Resun Bioclear Power Internal Filters

Resun BioClear Power Internal Filters (models BC300, BC450, BC650) are compact, affordable all-in-one submersible aquarium pumps + filters for freshwater fish tanks.They combine a quiet pump with 4-stage (4-in-1) filtration in one easy-to-install unit that sticks inside the tank with suction cups:Main features

• Mechanical — sponge + fine pad (catches debris)
• Chemical — activated carbon (removes odors, toxins, discoloration)
• Biological — ceramic rings (huge surface for beneficial bacteria)
• Aeration — built-in air venturi (adds oxygen) + spray bar for gentle surface agitation

BC 300
4.5W
300L/H
20-40L


BC 450
5.5W
450L/H
40-80L

BC 650
8.5W
650L/H
60-120L

Why people like them

• Very quiet “silent design”
• Adjustable flow & outlet direction
• Super easy filter cartridge changes
• Provides circulation + filtration + extra oxygen without needing extra equipment
• Budget-friendly (usually $15–30 depending on region)

Basically, it’s a simple “hang-it-inside-and-forget” pump/filter combo that keeps water clear and fish healthy. Great as a main filter for small–medium tanks or as extra filtration on bigger setup

“Available to order” means this item is not in store right now. It can be ordered and delivered within 5–7 working days. Please confirm availability before you order.