Eheim
Eheim Jager Aquarium Thermostat Heater 150 Watts Fully Submersible Glass Heater For Precise Water Temperature Control
Eheim Jager Aquarium Thermostat Heater 150 Watts Fully Submersible Glass Heater For Precise Water Temperature Control
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Product features
Product features
Materials and care
Materials and care
[Generic] High-grade borosilicate glass, industrial-grade heating element, electronic thermostat circuitry, and reinforced plastic safety housing.
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- Directly Sourced From USA
- Premium Quality & Authenticity
- 7 Day Easy Return

Product Description
Maintain the ideal aquatic environment for your tropical fish with the Eheim Jager Aquarium Thermostat Heater 150W. Engineered for precision and reliability, this premium heater ensures your aquarium water stays at the perfect temperature to support healthy fish and thriving plants. Designed for versatility, this fully submersible unit is compatible with both freshwater and marine aquarium setups. The heater features high-quality, shock-resistant, and shatterproof glass, providing durability for long-term use. At the core of its performance is the advanced TruTemp dial, which allows users to recalibrate the device with an accuracy of plus or minus 0.5 degrees Fahrenheit, ensuring your inhabitants are never subjected to dangerous temperature fluctuations. Safety is integrated into every aspect of this design. The built-in thermo-safety control protects against dry-running, automatically switching the unit off if it is accidentally removed from the water or if water levels dip too low. This feature provides peace of mind for aquarium owners who prioritize the safety of their pets. Whether you are setting up a new tank or upgrading your existing equipment, this USA-imported heating solution provides the consistent thermal regulation required for professional-grade aquarium care.
FAQ
Q1. How many watts heater for a 30 gallon aquarium?
Ans: A general rule of thumb is to use 3 to 5 watts per gallon of water. For a 30-gallon tank, a 100W to 150W heater is typically sufficient to maintain a stable temperature, depending on the ambient room temperature.
Q2. What is the benefit of the TruTemp dial?
Ans: The TruTemp dial allows you to manually recalibrate the heater to compensate for potential variations, ensuring the temperature setting on the dial matches the actual water temperature of your aquarium with high precision.
Q3. Is this heater safe to use in a saltwater aquarium?
Ans: Yes, the Eheim Jager Aquarium Thermostat Heater is designed with high-quality materials that make it safe and effective for use in both freshwater and marine (saltwater) aquarium setups.
Q4. Are the products sold on Rudra Retails authentic imports?
Ans: Yes, all products sold on Rudra Retails are 100% authentic and sourced directly from the USA, ensuring you receive genuine high-quality equipment for your needs.
Q5. What happens if the water level in my tank drops too low?
Ans: This heater includes a thermo-safety control feature that automatically shuts off the unit if it is exposed to air, preventing damage to the device and ensuring your aquarium remains safe.