Simplify aquarium heating with the Aqueon® Preset Aquarium Heater, a reliable, no-adjustment solution designed for tropical fish. Calibrated to maintain a consistent 78°F, this fully submersible heater is made from durable, shatter-resistant quartz glass and features an automatic safety shut-off to prevent overheating. An LED indicator light glows red when the unit is actively heating, giving you peace of mind and visual confirmation at a glance.
Key Features
Preset Temperature – Calibrated to 78°F (±1°F), ideal for most tropical fish
No Adjustment Needed – Just plug in and submerge; no manual temperature setting required
Shatter-Resistant Quartz Glass – Durable and safe for use in freshwater and saltwater aquariums
Automatic Safety Shut-Off – Prevents overheating for added protection
LED Indicator Light – Illuminates red when heater is actively warming the water
Flexible Mounting – Can be installed vertically or horizontally using included suction cups
Product Specifications
Temperature Range: Preset to 78°F (±1°F)
Material: Shatter-resistant quartz glass
Safety Features: Auto shut-off, LED heating indicator
Mounting: Vertical or horizontal with suction cups
Water Type: Freshwater or saltwater
Available Sizes & Aquarium Compatibility
Wattage
Recommended Aquarium Size
50 Watts
Up to 20 gallons
100 Watts
Up to 30 gallons
150 Watts
Up to 55 gallons
200 Watts
Up to 75 gallons
Aqueon® Preset Aquarium Heaters are the perfect hands-free heating solution for aquarists looking for simplicity, safety, and steady warmth—helping you maintain a stable and healthy aquatic environment with ease.
