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  • Jager Aquarium Heater - 300W - 159 to 264 gal.

Jager Aquarium Heater - 300W - 159 to 264 gal.

3 Reviews


New and improved design is now fully submersible! Automatic aquarium heater is for both fresh and saltwater aquariums. Unit has a precision bi-stable thermostat with plus or minus 1/2 degree F holding temperature. Temperature is now easier to set with a new dial and accurate 1 in. increments from 65 to 93 degrees. Jagers have a 2mm thick thermal shock resistant glass vs. the common 1mm thickness for and extra sturdy construction. Heater also includes a 6 foot double insulated power cord, and a convenient clip-on heater holder.


Temperature Range65 to 93 degrees F.
WarrantyHeater has a 3 year warranty against defects in materials and workmanship.
UL ListedYes
Internal Id


Click here to download the instruction manual from the manufacturer's website.

Ratings & Reviews

3 reviews

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Jager Heater


Great heater. Set it, forget it. It works perfect.

Eheim Jager


Eheim make good products and this is no exception. My friends swear by Jager and I am now trying it out as my tetra heater broke and cooked my livestock.
<br>So far so good. Heater seems to be of high quality.

Seems to be a quality heater.


It is doing just what it is supposed to.