The SunSun HW-304B Canister Filter is a high-capacity external aquarium filtration system designed for large freshwater and marine aquariums. It provides multi-stage filtration (mechanical, biological, and chemical) with an added built-in UV sterilizer, helping maintain crystal-clear and healthy water conditions.
⚙️ Key Specifications
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Model: SunSun HW-304B
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Type: External Canister Filter
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Power Consumption: ~55W (approx.)
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Flow Rate: Up to 2000 L/H
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Voltage: 220–240V
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Filtration Type: Multi-stage (Mechanical + Biological + Chemical)
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UV Sterilizer: Built-in (usually 9W UV lamp)
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Suitable Tank Size: Up to 1000–1200 liters (depending on stocking)
🌊 Filtration System
1. 🧼 Mechanical Filtration
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Removes dirt, debris, and floating particles
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Uses sponge and filter pads
2. 🦠 Biological Filtration
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Ceramic rings / bio media
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Supports beneficial bacteria growth
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Breaks down harmful ammonia and nitrite
3. 🧪 Chemical Filtration
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Activated carbon or optional media
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Removes odors, discoloration, and toxins
4. 💡 UV Sterilization
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Kills algae spores, bacteria, and parasites
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Helps maintain clear and green-free water
🐟 Suitable For
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Large freshwater aquariums
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Cichlid tanks
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Community fish tanks
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Koi and large ornamental fish setups
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Light saltwater aquariums
🌟 Key Features
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✔ High filtration capacity for large tanks
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✔ Built-in UV sterilizer for clearer water
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✔ Strong 2000 L/H flow rate
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✔ Multiple filter trays for customization
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✔ Quiet operation when properly installed
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✔ External design saves aquarium space
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✔ Easy maintenance with quick-release valves