50–500W LCD Aquarium Submersible Heater | Auto Temp Control

Keep Your Aquarium at the Perfect Temperature — Every Time

Maintain a stable, healthy environment for your fish with this LCD Digital Aquarium Submersible Heater. Available in 50W to 500W options, this sleek black heating rod delivers accurate, automatic temperature control so your aquatic life always thrives. Made in Mainland China.

Why You'll Love It

• Precise Digital Temperature Display: Built-in LCD screen lets you monitor the water temperature at a glance — no guesswork needed.
• Adjustable Temperature Range: Freely set your desired temperature between 20–34°C to suit tropical fish, reptiles, or planted tanks.
• Fully Submersible Design: Compact and low-profile, it fits neatly inside your tank without cluttering the aquascape.
• Automatic Operation: Built-in thermostat automatically switches on and off to maintain your set temperature consistently.
• Bottom Temperature Probe: Accurately reads water temperature at the submerged tip for reliable, real-time monitoring.
• Generous Cord Length: 1.2m (47-inch) power cord gives you flexible placement options.
• Wide Power Range: Choose from 50W to 500W to match your tank size — from nano tanks to large aquariums.

Specifications

• Type: Submersible Water Heating Rod
• Power Options: 50W / 100W / 200W / 300W / 500W
• Temperature Range: 20–34°C (adjustable)
• Display: LCD Digital Screen
• Power Cord Length: 1.2m / 47 inches
• Color: Black
• Battery Required: No
• Origin: Made in Mainland China

What's in the Box?

• 1 × LCD Digital Aquarium Submersible Heater

Perfect For

Tropical fish tanks, freshwater and saltwater aquariums, planted aquascapes, reptile enclosures, and any setup where stable water temperature is essential.

For more aquarium equipment and outdoor hobby essentials, check out these related products:

• 1-Inch Impact Rocker Sprinkler – Adjustable Rotating Irrigation
• 1.2m Foam Pool Noodle – Hollow Float Stick for Kids & Family

For guidance on aquatic animal care and responsible fishkeeping, visit the U.S. Fish & Wildlife Service.

Frequently Asked Questions

Q: What tank size is this aquarium submersible heater suitable for?

A: The heater comes in multiple wattages (50W–500W), so you can choose the right power for your tank. As a general rule, use approximately 1W per litre of water. For example, a 100W heater suits tanks up to around 100 litres, while a 300W model is better for larger setups.

Q: Is this heater fully submersible?

A: Yes, this heating rod is designed to be fully submerged in your aquarium. Its compact profile keeps it discreet and out of the way of your fish and décor.

Q: How do I set the temperature on this LCD aquarium heater?

A: The heater features an easy-to-read LCD display and adjustable controls, allowing you to set your desired water temperature anywhere between 20°C and 34°C. The built-in thermostat will automatically maintain the set temperature.

Q: Does the heater turn off automatically?

A: Yes. The automatic thermostat function means the heater switches itself on and off as needed to maintain your target temperature — making it energy-efficient and safe for continuous use.