LS Heater 150W – heater with thermostat for 100–200‑litre aquariums
150 W submersible aquarium heater with a built-in thermostat, adjustable from 18 to 34 °C, for freshwater…
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This 150 W heater with a built-in thermostat is intended for hobbyists who need to keep water temperature stable in a freshwater or marine aquarium. It holds the set temperature by switching on automatically when the water cools, which removes the need for constant manual checks.
Why it matters
- Thermostat control: the set point is adjusted with a large, easy-to-reach knob within the 18–34 °C working range.
- Status feedback: a temperature indicator and an LED show the current temperature and whether the heater is running.
- Submersion rating: IPX8 classification means the unit is designed to operate fully underwater, provided the minimum water level of 21 cm is maintained.
- Mounting: suction cups with holders are included, so the heater can be fixed in position inside the tank.
Specifications
- Power: 150 W
- Supply voltage: 230 V, with a 100 cm power cable included
- Working range: 18–34 °C
- Minimum water level: 21 cm
- Overall dimensions (including knob): 28 cm × 3 cm
- Weight: 0.2 kg
- Water type: freshwater and marine
- Ingress protection: IPX8
What it works with
The heater suits freshwater and marine aquaria in the size range specified for this model, provided the water depth reaches at least 21 cm. Its 150 W output is matched to the tank volume range listed for this product, so it is best paired with a compatible tank rather than a much larger or smaller one. It is designed to be used alongside a standard thermometer to confirm the set temperature.
Technical specification
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Frequently asked questions
The product name and the supplier's compatibility table list 100–200 L, while the technical specification lists 120–250 L. Please check the tank size against both before buying, or contact us if you're unsure which range applies to your tank.
The minimum water level for safe operation is 21 cm. The heater is IPX8 rated and is designed to work fully submerged.
According to the supplier, it can be used in both freshwater and marine aquariums. Its operating range is 18°C to 34°C, and the built-in thermostat keeps the water at the temperature you set within that range.
The heater has a temperature indicator and an LED that shows when it is heating. The large adjustment knob lets you set the desired temperature.
It runs on 230 V and comes with a 100 cm power cable. Its power output is 150 W, and the total dimensions including the knob are 28 cm × 3 cm.
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