Description

Description

SOBO HL 300W Aquarium Heater

The SOBO HL 300W Aquarium Heater is a heavy-duty, fully submersible heater designed for large aquariums. Built with high-quality quartz glass and a precise adjustable thermostat, it ensures a stable and reliable temperature range for tropical freshwater and marine aquariums. With its powerful 300W capacity, this heater is perfect for hobbyists keeping big community tanks, cichlid tanks, discus setups, or marine aquariums.

🌊 Key Features
300W Power – Suitable for aquariums between 200 – 300 liters.
Adjustable Thermostat – Provides accurate control from 20°C – 34°C.
Fully Submersible – Safe for both freshwater and saltwater environments.
Durable Quartz Glass Build – Heat-resistant, shatterproof, and long-lasting.
Indicator Light – Clearly shows when the heater is actively heating.
Consistent Heat Distribution – Maintains stable temperature throughout the tank.

🐠 Suitable For

  • Large freshwater aquariums (community tanks, planted aquariums, breeding tanks).

  • Large marine aquariums and reef systems.

  • Tropical fish like discus, angelfish, oscars, cichlids, gouramis, and more.

  • Aquarists needing reliable heating for sensitive or exotic fish species.

⚙️ Specifications

  • Model: SOBO HL 300W

  • Power: 300W

  • Voltage: AC 220–240V / 50Hz

  • Aquarium Size: 200 – 300 liters

  • Temperature Range: 20°C – 34°C (adjustable)

  • Type: Fully Submersible Glass Heater

  • Indicator Light: Yes (shows heating status)

🔧 How to Use

  1. Place the heater fully submerged in the aquarium, near a filter outlet or water flow for best heat circulation.

  2. Turn the thermostat knob to the desired temperature.

  3. Plug in and check the indicator light to confirm operation.

  4. Allow 15–20 minutes before switching on after placing in water.

  5. Use with a separate thermometer for maximum accuracy.

🧼 Maintenance Instructions

  • Always unplug before removing from water.

  • Wipe gently with a soft cloth to clean algae or mineral deposits.

  • Do not expose the heater to air while powered on.

  • Avoid sudden water temperature changes to extend lifespan.

📦 Available Wattage Options

  • SOBO HL 25W

  • SOBO HL 50W

  • SOBO HL 100W

  • SOBO HL 200W

  • SOBO HL 300W

Why Choose SOBO HL 300W Heater?
The SOBO HL 300W is designed for large aquariums where stable and even heating is essential. Its powerful performance, safety features, and durable quartz glass build make it a reliable choice for both beginner and experienced aquarists. Perfect for those keeping larger fish species or heavily stocked tanks.