Product Review
The SunSun HW-604B Canister Filter is a compact and powerful external filtration system, ideal for small to medium-sized aquariums. Designed for freshwater and saltwater tanks, this multi-stage filter ensures efficient mechanical, chemical, and biological filtration, keeping the aquarium clean and healthy. With its quiet operation and energy-efficient design, the HW-604B is perfect for planted, community, and nano aquariums.
Specifications
Model: SunSun HW-604B
Type: External Canister Filter
Filtration Stages: Multi-stage (mechanical, chemical, biological)
Recommended Tank Size: Up to 120 liters (30 gallons)
Flow Rate: 800 L/H (liters per hour)
Power Consumption: Low energy usage
Ideal For: Freshwater, planted, and marine aquariums
Key Points
Powerful External Filtration – Ensures clean and clear water
Compact & Space-Saving Design – Ideal for small aquariums
Multi-Stage Filtration – Provides mechanical, biological, and chemical purification
Quiet & Energy-Efficient – Operates silently without high power consumption
Easy Setup & Maintenance – Simple installation with user-friendly cleaning system
Usage
Suitable for small to medium aquariums (up to 120L)
Works well for planted tanks, community tanks, and nano reefs
Can be used with different filter media for customized filtration
Usage Tips
Rinse the filter media before first use to remove dust and debris
Clean the filter regularly to maintain efficiency and prevent clogging
Use high-quality filter media to enhance filtration performance
Note
Requires priming before first use to ensure proper water flow
Not recommended for large aquariums or high bioload setups