Welcome to our review of the best aquarium heaters. Selecting the best heaters for an aquarium is something you ought to consider very important because making the wrong choice of a heater can lead to lots of damage.

So,  to make your search easier and to get the best and safest aquarium heaters, we’ve highlighted and reviewed 10 of the best aquarium heaters available in the market today. These heaters are well constructed, durable, can be adjusted, and their temperatures are readable.

Having said that, why not check out the 10 best aquarium heaters we’ve discovered for you below.

Buyers Guide: Things to Consider Before Buying an Aquarium Heater

Adjustable temperature: The best heater for aquariums must have a customizable temperature. This is on the grounds that you should have the option to control the temperatures of the unit to keep the fish protected and agreeable. The changing capacity must be simple and straightforward. In any case, you can likewise purchase the models that highlight programmed temperature change in accordance with improving the procedure.

Temperature readability: The heater should include a material that upgrades the comprehensibility of the temperatures so as to realize when to change it. For example, the glass material improves lucidness, making it truly outstanding for aquarium radiators.

Durability: This is a basic factor that you should consider when purchasing an aquarium heater. The item you are going to purchase should be profoundly strong so as to serve you for a delayed timeframe. In addition, the item ought to have a waterproof structure and a shatterproof material to improve the life span.

Best Aquarium Heaters Compilation Chart

PRODUCT Features Where to Buy
Mylivell Aquarium Heater

aquarium heaters

  • Precise temperature level
  • Shatterproof glass construction
  • TruTemp dial
Hydor 25W Submersible Glass Aquarium Heater

hydro haters

  • Shock resistant
  • Smart control
  • Energy efficient
Sukeen Aquarium Heater Auto Thermostat Fish Tank Heater


  • High-quality quartz glass
  • Submersible design use
  • Adjustable temperature
BOEESPAT Aquarium Heater 300W, Fish Tank Heater

  • Double seal material
  • Shatter-resistant construction
  • Black protective container
NICREW Submersible Mini Aquarium Heater, Aquatic Turtle Heater

  • External controller
  • Safe temperature adjustments
  • Fully submersible design
ChungGorGor 250W Aquarium Heater Submersible

chun gorgor

  • Smart temperature control
  • Shatterproof construction
  • Preset settings
Hygger 50W Submersible Aquarium Heater

hygger heaters

  • Space-saving design
  • Fully submersible design
  • Safe and reliable protection
EHEIM Jager Aquarium Thermostat Heater 300W

jader heaters

  • Thermo safety control
  • Safe and simple recalibration
  • Suction cups
boxtech Submersible Aquarium Heater

boxtech heaters

  • Explosion-proof design
  • External temperature controller
  • Shatterproof design
Hygger 50W Titanium Aquarium Heater

  • Digital LED display
  • Durable Titanium tube
  • Full automatic control

Best Aquarium Heaters in Durability


aquarium heaters

Is it true that you are searching for the best aquarium heater available? This item is a solid one and it gives you long haul administration, subsequently, it merits the venture. Also, this item is waterproof and this infers it highlights unrivaled sturdiness. It is the ideal item that you should purchase to warm your tank as it offers an ideal temperature run, which is exceptionally basic for fish endurance.

Moreover, this aquarium heater highlights high adaptability, as it is ideal for use for both salt and freshwater. To build its life span, this item accompanies shatterproof glass development. Subsequently, it is impact-resistant, giving you the ideal incentive for your speculation. For the simple establishment, this item accompanies pull cups and mounting sections. You should simply ensure that the radiator is completely lowered submerged for the greatest execution.

Pros Cons
Easy and simple installation Has a quality control problem
Waterproof construction

Hygger Submersible

hygger heaters

This is the best aquarium heater that you will ever discover available. It has the wellbeing and dependable insurance that it accompanies. Subsequently, this item consequently kills if there should be an occurrence of any flaws forestalling further harms in the aquarium. Along these lines, you can generally be certain that your fish is sheltered when utilizing this heater. In addition, this heater additionally kills if the water overheats past the set temperatures.

With the outer temperature controller that this radiator highlights, you can without much of a stretch direct the settings all things considered. It is anything but difficult to manage an item that accompanies an inbuilt thermometer which helps in water temperature identification. Furthermore, this is an item that can be utilized in both new and salt waters and has a blast confirmation usefulness for improves wellbeing.

Pros Cons
Highly durable None found
Explosion-proof design

NICREW Submersible

Have you been battling with aquarium heaters that are not giving you exact temperature settings? Stress not as this is the best aquarium heaters that will offer you the best precise temperature changes between 68 degrees F and 94 degrees F. The item has a protected and helpful structure that naturally closes off the item on the off chance that it is inappropriately lowered.

This implies the radiator has highlights that be careful from harm, offering you unrivaled toughness. The item additionally accompanies a LED temperature display. Therefore, it gives you a straightforward visual warmer activity affirmation. Moreover, the item includes an outer controller that has protected and simple temperature settings all things considered. This is a complete sub heater that gives you an incredible incentive for your venture.

Pros Cons
Easy to use None found

Best Aquarium Heaters in Adjustability

Hydor Glass

hydro haters

Here is one of the best aquarium heaters that you will discover available. It accompanies a smart control work where it includes a canny circuit board. Through this element, the item has an exact temperature detecting test. It additionally has a continuous temperature warming framework. Accordingly, with this item, you will never require a thermometer, not at all like when utilizing other comparable items available.

The item works in an irregular activity mode, hence, it naturally turns on or off so as to accomplish the perfect setting temperature in a steady and consistent way. Henceforth, you don’t have to physically change the heater when it is inactivity. In addition, the best thing about this aquarium heater is that it is energy efficient. This suggests it expends a diminished measure of energy rather than customary items.

