Submersible Aquarium Heater, Digital Temperature Control for 1–25 Gallon Freshwater and Saltwater Tanks

This submersible aquarium heater helps maintain the water temperature in nano aquariums and supports a regulated range from 59–93°F. It is suitable for freshwater and saltwater environments, making it useful across a variety of small aquarium setups.

An LED digital display provides clear temperature readings, while temperature memory settings retain the unit’s setting. Five power levels serve aquarium sizes ranging from 1 to 25 gallons, allowing the heater model to be matched to the tank capacity.

Key Features

• LED digital display for convenient temperature readings.
• Temperature regulation across a 59–93°F range.
• Overheating protection and automatic shut-off for safer operation.
• Temperature memory settings retain the selected setting.
• Suitable for both freshwater and saltwater aquariums.
• Five models cover nano aquariums from 1 to 25 gallons.

Specifications

• HG097-15W: 15W power for 1–2.5 gallon aquariums.
• HG097-25W: 25W power for 2.5–5 gallon aquariums.
• HG097-50W: 50W power for 5–10 gallon aquariums.
• HG097-100W: 100W power for 10–20 gallon aquariums.
• HG097-150W: 150W power for 20–25 gallon aquariums.
• Electrical rating: AC110–120V, 60Hz.
• Temperature accuracy: ±1°F (±1°C).
• Cord length: 2.6 ft + 3.9 ft.

Select the heater model that corresponds to your aquarium capacity, then use its digital temperature controls to maintain an appropriate setting within the supported 59–93°F range. The available wattages provide defined coverage for tanks from 1 to 25 gallons.