First and only external heater for aquariums with PTC (Positive Thermal Coefficient) technology. It guarantees maximum safety thanks to the PTC film self-protection system which avoids potential risks of overheating. The exclusive technology used and the high quality of the components guarantee a long life. Ideal for external filters and sump tanks.
- 200W, fits 1/2" Hose
- 200W, fits 5/8" Hose
- 300W, fits 5/8" Hose