EHEIM thermocontrol 25W Precision Aquarium Heater

Consistent, reliable heating for small aquariums — made in Germany.

The EHEIM thermocontrol 25 is a precision aquarium heater designed for tanks up to 25 litres. Combining proven technology with modern safety features, it ensures your aquatic pets enjoy perfectly regulated water temperatures in both freshwater and marine systems.

With a special laboratory glass jacket for even heat emission and an ultra-precise electronic thermostat, the EHEIM thermocontrol is a trusted, high-quality solution for hobbyists and professionals alike.

Key Features

• Adjustable temperature range: 18°C to 34°C

• Precision control accuracy: ± 0.5°C

• Safe recalibration option: ±2°C

• Thermo Safety Control: automatic shut-off when dry

• Special laboratory glass jacket for safe, even heat distribution

• Fully submersible and watertight design

• Visual control lamp indicates heating function

• 170cm power cable with double suction cup holder included

• Made in Germany — renowned for quality and reliability

• 3-year manufacturer warranty

Technical Specifications