Top Fin Silenstream Aquarium Tank Power Filter

PetSmart

Solid black color matches exactly, Hang-on-back design matches, Overall form factor and dimensions are consistent, Intake tube design is similar, Material (plastic) matches, Functionality as a power filter aligns, Retailer (PetSmart) is high priority

Seapora Nano Power Filter

Chewy.com

Hang-on-back filter category, Plastic material

Aquatop Forza Power Filter

Aquatop

Solid black color, Hang-on-back filter category, Plastic material