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Cobalt Aquatics  Submersible Aquarium Heater 150 watt

Cobalt Aquatics Submersible Aquarium Heater 150 watt

SKU: T807

The Cobalt Aquatics Neo-Therm fully submersible electronic aquarium heater, rated at 150 watts, is designed for tanks up to 40 gallons. With innovative circuitry ensuring optimal performance and energy efficiency, it features an advanced electronic thermostat accurate to ±0.5°. The LED display shows both Set Temp and Tank Temp simultaneously, while automatic shutoff prevents overheating. Its shatterproof casing ensures durability, making it ideal for freshwater, saltwater aquariums, and terrariums. When using with aquarium controllers, set temperatures higher than the heater's setting. For larger tanks, multiple heaters can be used to evenly distribute heat.

Cobalt Aquatics Neo-Therm fully submersible aquarium heater 150 watts


The Cobalt Aquatics Neo-Therm Pro fully submersible electronic heaters feature innovative circuitry that constantly varies the power consumption of the heater depending on current tank conditions to maximize performance, energy efficiency, and safety.

The advanced electronic thermostat is accurate to ±0.5° and includes a LED that displays both the Set Temp and Tank Temp simultaneously.

The heaters also have automatic shutoff circuitry to prevent overheating and its shatterproof outer casing make the Neo-Therm Pro heaters virtually indestructible.

Perfect for freshwater and saltwater aquariums and terrariums.

Available in 150 watt size

  • Fully submersible heater
  • Modern, super flat design
  • Easy read thermometer and temperature setting
  • Electronic thermostat from 68°F - 94°F, accurate to ±0.5°F
  • Shatterproof outer casing

 SPECIAL NOTE for use with Aquarium Controllers:

Please set temperatures higher than temperature of heater on all controllers.
APEX users: Please be sure to plug your Neo-Therm Pro into plug 4 or 8.
Digital Aquatics users: Neo-Therms can be plugged into any port without issue.

For larger tank sizes it is recommended to use multiple heaters to better disperse the heat through the system. You can use a combination of heaters that add up to the total wattages listed in the recommendations below.

150W - Up to 40 Gallons

+100W for every additional 30 Gallons

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