Eheim Thermopreset 100 Aquarium Heater

The Eheim Thermopreset 100 Aquarium Heater delivers reliable, precision heating with the simplicity of a preset temperature. Factory set to 25°C — the ideal temperature for most tropical fish — this heater keeps your aquarium stable without the need for manual adjustments.

Built with trusted German engineering, the Thermopreset range features highly accurate electronic control and an efficient heating element for even heat distribution throughout your tank.

The added protective plastic guard improves durability and helps protect the heater from knocks during maintenance.

Key Features:

✔ Preset to 25°C – Ideal for most tropical aquariums
✔ Highly Accurate Electronic Temperature Control
✔ Even Heat Distribution
✔ Protective Plastic Guard for Extra Durability
✔ LED Heating Indicator Light
✔ Dry-Run Protection for Safety
✔ Fully Submersible Design

Perfect For:

• Tropical freshwater aquariums

• Hobbyists wanting plug-and-play simplicity

• Stable, low-maintenance heating

• Community fish tanks

Reliable temperature means healthier fish and a more stable aquarium. The Eheim Thermopreset 100 makes it easy with accurate, worry-free heating.