up the water very fast and it can reach a temperature of 95°F in just 15 minutes.
  • Intelligent thermostat: it can keep the water at a stable temperature and prevent overheating or underheating.
  • Anti-dry protection: When the heating rod is exposed to air, it will display ER fault code, and the heater will turn off automatically. When the heating rod is completely immersed in water, it will begin to function automatically.
hygger Aquarium Heater Review Error Code

Troubleshooting and Fault Code

All hygger aquarium heaters have different fault codes to help you troubleshoot any problems. Here are the most common ones: 

  • ER: The heating rod is exposed to air. Make sure the heating rod is completely submerged in water.
  • EH: The water temp is higher than 97°F. Cool the water to return it to normal temperature.
  • EC: This is a less common problem, and it’s generally caused by a frozen thermostat. It may also be caused by water damage or some other. Gereanlly it means a communication failure.
  • E3: The rely has been melted. The heater should be discarded.
  • H1: Temperature sensor is short-circuited protection. The heater must be discarded.


If you’re not sure that an aquarium heater is the right purchase for you, or if you just want to explore your options, here are a few alternatives to consider:

HITOP 500W Digital Aquarium Heater

HITOP 500W Digital Aquarium Heater is the perfect solution to keeping your fish tank at the right temperature. It displays both the set and real-time water temperatures, so it’s easy to monitor changes in water temperature.

HITOP 500W Digital Aquarium Heater
HITOP 500W Digital Aquarium Heater
Best 500W aquarium heater

Dual Display

Simple operation

Swich from °F to °C

Easy to clean


Plus, this heater has an internal high-efficiency sensor that makes it more accurate than other heaters on the market today. This aquarium heater is an excellent choice for those who want a powerful and reliable heating system in their tank. 

VIVOSUN Aquarium Heater

The VIVOSUN Aquarium Heater is perfect for anyone looking to keep their tank at a precise temperature. With titanium construction and intelligent control, this heater is built to last and ensure that your aquatic creatures live in the best possible environment.

VIVOSUN Aquarium Heater
VIVOSUN Aquarium Heater
Best aquairum heater for nano tanks

Wide Compatibility





Not only does our heater provide precision temperature control, but it’s also easy to set up and compatible with a wide range of tanks. Plus, it features overheat and water shortage protection so you can rest easy knowing your tank is in good hands.

HiTauing Aquarium Heater

This HiTauing Aquarium Heater is a great choice for anyone looking for an affordable, reliable aquarium heater. With digital temperature control and a wide range of compatibility, this heater is perfect for any tank up to 120 gallons in size.

HiTauing Aquarium Heater
HiTauing Aquarium Heater
Energy saving aquarium heater

Long lasting

PC material

Prevent burns

Fastly heating


You have a wide range of choices from 50 W up to 500W. It has two temperature control systems so you can adjust it according to your needs. The intelligent water sensor will turn off if there is any problem with the device while over-temperature protection keeps your fish safe from harm during use! 


When it comes to choosing an aquarium heater, the hygger submersible aquarium heaters are a great option. It comes with a number of features, like automatic shut-off and overheat protection, and more. Hygger is a trustworthy company that produces some of the best aquarium equipment, including filters, aquarium lights, gravel vacuum cleaners, and other accessories.

The Hygger Aquarium Heater 800W model is made to be used on large fish tanks but this brand has a wide variety of models specific for nay tanks. All of them offer the same features. So if you’re looking for an affordable and reliable aquarium heater, then be sure to check out the hygger line!


To heat the aquarium water and control tank temperature, hygger aquarium heaters are among the best aquarium heaters out there. If you’re still hesitant about purchasing a new aquarium heater, here are some frequently asked questions and answers about hygger Aquarium Heater to make your decision easier.

Q: Are Hygger aquarium heaters good?

Hygger aquarium heaters are among the best submersible aquarium heaters out there. They have an easy-to-read digital display and a wide range of compatibility, making them perfect for any tank up to 120 gallons in size.

They offer precise temperature control so it can maintain the right water conditions in your tank without worrying about overheating or freezing! Plus, these units come with overheat protection as well as automatic shut-off if they detect that something is going wrong while running at full power all day long which gives you peace of mind knowing that none of your fish will die from overheating their habitat.

Q: Which aquarium heater is best?

The best aquarium heater for you will depend on the size of your tank, the wattage you need, and your budget. The hygger Aquarium Heater line offers a wide range of models so you can find one that fits all your needs!

Q: How do you set a Hygger heater in an aquarium?

Setting up the Hygger aquarium heater is easy. Use the suction to place the heater vertical or horizontal into the water. Make sure it is fully submersible. Plug to power and the IC temperature controller will display the preset temperature.

Press the “SET” button until reaching your desired temperature value. Then the display will flash the desired temperature value three times and return displaying the current water temperature. Your setting is done.

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I am Mario, a experienced fish keepr and the editor-in-chief of Epic Aquarium.

At Epic Aquarium, we take our commitment to providing comprehensive and unbiased reviews very seriously. Our team carefully reviews each product, and we only recommend the very best in terms of quality. We also consult with leading fish keeper experts to ensure that each article is based on the most reliable and up-to-date information available.

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