Cobalt Aquatics Accu-Therm Heater

Fully submersible, European-made heater boasts premium features, simple operation and hobby-friendly price. Cobalt Aquatics Accu-Therm Heater is computer-tested accurate within ±2°F. triac-equipped heater turns on and off at a lower voltage to extend life and reliable heater performance. Ceramic heat radiator and durable, borosilicate glass housing ensures even heat distribution and superior heat and shock resistance. On/off indicator light allows simple, visual confirmation of heater operation. Cobalt Aquatics Accu-Therm Heater is perfect for freshwater and saltwater aquariums and features a temperature range of 66-90°F.

Downloadable Accu-Therm Heater Manual PDF.
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Important: Do not plug in heater until instructed.

1. Attach the suction cup (included) to the Mounting Bracket. Slide bracket over heater to position indicated.
2. Place Accu-Therm Heater in aquarium by firmly pressing suction ends against wall surface. Choose an algae-free location with adequate circulation. This ensures even heat distribution and optimum operation. No part of the heater housing should contact aquarium gravel, rocks or decorations.
3. Wait at least 15 minutes before plugging in your heater. The On/Off indicator light will confirm that the power is on. Note: Before plugging in heater, create a drip loop to prevent water from reaching electrical receptacle.
4. Select the desired temperature. Turn the thermostat until the point on the side of the dial is at the correct setting. Most tropical fish like 76°-81° water.