Description
DoPhin SH280 Slim Hanging Filter
The DoPhin SH280 Slim Hanging Filter is a sleek and space-saving external HOB (Hang-On-Back) filter designed for aquariums ~75 litres. With a slim profile, quiet performance, and effective filtration, it’s ideal for small to medium community tanks, shrimp tanks, and planted setups.
🌊 Key Features
✅ Slim & space-saving design – Ultra-thin profile that hangs neatly behind the tank, perfect for small aquariums.
✅ Multi-stage filtration – Equipped with sponge and filter cartridge; can be upgraded with ceramic rings, activated carbon, or bio-balls.
✅ Adjustable flow rate – Gentle setting for shrimp or Betta tanks, stronger flow for community fish.
✅ Surface skimmer option – Helps remove floating debris and oily film for crystal-clear water surface.
✅ Quiet operation – Low vibration and whisper-silent motor.
✅ Easy maintenance – Simple cartridge replacement and sponge rinsing.
🐠 Suitable For
Tank Size: ~75 litres.
Fish Types: Tetras, Guppies, Mollies, Platies, Swordtails, Bettas, Dwarf Gouramis, Shrimp & Snails.
⚠️ Not recommended as the only filter for heavy bioload tanks (Goldfish, Oscars, or Arowana).
⚙️ Specifications
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Model: SH280
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Type: Slim Hang-On-Back Filter
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Flow Rate: ~280 L/H
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Tank Capacity: ~75 L
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Power Consumption: 4.7/4.1W (very energy-efficient)
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Filter Media Included: Sponge + cartridge
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Upgradable Media: Ceramic rings, bio-balls, activated carbon, filter wool
🧱 Filter Media Setup (Recommended Order)
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Coarse sponge (mechanical)
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Fine sponge / cartridge (basic biological + carbon option)
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Ceramic rings / bio-balls (boost biological filtration)
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Fine filter wool (optional – for polishing water)
👉 For shrimp tanks, add a sponge pre-filter to the intake pipe.
🔧 How to Install
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Hang the filter on the back/side of the aquarium.
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Place the inlet pipe into the water.
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Fill the filter chamber with a little tank water (helps priming).
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Plug in and switch ON – water starts flowing automatically.
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Adjust flow knob to suit your fish.
🧼 Maintenance
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Rinse sponge every 2–3 weeks in tank water.
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Replace cartridge when it loses effectiveness.
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Clean inlet pipe if flow reduces.
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Never wash bio-media with tap water.
📦 What’s in the Box
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DoPhin SH280 filter body
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Sponge + filter cartridge (pre-installed)
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Inlet pipe & fittings
✅ Why Choose DoPhin SH280?
The DoPhin SH280 Slim Hanging Filter is perfect for nano and small aquariums. Its ultra-slim design saves space, while delivering efficient, quiet, and customizable filtration. Easy to install and maintain, it’s an excellent choice for beginners and planted/shrimp tank keepers.
👉 Best for nano tanks, shrimp tanks, and planted aquariums ~75 L.






