The Sunsun HW-303B External Canister Filter is a powerful and high-capacity filtration system designed for medium to large aquariums. It delivers excellent water clarity and biological stability through its multi-stage filtration system.With its large media capacity and strong flow rate, the 303B is perfect for planted tanks, community aquariums, and high bioload setups. The external design keeps your tank clean and cl
Key Features
- ✅ Flow Rate: 1400 L/H
- ✅ Suitable for 200–400 Liters aquariums
- ✅ 3-stage filtration: Mechanical + Biological + Chemical
- ✅ 3 media baskets (customizable filtration)
- ✅ Built-in UV sterilizer (9W) for algae & bacteria control
- ✅ External canister – keeps tank clean visually
- ✅ Quiet and energy efficient operation
- ✅ Easy priming system
utter-free while ensuring efficient filtration.
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