Hydor ETH - External Thermal Heater 200 W 12/16 mm hose
The Hydor ETH External Thermal Heater 200W with 12/16 mm pipe connection is a high-precision external heater, designed for use in freshwater and marine aquariums. It is placed externally in the filter return line, allowing the water to be heated without taking up space inside the aquarium. PTC (Positive Thermal Coefficient) technology: Self-limiting heating element that prevents overheating, ensuring maximum safety.
Precise temperature control: Electronic thermostat with operating indicator light.
Clean aesthetic result: External placement keeps the interior of the aquarium free of visible technical components.
Ease of installation: Connection system that allows easy integration with pipes and other aquarium components.
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Power: 200 Watt
Tube diameter: 12 mm (internal) / 16 mm (external)
Suitable for aquariums: 100–200 liters (with a temperature difference of up to 8°C), 100–180 liters (with a temperature difference of up to 10°C)
Temperature adjustment range: 18°C to 34°C
Dimensions: Approximately 31 cm high
Installation position: Only vertically, according to the direction of water flow
Connection type: Compatible with 12/16 mm pipes
Suitable for: External filters and sump tanks
Installation Instructions:
Install the heater vertically, following the direction of water flow as indicated by the arrow on the body of the device.
Connect it to the outlet line of the external filter or sump.
Make sure the device is fully filled with water before operation to avoid damage from the presence of air.
Before installation or maintenance, disconnect the device from the power supply.
Maintenance Tips
Regularly clean the heating tube with a soft brush to prevent algae and scale buildup.
Periodically check the connections for leaks and the correct operation of the thermostat.
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