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A close-up of a fifth generation high nickel chromium heating wire glowing red inside a metal tube.
A digital submersible aquarium heater with an LCD display is shown being used to heat water in a tank.
A close-up of a fifth generation high nickel chromium heating wire glowing red inside a metal tube.
A close-up view of a green electronic chip labeled SUNSUN on a blue circuit board.
A hand is holding a black submersible aquarium heater with an LCD display, positioned above a glass tank containing a miniatu
A black digital submersible aquarium heater with an LCD display and power cord is shown next to a diagram.
A black submersible aquarium heater with an RS-698 model number and power specifications is shown.
Black submersible aquarium heater with RS-698 model and LCD display
Black digital submersible aquarium heater with LCD display and power cord
A black submersible aquarium heater with an LCD display and power cord is shown next to a diagram.
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Digital Submersible Aquarium Heater with LCD Display

Regular price $49.99 Sale price $41.99 – $51.99

Why customers love it

Maintain perfect aquatic temperatures effortlessly

Ensure your fish and aquatic life thrive with precise, stable temperature control.

  • Features a clear LCD display for instant temperature monitoring.
  • Offers precise control across a wide spectrum suitable for various species.
  • Built with durable quartz glass construction for enhanced safety.
  • Fully submersible design ensures reliable operation in any tank.
  • Safe automatic shut-off protects your equipment from sudden power loss.
A close-up of a fifth generation high nickel chromium heating wire glowing red inside a metal tube.

Precision Temperature Control

Accurate Monitoring

The digital LCD screen provides real-time, easy-to-read temperature feedback.

Versatile Compatibility

Perfectly suited for both freshwater and saltwater aquarium environments.

Enhanced Safety

Quartz glass housing offers superior protection against accidental collisions.

Reliable Operation

Double insulation and automatic shut-off provide peace of mind.

Technical Details

Key Specifications

Built to last outdoors, season after season.

Temperature Range
18°C to 34°C
Construction Material
Quartz Glass
Display Type
Digital LCD Screen
Voltage Requirement
220V Voltage

Why Choose Digital?

Digital vs. Standard Heaters

Experience the difference precision makes.

Feature
Digital Heater
Standard Heater
Temperature Accuracy
Precise, digital control
Variable, less precise settings
Monitoring
Real-time LCD feedback
Often relies on guesswork
Safety Feature
Automatic shut-off
Manual monitoring required
Compatibility
Suitable for diverse setups
Limited application scope

Our worry-free shopping promise

If your order arrives damaged, defective, or not as described, contact us within 14 days and we will make it right with a replacement or refund.

Frequently Asked Questions

Everything you might want to know before you order.

Can this heater be used for saltwater tanks?

Yes, this unit is suitable for use in both freshwater and saltwater aquarium setups.

What is the maximum temperature range?

The heater is adjustable within a safe operating range of 18°C to 34°C.

How does the automatic shut-off work?

The unit features an automatic shut-off mechanism designed to prevent damage if the water level drops too low.

Are there different power options available?

We offer several power ratings, including 50W, 100W, 200W, 300W, and 500W options.

Shipping & returns

Shipping

  • Delivers to United States (based on your selected country/region).
  • Estimated delivery: 3–15 business days after dispatch.
  • Shipping cost: Free.

Returns

You can request a return within 14 days after delivery. Items should be unused and in original packaging where possible. Contact us before sending anything back.