SunSun HJ-611B Internal Submersible Filtration Pump

SunSun HJ-611B Internal Submersible Filtration Pump – Compact 6W Filtration Power for Clean, Healthy Aquariums

The SunSun HJ-611B is a compact internal filter pump that combines mechanical filtration, circulation, and oxygenation in one efficient design. With a strong yet quiet 6W motor and a maximum flow rate of 450 L/h, this unit provides reliable water movement and clarity in tanks up to 80 liters.

It includes a built-in sponge and carbon media chamber for mechanical and chemical filtration, effectively removing debris and odors while improving oxygen levels. The unit also comes with an optional spray bar for gentle water distribution or a venturi air pipe for added aeration — giving you full control over your tank’s flow dynamics.

Specifications

• Brand: SunSun
• Model: HJ-611B
• Power: 6W
• Flow Rate: 450 L/h
• H-Max (Head Height): 0.9 m
• Voltage: 220–240V / 50Hz
• Application: Freshwater & planted aquariums
• Filtration Media: Sponge & carbon cartridge
• Included Accessories: Spray bar & venturi pipe

Features & Benefits

• 3-in-1 function: filters, circulates, and aerates aquarium water
• Compact body fits neatly in nano or medium aquariums
• Quiet operation with long-lasting motor design
• Easy to install, clean, and maintain
• Includes optional spray bar for even flow distribution
• Improves water clarity, oxygen levels, and circulation
• Suitable for shrimp, betta, planted, and tropical fish setups

How to Install & Use

1. Ensure the pump is fully submerged before switching on.
2. Attach the spray bar for gentle water output, or use the venturi pipe for oxygenation.
3. Position the outlet toward the tank’s surface for effective gas exchange.
4. Rinse the sponge and carbon media regularly to maintain optimal performance.
5. Turn off the unit during cleaning and always handle with dry hands.

Care & Maintenance Tips

• Clean the impeller and filter media every 2–3 weeks to prevent clogging.
• Replace filter sponges periodically for best results.
• Avoid running the pump dry to prevent motor damage.
• Ensure secure power connections and avoid submerging the power cord.
• Pair with SunSun HJ-411B for smaller tanks or as a dual-filtration setup.