Description
SOBO WP-408H Hanging Filter
The SOBO WP-408H Hanging Filter is a powerful and budget-friendly hang-on-back (HOB) filter designed for 150 litre aquariums. It offers efficient multi-stage filtration, quiet operation, and an adjustable flow, making it ideal for community tanks and planted aquariums.
🌊 Key Features
✅ Multi-stage filtration – Includes sponge + activated carbon cartridge. Can be upgraded with ceramic rings, bio-balls, or filter wool for advanced biological and chemical filtration.
✅ Adjustable flow rate – Strong yet adjustable water flow; can be tuned for delicate fish or plants.
✅ Waterfall design – Provides excellent surface agitation, improves oxygenation, and gives a natural flow effect.
✅ Compact & reliable – Hangs easily on the aquarium rim, lightweight and durable design.
✅ Silent operation – Low vibration motor for quiet performance.
✅ Easy maintenance – Cartridges and sponge are quick to clean or replace.
🐠 Suitable For
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Tank Size: ~150 litres.
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Fish Types: Tetras, Guppies, Mollies, Swordtails, Platies, Bettas, Gouramis, Dwarf Cichlids, Shrimp & Snails.
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⚠️ Not recommended as the only filter for large messy fish (Goldfish, Oscars, Arowana).
⚙️ Specifications
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Model: SOBO WP-408H
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Type: Hang-on-back (HOB) filter
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Flow Rate: 600 L/H
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Tank Capacity: ~150L
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Power Consumption: 6W (energy efficient)
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Filter Media Included: Sponge + activated carbon cartridge
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Upgradable Media: Ceramic rings, bio-balls, filter wool, fine sponge
🧱 Filter Media Setup (Recommended Order)
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Coarse sponge (mechanical)
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Fine sponge (basic biological)
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Activated carbon (chemical filtration, optional)
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Ceramic rings / bio-balls (biological filtration boost)
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Fine filter wool (for polishing water)
👉 For shrimp tanks, use a sponge pre-filter on the intake.
🔧 How to Install
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Hang the filter on the aquarium rim.
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Attach the inlet tube and extend it to desired depth.
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Fill the filter chamber with some tank water (for priming).
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Plug in and switch ON – water will start flowing like a waterfall.
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Adjust flow speed as needed.
🧼 Maintenance
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Rinse sponge & cartridge every 2–3 weeks in tank water.
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Replace activated carbon monthly (if used).
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Wash ceramic rings gently when clogged, don’t replace all at once.
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Clean inlet tube if water flow reduces.
📦 What’s in the Box
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SOBO WP-408H filter body
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Inlet pipe with strainer
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Sponge + activated carbon cartridge
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Hanging clamps & fittings
✅ Why Choose SOBO WP-408H?
The SOBO WP-408H Hanging Filter is an affordable, durable, and easy-to-use option for beginners and hobbyists. With efficient filtration and adjustable flow, it ensures clean water, healthy fish, and hassle-free maintenance.
👉 Best for community tanks, shrimp tanks, and planted aquariums (150L).


