HL-300W

The Hailea HL-300W adjustable submersible heater is a high-power thermal regulator designed for large tropical freshwater and marine aquariums ranging from 200 to 300 liters. Featuring an extended heating chamber and a high-stability nickel-chromium alloy element, it provides rapid, uniform warmth even in cold rooms. The rapid-action analog thermostat maintains stable water conditions, preventing stressful temperature drops. It comes complete with a full-length plastic guard cage that shields the quartz tube from curious fish and active decapods.

Key Features

• Designed for Large Tanks (200-300L): High thermal output optimized for spacious tropical reef and community aquariums.
• Nickel-Chromium Element: Premium internal wiring designed for efficient heat transfer and long service life.
• Full-Length Plastic Cage: Durable protective grid wrapping the quartz glass to prevent burn injuries to livestock.
• Fully Submersible Design: Heavy-duty watertight seal allowing safe installation deep within the water column.