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
Tank Size: ~150 litres.
Fish Types: Tetras, Guppies, Mollies, Swordtails, Platies, Bettas, Gouramis, Dwarf Cichlids, Shrimp & Snails.
⚠️ Not recommended as the only filter for large messy fish (Goldfish, Oscars, Arowana).
⚙️ Specifications
Model: SOBO WP-408H
Type: Hang-on-back (HOB) filter
Flow Rate: 600 L/H
Tank Capacity: ~150L
Power Consumption: 6W (energy efficient)
Filter Media Included: Sponge + activated carbon cartridge
Upgradable Media: Ceramic rings, bio-balls, filter wool, fine sponge
🧱 Filter Media Setup (Recommended Order)
Coarse sponge (mechanical)
Fine sponge (basic biological)
Activated carbon (chemical filtration, optional)
Ceramic rings / bio-balls (biological filtration boost)
Fine filter wool (for polishing water)
👉 For shrimp tanks, use a sponge pre-filter on the intake.
🔧 How to Install
Hang the filter on the aquarium rim.
Attach the inlet tube and extend it to desired depth.
Fill the filter chamber with some tank water (for priming).
Plug in and switch ON – water will start flowing like a waterfall.
Adjust flow speed as needed.
🧼 Maintenance
Rinse sponge & cartridge every 2–3 weeks in tank water.
Replace activated carbon monthly (if used).
Wash ceramic rings gently when clogged, don’t replace all at once.
Clean inlet tube if water flow reduces.
📦 What’s in the Box
SOBO WP-408H filter body
Inlet pipe with strainer
Sponge + activated carbon cartridge
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).


