The Eheim JAGER Heater 200W is a robust, fully submersible heater built to maintain a stable, accurate temperature in medium to larger aquariums. Using Eheim’s proven technology, the Eheim JAGER Heater 200W is ideal for tropical community tanks, discus setups and planted aquariums where precise temperature control is critical.
Encased in special laboratory‑grade glass, the Eheim JAGER Heater 200W offers a large heating surface and excellent heat distribution. The glass jacket acts as a heat shield, helps prevent hot spots and ensures gentle, even warming of the water. It is also shock‑resistant and designed to handle temperature changes safely.
Key Features of the Eheim JAGER Heater 200W
The Eheim JAGER Heater 200W includes:
- Adjustable thermostat for precise temperature setting
- Fully submersible design for flexible placement in the aquarium
- Special laboratory glass jacket for even heat emission and durability
- Dry‑run protection on modern models to help prevent damage if exposed to air
- Reliable 200W output, ideal for many medium to larger aquariums
- Trusted Eheim build quality for long‑term, stable performance
With the Eheim JAGER Heater 200W, you can maintain a consistent temperature range suited to sensitive species such as discus, rams and other tropical fish.
Suitable Tank Sizes for the Eheim JAGER Heater 200W
As a general guide, the Eheim JAGER Heater 200W is suitable for:
- Medium to larger aquariums (typically around 200–300 litres, depending on room temperature)
- Tropical community tanks requiring stable temperatures around 24–26°C
- Discus and warm‑water setups that often run slightly higher temperatures
- Planted aquariums where consistent warmth supports strong plant growth
Always consider your room temperature, tank volume and livestock needs when choosing the Eheim JAGER Heater 200W.
How to Use the Eheim JAGER Heater 200W Safely
To get the best performance from your Eheim JAGER Heater 200W:
- Place the heater in an area with good water circulation, such as near a filter outlet.
- Ensure the Eheim JAGER Heater 200W is fully submerged before switching it on.
- Set your desired temperature using the adjustable control dial.
- Allow several hours for the Eheim JAGER Heater 200W to stabilise, then confirm with a reliable aquarium thermometer.
- Always unplug and let the heater cool before removing it from the water to avoid thermal shock to the glass.
Regularly check your thermometer to ensure the Eheim JAGER Heater 200W is maintaining the correct temperature for your fish.