Orlushy Submersible Adjustable Aquarium Heater – Multiple Sizes (25W–500W)

The Orlushy Submersible Aquarium Heater is a reliable and affordable heater designed for both freshwater and saltwater tanks. Made from 2mm thick quartz glass, it’s durable, explosion-proof, and easy to hide inside the aquarium.

This heater includes a sensitive thermostat with a temperature range of 68–89°F, allowing precise adjustments within 1°F. Once the desired temperature is reached, the heater automatically shuts off to prevent overheating.

Available in multiple sizes, it can fit almost any aquarium:

• 25W → ideal for small tanks (up to 5 gallons).

• 100W–200W → perfect for community tanks of 10–40 gallons.

• 300W → recommended for 40–55 gallon setups.

• 500W → powerful enough for tanks over 100 gallons.

Each heater comes with suction cups for easy installation and even includes a free thermometer to help monitor water temperature.

👉 In short: an adjustable, budget-friendly heater available in multiple sizes, offering accurate temperature control and durability for tanks from 5 to 100+ gallons.