SunSun HW-303B External Canister Filter with 9W UV

Maintain Crystal Clear Water for Your Aquarium with the SunSun HW-303B, a high-performance 4-stage filtration system designed for freshwater and marine aquariums up to 100 gallons. With a flow rate of 370 GPH, it delivers powerful mechanical, biological, and chemical filtration to keep your tank clean, stable, and healthy.

Integrated UV Sterilization

What sets this model apart is its built-in 9W UV sterilizer, which actively eliminates algae spores and harmful bacteria. This ensures crystal-clear water and a healthier aquatic environment for your fish.

Customizable Filtration

The filter includes three large media trays, allowing you to customize your filtration setup. Use included filter pads or add activated carbon, ceramic rings, or bio-balls (sold separately) to achieve optimal water quality.

Key Features

• High Capacity – Suitable for tanks up to 100 gallons

• 370 GPH Flow Rate – Ensures strong water circulation

• 4-Stage Filtration System – Provides complete water purification

• 9W UV Sterilizer – Controls algae and harmful bacteria

• Self-Priming Pump – Easy startup with no manual siphoning

• Flexible Media Trays – Three large baskets for customized filtration

Additional Information

• Weight: 7500 g

• Dimensions: 27.8 × 34 × 42.2 cm