The Hydor InLine 300W aquarium heater connects to flexible hose coming from an external pump or filter.
Completely safe. No danger of damage if the equipment is left running without water for a short period of time.
Patented heating element made with the exclusive PTC system. The traditional metal resistor coils have been replaced by a special polymer sheet, silk-screened with heating ink.
Setting of temperature controlled by an electronic circuit with indicator light.
Temperature range: 64-92 degrees Fahrenheit.
300W In Line Heater Hydor 5/8" Hose. Patented heating element made with exclusive PTC system. The traditional metal resistor coils have been replaced by a special polymer sheet. Perfect for keeping your aquarium at the proper temperature year round.