Aqueon Preset Aquarium Heater, Black, 100 W, Up To 30 Gal

The Aqueon Preset Aquarium Heater is a Black, 100 W submersible heater sized for aquariums up to 30 gallons. It arrives preset to 78 degrees, accurate to +/- 1 degree, so there is no adjusting required for most tropical fish setups.

Quick facts

• Species: Fish
• Size or dimensions: Up to 30 gallon aquariums
• Color: Black
• Material: Shatter resistant quartz glass
• Form: Submersible aquarium heater

Why owners like it

• Preset to 78 degrees, accurate to +/- 1 degree, so there is no adjusting required.
• An automatic safety shut-off is designed to help avoid overheating.
• An LED indicator light turns red when the heater is actively heating, so you can check its status at a glance.
• Fully submersible and built from shatter resistant quartz glass.
• Suction cups let you place it vertically or horizontally in the tank.

The brand notes that variations in room temperature may cause slight deviations in the actual water temperature.

This 100 W heater is sized for aquariums up to 30 gallons.

Questions owners ask

Do I need to set the temperature myself? No, it is preset to 78 degrees, accurate to +/- 1 degree, appropriate for most tropical fish.

How can I tell it is working? An LED indicator light turns red while the heater is actively heating.

Can room temperature affect the reading? The brand notes that variations in room temperature may cause slight deviations in the actual water temperature.