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Orlushy 25W Small Submersible Aquarium Heater, Constant Temperature Betta Fish Tank Heater of 78℉for 1-6 Gallons Freshwater & Saltwater Tanks

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Experience the perfect water temperature for your freshwater or saltwater tank with the Orlushy 25W Small Submersible Aquarium Heater. Keep your betta fish comfortable with a constant temperature of 78℉ in tanks ranging from 1-6 gallons. Say goodbye to worrying about fluctuating temperatures and hello to happy, healthy fish!


  • 【25W Aquarium Heater】Orlushy 25w fish tank heater can be applicable to 1-6 gallons tank. It is 4.7 inches in length, ideal for use in low water level and won’t take up mech place, easy to hide in small tank. Please fully submerged the heater vertically into water in fish tank, and horizontally into water in turtle tanks.
  • 【Easy to Operate 】This aquarium heater is automatic constant temperature heating when the power is switched on. The preset temperature is 78℉. Accuracy is ±3℉. Stair shape heating that red light is on and heater starts to intermittently heat the water to the preset temp, saving energy and electricity. When green light is on, heater stops working and maintains constantly 78℉.
  • 【Durable & Material】 The durable material of the heater ensures safe operation. The outer shell covering the whole body of the heater is made of heat-resistant ABS material that it won’t deform and melt under high temperature. The heating rod is made of nickel-chromium heating wire to faster heating rate, and non-corrosive quartz glass.
  • 【Cautions】 1.Please ensure the heater is 100% submerged into the water before plug in the power. 2. Please unplug the power and cool down the heater for 10-20 minutes before taking it out to clean the fish tanks or change the water.
  • 【Guaranteed Customer Service】 Orlushy fish tank heater is made with great safety and durability for use. We guarantee 1 -Year warranty. If there is any issue with our product, please contact us, and we would gladly offer you after-sales service.


Constant Temperature Control: The Orlushy 25W Small Submersible Aquarium Heater is designed to maintain a constant temperature of 78°F (25°C) in your betta fish tank. This optimal temperature range ensures that your betta fish remain healthy, active, and comfortable, promoting overall well-being and vitality.

Suitable for 1-6 Gallon Tanks: This aquarium heater is specifically designed for use in small betta fish tanks ranging from 1 to 6 gallons in size. Its compact and streamlined design makes it ideal for nano and desktop aquarium setups, providing efficient heating without taking up valuable space in your tank.

Versatile Compatibility: The Orlushy heater is suitable for use in both freshwater and saltwater tanks, making it a versatile option for betta fish enthusiasts with different aquarium setups. Whether you have a freshwater betta tank or a saltwater reef tank, this heater provides reliable and consistent temperature control.

Easy-to-Adjust Settings: This aquarium heater features easy-to-adjust settings that allow you to customize the temperature to suit your specific tank requirements. Simply turn the dial to set the desired temperature, and the heater will automatically maintain the selected temperature range, providing worry-free operation and peace of mind.

Submersible Design: The Orlushy heater is fully submersible, allowing for easy installation and discreet placement in your betta fish tank. The compact size and sleek profile of the heater make it virtually invisible once submerged, creating a clean and unobtrusive aesthetic in your aquarium.

Durable and Reliable: Constructed from high-quality materials, including shatterproof glass and corrosion-resistant components, the Orlushy heater is built to withstand the rigors of continuous use in aquarium environments. Its durable construction ensures long-lasting reliability and performance, providing you with years of worry-free heating for your betta fish tank.

Safety Features: This aquarium heater is equipped with built-in safety features to protect both your fish and the heater itself. The automatic shut-off feature activates if the water level drops too low or if the heater overheats, preventing damage to the heater and ensuring the safety of your fish.

Quiet Operation: The Orlushy heater operates silently and efficiently, providing consistent temperature control without disturbing your betta fish or disrupting the tranquility of your aquarium. Its quiet operation makes it ideal for use in bedrooms, offices, and other quiet spaces where noise may be a concern.


Keep your betta fish tank at the perfect temperature with Orlushy 25W Small Submersible Aquarium Heater: Constant Temperature Betta Fish Tank Heater of 78℉for 1-6 Gallons Freshwater & Saltwater Tanks.

This heater ensures consistent temperature control, suitable for both freshwater and saltwater setups. With its easy-to-adjust settings, submersible design, and durable construction, Orlushy provides reliable heating for your betta fish tank. Trust Orlushy for optimal comfort and well-being for your betta fish.

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  • PRODUCT: Orlushy 25W Small Submersible Aquarium Heater, Constant Temperature Betta Fish Tank Heater of 78℉for 1-6 Gallons Freshwater & Saltwater Tanks
BRAND: OrlushyTM
PRICE*: $12.99
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*Product prices and availability are accurate on the publication date and subject to change. Any price and availability information displayed on Amazon Site(s) at the time of purchase will apply to the purchase of this product.

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