Eheim Thermocontrol (Jager) Heater 250W

JAGER HEATER 250W suitable for fresh or saltwater aquariums 400-600 Liter Aquariums

For Aquariums 400-600 liters

Laboratory Quality Glass
18°C to 34°C

Rating on the Jager heaters is based on heating the aquarium with in 5°C of the ambient room temperature. If you room fluctuates more than the 5°C of the set temperature of the heater, it is suggested to use a higher wattage heater.

The Eheim Jager aquarium heater uses the best available technology to precisely regulate water temperature in your aquarium. It can be set to a precise temp between 18°& 34°C and readjusted if required. The Eheim Jager aquarium heater will maintain a very a constant and precise temperature in your aquarium.

The heater can be fully immersed, is protected against running dry and is suitable for fresh or marine water. The glass jacket enlarges the heating surface and ensures optimum even heat transfer. This means that a smaller wattage than other brands will heat the same volume of water.

The Eheim Jager aquarium heater features safety glass designed for laboratory research purposes. It is completely free from pollutants which can seep into the water, resistant to chemical and biological substances, does not have any fissures and hair cracks which allow condensation water to can penetrate. It is also shatter-proof i.e. resistant to cold water shock which can occur during maintenance or sudden water level changes.

When choosing a heater for your aquarium keep in mind that when using a traditional heater 1w of power is needed to heat 1L of water. Because of the enlarged glass jacket this heater transfers heat more efficiently so that 1w of power can heat up to 3L of water depending on the Jager Heater purchased.