Description
SOBO FA 300W Aquarium Heater
The SOBO FA 300W Heater is a powerful, fully submersible aquarium heater designed to provide stable heating for large freshwater and marine aquariums. Built with durable high-quality glass and an adjustable thermostat, it ensures precise temperature control, helping maintain a healthy aquatic environment for fish, plants, and corals. With its easy-to-use design and heating indicator light, this heater is ideal for hobbyists managing larger tanks.
🌊 Key Features
✅ 300W Power
✅ Adjustable Thermostat
✅ Fully Submersible – Safe for both freshwater and saltwater use.
✅ Durable Quartz Glass – High heat resistance and long-lasting build.
✅ Heating Indicator Light – Displays when the heater is in operation.
✅ Even Heat Distribution – Maintains stable water temperature throughout the tank.
🐠 Suitable For
Freshwater aquariums (community tanks, planted aquariums).
Marine aquariums and reef tanks.
Tropical fish such as bettas, guppies, angelfish, discus, gouramis, cichlids, goldfish, and more.
Aquarists with large tanks that require reliable and efficient heating.
⚙️ Specifications
Model: SOBO FA 300W
Power: 300W
Voltage: AC 220–240V / 50Hz
Type: Fully Submersible Quartz Glass Heater
Indicator Light: Yes (heating status)
🔧 How to Use
Place the heater fully submerged in the aquarium near water flow.
Set the desired temperature using the thermostat knob.
Plug in the heater and confirm the indicator light is active.
Allow 15–20 minutes after placing in water before switching on.
Use a separate thermometer for best accuracy.
🧼 Maintenance Instructions
Always unplug before removal from water.
Wipe with a soft cloth to clean algae and mineral deposits.
Do not expose to air while powered on.
Avoid sudden temperature changes for longer heater life.
✅ Why Choose SOBO FA 300W Heater?
The SOBO FA 300W offers efficient and reliable heating for large aquariums. With its durable quartz glass body, precise thermostat, and easy-to-use design, it ensures a safe, stable, and comfortable environment for all aquatic life. Perfect for hobbyists who need dependable heating for bigger aquariums.

