The Aquatopia Hydrotherm Heater 100W is a dependable submersible aquarium heater designed to keep your fish tank at a stable, comfortable temperature. Rated at 100 watts, this heater is ideal for aquariums between 50 and 100 litres, giving you consistent heating performance for a wide range of tropical fish and setups.
With a durable, shatter‑resistant design and simple temperature adjustment, the Aquatopia Hydrotherm Heater 100W is a great choice for everyday use in home aquariums.
Key Features of the Aquatopia Hydrotherm Heater 100W
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100W aquarium heater for 50–100L tanks
Specifically sized for aquariums from 50 to 100 litres, providing efficient heating without overpowering smaller tanks.
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Fully submersible design
The Aquatopia Hydrotherm aquarium heater is fully submersible, allowing flexible placement inside the aquarium for even heat distribution.
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Shatter‑resistant construction
Built with a shatter‑proof design to handle everyday use and reduce the risk of breakage in busy tanks.
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Thermostatically controlled temperature
Set your desired temperature and the thermostatically controlled heater will automatically switch on and off to maintain it.
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Includes clamp and suction cups
Comes with a mounting clamp and suction caps, making it easy to securely attach the heater to the side of your fish tank.
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Suitable for freshwater and marine aquariums
The Aquatopia Hydrotherm Heater 100W can be used in both freshwater and marine aquariums.
Why Choose a 100W Aquarium Heater?
A 100W aquarium heater like the Aquatopia Hydrotherm Heater 100W is ideal when:
- Your aquarium volume sits around 50–100 litres
- You keep tropical fish that require stable, warm temperatures
- You want a simple, reliable heater with easy temperature control
Correctly sizing your heater helps maintain a stable temperature, reduces stress on your fish, and supports overall tank health.
Installation & Use Tips
- Position the Aquatopia Hydrotherm Heater 100W near water flow (such as a filter outlet) to help distribute heat evenly.
- Ensure the heater is fully submerged before plugging it in.
- Use a separate aquarium thermometer to monitor the actual water temperature and fine‑tune the setting if needed.
- Always unplug the heater and allow it to cool before removing it from the water.