Sunsun External Cannister Filters

The SunSun HW Series External Canister Filters are designed to deliver professional-grade filtration, ensuring crystal-clear water and a healthy aquatic environment for freshwater, planted, and marine aquariums. Built with advanced multi-stage filtration technology, the HW Series effectively removes debris, impurities, and harmful waste while promoting the growth of beneficial bacteria for superior biological filtration.

Featuring energy-efficient motors, large-capacity filter media chambers, and whisper-quiet operation, these canister filters provide reliable, long-lasting performance with minimal maintenance. Selected models are equipped with an integrated UV sterilizer to help control free-floating algae and improve overall water clarity.

Whether you're maintaining a compact planted aquarium or a large display tank, the SunSun HW Series offers a wide range of models to suit different aquarium sizes and filtration requirements.

Aquarium Filter Specifications

HW-302 Model Details

• HW-302

• 18 W Power

• 1000 L/h Flow Rate

• Suitable for aquariums up to 250 L

HW-303A Model Details

• HW-303A

• 35 W Power

• 1400 L/h Flow Rate

• Suitable for aquariums up to 400 L

HW-303B Model with UV Sterilizer

• HW-303B

• 35 W Power

• 1400 L/h Flow Rate

• Suitable for aquariums up to 400 L

• Built-in 9 W UV Sterilizer

HW-304A Model Details

• HW-304A

• 55 W Power

• 2000 L/h Flow Rate

• Suitable for aquariums up to 600 L

HW-304B Model with UV Sterilizer

• HW-304B

• 55 W Power

• 2000 L/h Flow Rate

• Suitable for aquariums up to 600 L

• Built-in 9 W UV Sterilizer

HW-3000 Advanced Features

• HW-3000

• Adjustable 10–30 W Power

• Flow Rate up to 3000 L/h

• Suitable for aquariums up to 800 L

• Built-in UV Sterilizer

• Variable-speed intelligent control

HW-5000 for Large Systems

• HW-5000

• Adjustable 10–40 W Power

• Flow Rate up to 4600 L/h

• Suitable for aquariums up to 1500 L

• Built-in UV Sterilizer

• Variable-speed intelligent control for large aquariums and koi systems

Choose the SunSun HW Series for dependable performance, outstanding filtration efficiency, and crystal-clear water, making it an ideal solution for hobbyists and professional aquarists alike.