SOBO Stainless Steel Aquarium Heater HC-25W

The SOBO HC-series stainless steel heaters are designed for reliability, durability, and precise temperature control in both freshwater and marine aquariums. The 25 W version is ideal for smaller tanks, providing efficient heating with a rugged stainless steel build.

✅ Key Features

304 Stainless Steel Housing – Offers strong corrosion resistance and long service life, especially in demanding or salt-water environments.

Accurate Thermostat Control – Maintains a stable temperature in the 20-34 °C range with ±1 °C accuracy for optimal aquatic conditions.

Fully Submersible Design – Rated IP68 for safe full immersion; mount vertically or horizontally with included suction cups.

Compact Dimensions – For the 25 W model: approx. 3 × 3 × 18.5 cm, making it suitable for nano tanks or small setups.

Clear Markings & Easy Setup – Simple temperature scale and clear instructions for fastest installation.

📏 Specifications (25 W Model)

Model: HC-25W

Power: 25 Watts

Suitable Tank Size: Small aquariums (e.g., approx 10–30 L depending on room conditions)

Material: 304 Stainless Steel rod + plastic cap/housing

Temperature Range: 20–34 °C (approx)

Accuracy: ±1 °C

Dimensions: Approx 3 × 3 × 18.5 cm

Mounting: Suction cups included for tank wall installation

⚙️ How to Use

Place heater in your tank before filling with water, ideally near the filter outlet for good circulation.

Mount vertically or horizontally using suction cups, ensuring at least 10 cm clearance from substrate or tank walls.

Fill the tank, then plug in the heater. Adjust thermostat knob to desired temperature (e.g., 26 °C for tropical fish).

After heating starts, use a reliable aquarium thermometer to verify actual water temperature.

On a water change or tank maintenance day: unplug the heater, remove it from the water, let it cool, then reinstall once conditions are restored.

🐟 Why Choose This Heater?

If you’re looking for a dependable, corrosion-resistant heater for smaller tanks, the SOBO HC-25W is an excellent choice. Its stainless steel housing gives durability and safety, making it suitable even for setups that may stress glass or typical plastic heaters. Its accuracy and reliability help maintain safe, consistent temperatures for fish, shrimp, or aquascapes.