RS Electrical RS-789 Automatic Glass Aquarium Heater - 25W/50W/75W
RS Electrical RS-789 Automatic Glass Aquarium Heater - 25W/50W/75W
The RS Electrical RS-789 Glass Heater is a reliable, fully automatic submersible thermostat designed to maintain a stable and healthy environment for your aquatic life. Engineered with precision, this heater ensures that your aquarium water stays at the ideal temperature, preventing stress and disease in fish during seasonal temperature fluctuations.
Constructed with high-quality, heat-resistant glass, the RS-789 is suitable for a wide variety of setups, including tropical freshwater tanks, marine aquariums, and turtle habitats.
Key Benefits:
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Fully Automatic Control: Features an intelligent electronic chip and dual sensors to ensure the heat output accurately matches the requirements of your tank.
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Precision Temperature Setting: Includes an easy-to-read temperature indicator scale with a wide adjustment range from 18°C to 32°C.
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Double Glass Protection: Built with enhanced durability and double insulation to ensure safe, long-term operation under-water.
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Submersible Design: Fully waterproof and submersible; comes with strong support clips and high-quality suction cups for secure glass mounting.
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Energy Efficient: Equipped with an auto on/off facility and a standby light indicator to monitor heating cycles effectively.
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How to Use / Instructions
Setup: Attach the suction cups to the heater and fix it to the aquarium glass. The heater must be fully submerged in water before plugging it in.
Safety Tip: Always switch off the power and allow the heater to cool for at least 10–15 minutes before removing it from the water or performing a water change.
Placement: Ensure there is adequate water circulation around the heater for even heat distribution. Avoid letting the heater touch the substrate (sand/gravel).