Pros Cons
No need for a thermometer The temperature is not consistent
High quality



This is the best aquarium heater that you can discover available today. It includes a discontinuous activity mode. This is a significant component as it consequently controls the temperatures to guarantee that the fish are agreeable and safe. Subsequently, this is the aquarium heater that continually warms nature to guarantee that the fish stay sound. Furthermore, this item is both safe and furthermore includes a high caliber.

Actually, the item is made of an indestructible quartz glass making it shatterproof. Thus you can be certain that this item is exceptionally tough thus it will serve your pet fish for quite a while. Besides, this item is impact evidence, has no power spillage, and highlights a double fixed case to guard your fish. Consequently, the heater is colossal speculation thus it merits your cash.

Pros Cons
High quality None found


Do you own an aquarium and you are searching for the best aquarium heater that will continually keep up a warm temperature? Well… this item will give you that and substantially more as it is additionally extremely protected. The item is made of top-notch glass material that is waterproof.

Along these lines, this is an aquarium heater that serves you for a long time it highlights unrivaled sturdiness. Since this item has a protected activity, it shields fish from punching and burning heater. It is ideal for use in huge fish tanks just as aquariums. The best thing about this item is it includes a movable temperature. With its simple to utilize structure, you should simply turn the handle at the top and modify the temperatures.

Pros Cons
Satisfaction guaranteed Short power cord
Adjustable temperatures


chun gorgor

This is an item that accompanies brilliant temperature guidelines. Along these lines, it doesn’t require your push to keep up ideal temperatures for the fish. This is basically encouraged by the steady temperature heating framework and the exact temperature detecting test it accompanies. Subsequently, this is an aquarium heater that cycles on and off so as to continually keep up the impeccable water temperature.

In addition, this is a simple to utilize an item which accompanies a current structure. Henceforth, it doesn’t expect you to physically direct it when being used. To outline when being used or when unplugged, this item accompanies a red light. With its shatterproof development, this item is exceptionally sturdy thus it serves you for a delayed timeframe.

Pros Cons
Does not need a thermometer expensive
Perfect for saltwater and freshwater

Best Aquarium Heaters in Design


jader heaters

Here is an energy-efficient aquarium heater that you will consistently adore. It accompanies the ability to devour a restricted measure of energy and still works proficiently. In this manner, with this item, you can be certain that your power bills won’t be misrepresented. Also, its energy effectiveness usefulness makes it an eco-accommodating item.

The item includes shatterproof glass development as it is made utilizing research center evaluation glass material upgrading its life span. Besides, this is an item that is liberated from contaminations and it is likewise impervious to organic and compound substances.

Accordingly, it will consistently keep up an inviting situation to the fish dwelling in it upgrading their wellbeing. To guarantee uniform heat circulation, this item has glass coats that amplify the warming surface.

Pros Cons
Accurate temperature readings Issues setting temperature
Ideal for both salt and freshwater use

Boxtech Submersible

boxtech heaters

Is it accurate to say that you are searching for a blast verification aquarium heater accessible in 2021? This Boxtech item will never baffle. It accompanies the best quality and highlights a vitality effective usefulness. The item is exceptionally movable thus you can generally guarantee that your fish are comfortable and safe. Its extraordinary accommodation comes because of the outside temperature controller that it accompanies.

This is anything but difficult to utilize an item that naturally kills when it has arrived at the modified temperature. Along these lines, you will never experience an instance of overheating when utilizing it. The item is made utilizing a shatterproof material that is profoundly sturdy, giving you long haul administration.

Pros Cons
High-quality material None found

Hygger Titanium

Have you been searching for the best aquarium heaters that accompany the best quality and wellbeing? Well…. search no more as this aquarium heater accompanies everything in a solitary bundle. The item has a simple establishment procedure and this is for the most part encouraged by the mounting openings it accompanies. Moreover, it has completely programmed control which makes it solid and simple to utilize.

The item is extremely simple to use as primarily, it has programmed capacities. This infers much of the time, it doesn’t require your info, making it easy to understand. Also, the item includes a tough titanium tube that is impervious to any potential harm that can emerge out of seawater use. Thusly, you can unreservedly utilize this item in both marine and freshwater. Notwithstanding, you may need to spend somewhat more on this item, however, you can be certain that it merits the venture.

Pros Cons
Easy to use Expensive

How We Picked

We relied on the opinion of experts and feedback from clients based on three major factors: Adjustability, Design, & Durability.

Before publishing this post, more facts and data about these aquarium heaters were gotten from further research and online reviews (both positive & negative). With the result and feedback we got, we were able to rank each product according to the standard we set.

If you observe the reviews carefully, you’ll see that each heater has been carefully categorized according to our research result. However, take note that the tags that didn’t meet our standard were not included among this list.

Frequently Asked Questions

Where should I place my aquarium heater?

Position your heater near a filter bay/outlet or a flow pump to ensure even warmth appropriation. Submersible aquarium warmers can be introduced on a level plane close to the base of the tank for the best outcomes. They can likewise be situated vertically if that is your inclination.

What size heater do I need for my fish tank?

Most aquarium heaters go from 25 watts to 300 watts. Smaller aquariums require littler heaters. A 10-gallon tank, for instance, will typically need a 25-to 75-watt heater, while a 75-gallon tank will require 250 to 300 watts. Larger tanks may require numerous heaters.


Picking the best heaters for an aquarium is something that ought to be considered important and without missing words,  we believe that this review must have helped you in selecting the best type of heater to use for your aquarium. Be that as it may, ensure you check all the necessary details of your preferred choice before purchasing.