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The SunSun HW-Series External Canister Filter (without UV) delivers powerful, reliable multi-stage filtration for freshwater and marine aquariums.
With flow rates ranging from 1000 L/h to 2000 L/h, these filters are ideal for tanks between 200 L and 600 L, providing efficient mechanical, biological, and chemical filtration in one compact system.
Built with quiet operation, large filter media capacity, and easy priming, the SunSun HW-Series offers professional-grade water clarity and stability at an excellent value.
Key Features:
Multi-stage filtration with layered trays for mechanical, biological, and chemical media
Suitable for aquariums up to 600 L (model-dependent)
Flow rates: 1000 L/h (HW-402) | 1400 L/h (HW-403) | 2000 L/h (HW-404)
Quiet motor with energy-efficient design
Easy priming system for fast setup and restart
Durable quick-release hose locks for easy maintenance
Large media baskets compatible with various filter materials (sponges, ceramics, carbon, etc.)
Freshwater and saltwater safe
Delivered complete with hoses, fittings, and standard filter media
Usage Tips:
Place the canister below the aquarium for optimal siphon performance.
Rinse filter media in aquarium water before first use.
Replace mechanical and chemical media as needed; rinse biological media gently to preserve bacteria.
Clean the impeller and intake regularly for smooth operation.
Do not overfill media trays — maintain flow for maximum efficiency.
