Saltwater fish life frequently from warmer water, which means you will always need to heat up your tank to maintain the constant temperature inside the tank. The ideal temperature for saltwater fish tanks is between 75 and 82 degrees Fahrenheit. This is why you will need the best saltwater aquarium heater.
It is an important aspect since the low powered heaters may not provide enough heat for the large fish tank, while high powered heaters use for smaller tanks may overheat and kill the fish inside this tank. Generally speaking, the average power output should be within from 25W to 300W without being damage. That’s what the best aquarium heaters should have to ensure the safety of fishes.
Cobalt Aquatics heater is available in 7 versions with the power range from 25W to 300W. These models can be adapt to the heating need of the tank volume from 6 gallons to 100 gallons depending on the version you choose.
Hygger heater comes with 2 powers versions are 100W and 200W. They are recommended for aquarium with 10 to 45 gallons of water capacity.
In order to ensure the heat is not wasted and the accuracy in the heat distribution, the heater should be required to be submerged in the water.
Cobalt heater is fully submersible, which means you do not have to worry about the unevenly distributed temperature. Besides, The super-flat design of this heater will not disturb your view.
The Hygger heater is fully submersible in water horizontally. It recommends to be placed near the filter and the output of water flow to directly heat up the water and keep the even distribution.
#3 Temperature range and accuracy
Different species of fish require different temperatures level. So Hygger heater offers the adjustable heating range that can be regulated up and down based on the specificity of the fishes. Heating temperature ranges from 32 to 104°F, and it will bring the result accuracy of +/- 0.5° C.
Cobalt Neo-Therm heater offers the neo-therm electronic thermostat will maintain Tank temperature within +0.5°F. It also comes with the temperature range from 66-96°F
Cobalt is made of quality material that comprises the neo-therm. It assessed to be made break-proof and shatterproof. You will not need to worry if the heater hurting your fish since this heater will automatically be turned off due to neo-therm.
Hygger heater made from heavy-duty, durable Titanium. It is completely shatterproof and anti-corrosive. This heater also automatically stops heating when the temperature reaches your desired temp.