Description
SunSun HBL-302 Hang-On Filter
The SunSun HBL-302 is a slim, efficient, and quiet hang-on-back (HOB) filter designed for Upto 2 Feet Tank aquariums. With a transparent body, multi-stage filtration, and surface skimmer, it is ideal for planted tanks, shrimp setups, and community aquariums.
🌊 Key Features
✅ Multi-stage filtration – Comes with sponges and filter cartridges for mechanical & biological filtration. Can be upgraded with ceramic rings, activated carbon, or bio-balls for improved performance.
✅ Surface skimmer – Built-in skimmer removes surface oil, dirt, and film to keep the water crystal clear.
✅ Adjustable flow rate – Gentle flow option for bettas or shrimp; higher flow for community tanks.
✅ Slim & compact design – Space-saving transparent body that hangs neatly on the aquarium back.
✅ Quiet operation – Low vibration motor for near-silent performance.
✅ Easy to maintain – Media trays can be removed and cleaned quickly without disturbing the fish.
🐠 Suitable For
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Tank Size: Upto 2 Feet Tank
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Fish Types: Tetras, Rasboras, Guppies, Mollies, Swordtails, Gouramis, Bettas, Shrimp & Snails
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⚠️ Not suitable for very large or heavy waste-producing fish like Goldfish, Oscars, or Arowana (unless used as an additional filter).
⚙️ Specifications
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Model: HBL-302
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Type: Hang-On-Back filter
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Flow Rate: 350 L/hr
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Tank Capacity: Upto 2 Feet Tank
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Power Consumption: ~3W (energy-efficient)
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Filter Media Included: Sponge + Filter Cartridge
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Upgradable Media: Ceramic rings, activated carbon, bio-balls, fine filter wool
🧱 Filter Media Setup (Recommended Order)
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Coarse sponge (mechanical filtration)
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Fine sponge (basic biological support)
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Ceramic rings / bio-balls (boost biological capacity)
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Activated carbon (optional – odor/polishing water)
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Fine filter wool (optional – crystal-clear water)
👉 For shrimp tanks, add a sponge pre-filter to the intake.
🔧 How to Install
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Hang the filter on the back of the aquarium.
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Insert inlet pipe & surface skimmer inside the tank.
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Fill the filter chamber with some tank water (helps priming).
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Plug in and switch ON – water circulation begins.
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Adjust flow rate to suit your fish.
🧼 Maintenance
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Rinse sponge every 2–3 weeks in tank water (never tap water).
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Replace filter cartridge/media when worn or clogged.
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Clean skimmer inlet to avoid blockages.
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Do not replace all biological media at once – prevents bacterial loss.
📦 What’s in the Box
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SunSun HBL-302 filter body
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Sponge & filter cartridge (pre-installed)
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Inlet pipe + surface skimmer
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Outlet pipe with fittings
✅ Why Choose SunSun HBL-302?
The SunSun HBL-302 is an affordable, powerful, and space-saving filter for hobbyists. It delivers excellent filtration, oxygenation, and water clarity with low maintenance. Perfect for planted, shrimp, and community aquariums.
👉 Best for aquarists who want a quiet, slim, and efficient HOB filter with surface skimmer function.



