Jaeger EIHEIM 300W

EHEIM JÄGER 300 W Aquarium Heater

The EHEIM JÄGER 300 W aquarium heater is a high-precision adjustable heater designed for very large volume aquariums. It ensures a stable and constant temperature for tropical and subtropical fish, in both freshwater and saltwater.

Main Features

300 W power suitable for aquariums from 600 to 1000 liters. Precise temperature adjustment between 18 and 34 °C with constant maintenance by integrated thermostat. Fully submersible heater, compatible with freshwater and saltwater.

Benefits and Design

The special laboratory glass jacket increases the heating surface and ensures even heat distribution. It also acts as a heat shield protecting the aquarium inhabitants. A light indicator allows you to see the heater's operation.

Safety of Use

The heater is completely waterproof and can be fully submerged. It includes protection against dry running via the Thermo Safety Control system. The laboratory glass is resistant to shocks, chemical and biological substances, as well as temperature variations during water changes.

Technical Data

Package Contents

One EHEIM JÄGER 300 W heater, a double suction cup holder, and the user manual.

Frequently Asked Questions

The condensation that may be visible inside the glass tube has no impact on the heater's safety or operation. Each unit is factory tested to ensure complete waterproofing. This condensation is related to internal pressure and temperature variations.