They come in two sizes 7 5w and 15w are completely submersible and will efficiently warm aquarium water up to 6 degrees above room temperature.
7 5 watt heater 1 gallon tank.
Once i got them set to the right temperature it s been easy and to do that i only had to obsessively watch the tank for a few hours while playing with the thing.
Added the heater to my 1 5 gallon high tech shrimp tank and it s keeping the heat at a decent 70 degrees even in the winter time here in northern california where it gets cold.
And it is manufactured in a way that it distributes the heat evenly.
7 5 watt oval up to 5 gal.
5 watt is appropriate for 1 2 gallon aquariums.
15 watt oval up to 10 gal.
The aqueon flat aquarium heaters are designed to provide warmth for tropical fish being kept in 3g 10g tanks.
This heater will also work on tanks larger than 1 5 gallons although it will maintain a temperature below the set 79 degrees when used in a larger tank.
7 5 watts aquatic 7 5 watt flat heaters provide warmth for small tropical fish and are designed for glass or acrylic desktop aquariums 1 gallon to 3 gallons.
It can be kept in all water types.
They are completely submersible easy to install and efficiently warm aquarium water.
So if you have a 1 to 1 5 gallon tank then this heater is perfect for you.
I ve got the hagen 25 watt heaters one of these days i might get a new fishy to fill my empty tank in 2 5 gallon tanks and have been very happy with them.
A good rule of thumb to determine what size heater you may need for your small aquarium is.
5 watts for every 5 gallons.
Best small heater for 1 to 2 5 gallon tanks check the price at 4 5 8 x 3 4 x 1 inches not including the suction cup this is the smallest preset heater that also includes a temperature control.
There are different sizes available for up to 5 gallons of water.
66 freesea 50w mini aquarium heater fish tank submersible heater with led temperature display 4 2 out of 5 stars 1 064.
Suctions cups are included so you can mount the heater to the bottom or side wall of the aquarium.
Although they may be 7 5 watt heaters they re not reliable and certainly not for use with a 1 gallon bowl.
Although it s rated for tanks as small as 0 5 gallons we don t recommend using a heater on any tank under 1 gallon or keeping a betta in a tank that small.
How to determine fish tank heater wattage needed.
Can be positioned under gravel.
Zoo med bettatherm submersible betta bowl heater 7 5 watts 3 out of 5 stars 200 14 66 14.
Plug and play no temperature to set.