The most technologically advanced aquarium heater available today, Fluval E300 Advanced Electronic Heater with VueTech technology delivers peace of mind thanks to several excellent features.

Equipped with an intelligent digital microprocessor monitoring system with dual temperature sensors, this heater continuously monitors and displays aquarium water temperature, ensuring the safety and well-being of your aquarium inhabitants.  

• Continuously monitors and displays aquarium water temperature in real time

• Intelligent digital microprocessor monitoring system with dual temperature sensors

• Ensures the safety and well-being of your aquarium inhabitants

• Precision temperature control allows settings in 0.5-degree increments

• Integrated fish guard provides advanced protection

• Slim profile mounting bracket

• For aquariums up to 375 L (100 US gal)

• For fresh and saltwater aquariums

• 100w/200w/300-watt heater

• A772 Fluval E100 Advanced Electronic Heater, 100 watts, for aquariums up to 120 L (30 US gal)

• A773 Fluval E200 Advanced Electronic Heater, 200 watts, for aquariums up to 250 L (65 US gal)

• Fluval E300 Advanced Electronic Heater - 375 L (100 US gal) - 300 W