I hope you love the products I recommend! Just so you know, I may collect a share of sales or other compensation from the links on this page. Oh, and FYI — as an Amazon Associate, I earn from qualifying purchases.
A lot of care is required when caring for tropical fish, and one of the most important things is to make sure that they have plenty of heat.
Tropical fish need to live in warmer water, so you need to make sure that your aquarium is fitted with the right type of heater. Not all aquarium heaters are the same, and you need to know about their various features in order to make sure that you get the right one for your aquarium.
In this post we are going to look at five of the best aquarium heaters and give you the rundown on their best features. Then we will show you exactly how to set up, install, regulate your heater.
Further Reading: Learn How To Use An Aquarium Heater Properly (Everything You Need To Know About Setting Up, Installing & Regulating Your Aquarium Heater)
The Cobalt Aquatics Neo-Therm aquarium heater keeps a steady and accurate temperature control. It is made with high-quality European construction and comes with a 3-year warranty against any manufacturer defects.
It is 1/3” thick, super flat, and shatterproof, and is fully submersible and easy to use.
The Pedy Aquarium Heater is shatterproof and will not corrode, even if you are using it in a saltwater aquarium.
There is a 1-year free replacement service, so if there are any manufacturing defects, you can contact customer service to have it replaced.
300 watts, ideal for 50-60 gallon tank
Made from durable titanium and Teflon
Automatic shut-off to protect against overheating
Problems with heater failing
The thermometer is not accurate
The display is not overly visible
Why We Liked This Heater
This 300W fish tank heater is made from durable materials and is resistant to high heat and corrosion. It is long-lasting and durable and comes with two suction cups that let you easily connect it to the side of the aquarium, hiding it behind plants and other decorations.
There is an automatic over-temperature protection feature that keeps your pets safe from burning.
The Finnex Electronic Controller aquarium heater is made with titanium tubing that is virtually indestructible. It also has a heater guard that helps to maintain the correct temperature to ± 2° at all times.
Suction cups for easy attachment are included.
Virtually indestructible, totally submersible
LED heating indicator makes it easy to read
Titanium heating element won’t shatter
Temperatures tend to fluctuate
Contacts stick so the heat stays on and gets too hot
Problems with wiring
Why We Liked It
This aquarium heater can be used for saltwater and freshwater aquariums, and the tubes are easy to hide because they are so small, so they won’t stick out like a sore thumb.
The titanium heating element is encased by protective materials so there will not be any risk of electrical shock or damage to other equipment.
Final Thoughts On Aquarium Heaters
Having an aquarium can be loads of fun. But, if you don’t have the right heater in the aquarium, your fish aren’t going to be alive for very long.
Make sure that you buy a heater that is going to work for the size of the aquarium (some are specifically designed for larger tanks), and that it is not only accurate but easy to use.
It should be made of durable materials so it is shatterproof and be completely submersible. It should also be small and unobtrusive, so all you see are the fish and decorations and not your gear.
Our best aquarium heater will definitely be the Aqueon Pro Adjustable Heater. This is one of the few heaters that don’t corrode which makes it ideal for saltwater and freshwater aquariums.