Heaters & Chillers

Tetra's HT line of heaters are easy-to-use and work in aquariums ranging from 2 to 55 gallons. The heaters have electronic thermostats that automatically adjust heat output to keep water at a constant 78 degrees F. All HT heaters have indicator lights to Read more

Adjustable temperature dial clicks through each degree for accuracy
Thermal switch automatically turns off past max preset and resets once the temperature lowers
Advanced mica core heating element for efficient heat transfer and enhanced durability
Thr Read more

The EHEIM aquarium heater is a further development of the legendary heating rod.
The temperature can be precisely set from 18 to 34 °C and if required recalibrated (±2°). The temperature control accuracy is ± 0,5 °C.

The heat is kept at a constant l Read more