Aqueon Preset Aquarium Heater

Overview

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

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.